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HomeMy WebLinkAbout20041801 Ver 1_Stormwater Info_20050914FfzCAS AWA I P00-'?D Ck5"0,-AsE Project No. DWQ 04- ($01 - (to be provided by DWO) • DIVISION OF WATER QUALITY - 401 WET DETENTION BASIN WORKSHEET DWQ Stormwater Management Plan Review: 1. PROJECT INFORMATION (please complete the following information): Project Name : fb4'1 C"61' Ai- 9L(CY A004-1 Contact Person: ?Aut, Kit'al Phone Number: (I15) ?82-G?IYS For projects with multiple basins, specify which basin this worksheet applies to: V r Basin Bottom Elevation 90 ft. (average elevation of the floor of the basin) Permanent Pool Elevation 015 ft. (elevation of the orifice invert out) Temporary Pool Elevation 011* - b ft. (elevation of the outlet structure invert in) Permanent Pool Surface Area ZZ 161 b sq. ft. (water surface area at permanent pool elevation) Drainage Area %6.63 ac. (on-site and off-site drainage to the basin) Impervious Area 10 . 601 ac. (on-site and off-site drainage to the basin) Permanent Pool Volume 1 Ot , b'l4 cu. ft. (combined volume of main basin and forebay) Temporary Pool Volume 31 , %.a,% cu. ft. (volume detained on top of the permanent pool) Forebay Volume 17 , 03'L*" cu. ft. SA/DA used t AS (surface area to drainage area ratio) Diameter of Orifice 'Z , b in. (draw down orifice diameter) II. REQUIRED ITEMS CHECKLIST The following checklist outlines design requirements per the Stormwater Best Management Practices Manual. Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a requirement has • not been met, attach an explanation of why. At a minimum, a complete stormwater management plan submittal includes a worksheet for each BMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project Applicants Initials 0:3 (-C The temporary pool controls runoff from the 1 inch storm event. The basin length to width ratio is greater than 3:1. 0314 The basin side slopes are no steeper than 3:1. A submerged and vegetated perimeter shelf at less than 6:1 is provided. Vegetation to the permanent pool elevation is specified. D S K An emergency drain is provided to drain the basin. b S I< The permanent pool depth is between 3 and 6 feet (required minimum of 3 feet). b 3K The temporary pool draws down in 2 to 5 days. IL 3W.6- The forebay volume is approximately equal to 20% of the total basin volume. U'S K Sediment storage is provided in the permanent pool. O Is K Access is provided for maintenance. 03 it.- A notarized site specific operation and maintenance (0&M) plan is provided. 1153 l< A vegetation management/mowing schedule is provided in the 0&M plan. 03 K Semi-annual inspections are specified in the 0&M plan. D 3 K A debris check is specified in the 0&M plan to be performed after every storm event. D'3K A specific sediment clean-out benchmark is listed (elevation or depth) in 0&M plan. t03k A responsible party is designated in the 0&M plan. ' T1.1g FotL>r6#,.i I S APPt?X?Ft?I't6t ?( 20°/+, OF 7tE V ow,j5 OF Tlkf' r-6,4p IMAM wc'btLfi t3s' u6CE4s"I 7% "te-E-r 04'-%? SIZE it?4-??t?KEr?TS boa • W?'tEa Q?a4,Ll-tj 'f2Ek-n'tFt•1 r CSC t"ET i ET£rJ'Roa paab StZcNL wpRlCTtrt•EET? . 'T'}}f 't?tk? UD v y,,.i??tE r s "'kCU, tJaL6clt . • • FOCuS Rgxh 8 ?p4 Project No. DWQ 04 ($UI (to be provided by DWQ) DIVISION OF WATER QUALITY - 401 WET DETENTION BASIN WORKSHEET DWQ Stormwater Management Plan Review: 1. PROJECT INFORMATION (please complete the following information): Project Name : fab'S o .o6? l( RD(,Kl ROW Contact Person: bmib KtiCey2 Phone Number: For projects with multiple basins, specify which basin this worksheet applies to: Basin Bottom Elevation I I?.6 ft. (average elevation of the floor of the basin) Permanent Pool Elevation 121.so ft. (elevation of the orifice invert out) Temporary Pool Elevation 1. tL. ft. (elevation of the outlet structure invert in) Permanent Pool Surface Area 29,998 sq. ft. (water surface area at permanent pool elevation) Drainage Area 48.13 ac. (on-site and off-site drainage to the basin) Impervious Area 11.81 ac. (on-site and off-site drainage to the basin) Permanent Pool Volume 11.?2u _ cu. ft. (combined volume of main basin and forebay) Temporary Pool Volume 4 ? ,4L_ cu. ft. (volume detained on top of the permanent pool) Forebay Volume ____2Jo: it cu. ft. SA/DA used 1.?$ (surface area to drainage area ratio) Diameter of Orifice 3 in. (draw down orifice diameter) II. REQUIRED ITEMS CHECKLIST The following checklist outlines design requirements per the Stormwater Best Management Practices Manual. Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a requirement has not been met, attach an explanation of why. At a minimum, a complete stormwater management plan submittal includes a worksheet for each BMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project Applicants Initials Dik The temporary pool controls runoff from the 1 inch storm event. DTK. The basin length to width ratio is greater than 3:1. bSr- The basin side slopes are no steeper than 3:1. A submerged and vegetated perimeter shelf at less than 6:1 is provided. Vegetation to the permanent pool elevation is specified. Mitt An emergency drain is provided to drain the basin. r The permanent pool depth is between 3 and 6 feet (required minimum of 3 feet). The temporary pool draws down in 2 to 5 days. 'tr The forebay volume is approximately equal to 20% of the total basin volume. 1)?? Sediment storage is provided in the permanent pool. ?t! Access is provided for maintenance. d?C A notarized site specific operation and maintenance (0&M) plan is provided. r A vegetation management/mowing schedule is provided in the 0&M plan. Semi-annual inspections are specified in the 0&M plan. A debris check is specified in the 0&M plan to be performed after every storm event. A specific sediment clean-out benchmark is listed (elevation or depth) in 0&M plan. fir A responsible party is designated in the 0&M plan. • EKE FoRx?A`>! IS p??Rut? 307 of ?uC VoLUMi? GI// ! ?oj ?? r t3?,? u !? 5l ?WiS CvL 64 '?Rxti, l? 1ti ?EiukJ? 51G.t)GrSlrte?T) Ktj>At.. -?64 UowPLe 11 MCA LhWst - l A 7 7 ? 1 7 DWO Project No. • DIVISION OF WATER QUALITY - 401 EXTENDED DETENTION (and POCKET*) WETLAND WORKSHEET 3 1. PROJECT INFORMATION (please complete the following information): Project Name : 1'?? ,S c'- Gr,^-'-' Al y ?Icc ,a ? Contact Person: ?.?-1 s/ r -A & 1 S (' J? Phone Number: (9 K'I 9 S` For projects with multiple basins, specify which basin this worksheet applies to: Permanent Pool Elevation ft. (elevation of the orifice invert out) Temporary Pool Elevation /y1 c? ft. (elevation of the outlet structure invert in) Permanent Pool Surface Area y? sq. ft. (water surface area at permanent pool elevation) Drainage Area ?.`/ ac. (on-site and off-site drainage to the basin) Impervious Area c) 7E ac. (on-site and off-site drainage to the basin) Forebay Surface Area ` 96 sq. ft. (at permanent pool elevation approximately 15%)* Marsh 0"-9" Surface Area /1_?y3 sq. ft. (at permanent pool elevation approximately 35%)* Marsh 9"-18" Surface Area 0!4_3 sq. ft. (at permanent pool elevation approximately 35%)* Micro Pool Surface Area sq. ft. (at permanent pool elevation approximately 15%)* Temporary Pool Volumes cu. ft. (volume detained on top of the permanent pool) SA/DA used a • (surface area to drainage area ratio)* Diameter of Orifice a • U in. (draw down orifice diameter) II. REQUIRED ITEMS CHECKLIST • Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a requirement has not been met, attach an explanation of why. At a minimum, a complete stormwater management plan submittal includes a worksheet for each BMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project Applicants Initials LTN The temporary pool controls runoff from the 1 inch rain. J_P;? The basin side slopes are no steeper than 3:1. T o A planting plan for the marsh areas with plant species and densities is provided. ?'< Vegetation above the permanent pool elevation is specified. An emergency drain is provided to drain the basin. r? The temporary pool draws down in 2 to 5 days. Sediment storage is provided in the permanent pool. A sediment disposal area is provided. V Access is provided for maintenance. A site specific, signed and notarized operation and maintenance agreement is provided. The drainage area (including any offsite area) is delineated on a site plan. Access is provided for maintenance. Plan details for the wetland are provided. Plan details for the inlet and outlet are provided. , 1 A site specific operation and maintenance agreement, signed and notarized by the responsible party is provided (see http://h2o.ehnr.state.nc.us/ncwetlands/oandm.doc). * Pocket Wetlands have different design parameters and are only assumed to remove 35% TSS - See pp. 19 and 20 of the NC DENR Stormwater BMP Manual, April 1999. 10% open water, 50% high marsh, 40% low marsh. 0 FOC,qS APFA 3 o-E-MA#-3 7 M f hneA. A I DWQ Project No. J0AA " % 160 % DIVISION OF WATER QUALITY - 401 EXTENDED DETENTION (and POCKET*) WETLAND WORKSHEET 1. PROJECT INFORMATION (please complete the following information): Project Name : F*O"15 tour -b-A " Rscq Kwwr Contact Person: Dk%J lb %%kcaft Phone Number: For projects with multiple basins, specify which basin this worksheet applies to: AM) -1%% 64let5 Permanent Pool Elevation 1071.0 ft. (elevation of the orifice invert out) Temporary Pool Elevation 1 AJ ft. (elevation of the outlet structure invert in) Permanent Pool Surface Area 4,155 sq. ft. (water surface area at permanent pool elevation) Drainage Area tA i1g1 ac. (on-site and off-site drainage to the basin) Impervious Area Z .%4 ac. (on-site and off-site drainage to the basin) Forebay Surface Area -1 y 3 sq. ft. (at permanent pool elevation approximately 15%)* Marsh 0"-9" Surface Area , Z 3 u sq. ft. (at permanent pool elevation approximately 35%)* Marsh 9"-18" Surface Area 1 ; 't 3 a sq. ft. (at permanent pool elevation approximately 35%)* Micro Pool Surface Area '( 441 sq. ft. (at permanent pool elevation approximately 15%)* Temporary Pool Volume t O , t 5 L cu. ft. (volume detained on top of the permanent pool) SA/DA used Z 4 (surface area to drainage area ratio)* Diameter of Orifice 016 in. (draw down orifice diameter) II. REQUIRED ITEMS CHECKLIST Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a • requirement has not been met, attach an explanation of why. At a minimum, a complete stormwater management plan submittal includes a worksheet for each BMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project Applicants Initials fl?tC The temporary pool controls runoff from the 1 inch rain. 03t< The basin side slopes are no steeper than 3:1. oMe- A planting plan for the marsh areas with plant species and densities is provided. 03t4 Vegetation above the permanent pool elevation is specified. 0-'t< An emergency drain is provided to drain the basin. O'StC The temporary pool draws down in 2 to 5 days. O's r- Sediment storage is provided in the permanent pool. V'3K A sediment disposal area is provided. ?j 0TK Access is provided for maintenance. y)1? brstc A site specific, signed and notarized operation and maintenance agreement is provided. mt4 The drainage area (including any offsite area) is delineated on a site plan. COK Access is provided for maintenance. amt Plan details for the wetland are provided. CStc Plan details for the inlet and outlet are provided. =e A site specific operation and maintenance agreement, signed and notarized by the responsible party is provided (see http://h2o.ehnr.state.nc.us/ncwetlands/oandm.doc). * Pocket Wetlands have different design parameters and are only assumed to remove 35% TSS - See pp. 19 and 20 of the NC DENR Stormwater BMP Manual, April 1999. 10% open water, 50% high marsh, 40% low marsh. 0 vac.-ts kceA 3 wW-TLWb HF hRtA :16s L - - DWQ Project No. 0 ° 10 t • DIVISION OF WATER QUALITY - 401 EXTENDED DETENTION (and POCKET*) WETLAND WORKSHEET 1. PROJECT INFORMATION (please complete the following information): Project Name : F'®v-D `S cv_. "j Art R.accq Kbj*.&-r Contact Person: DRJtb t<twerm Phone Number: Idt°l1 '1??. e?g5 For projects with multiple basins, specify which basin this worksheet applies to: Permanent Pool Elevation l Q4}A ft. (elevation of the orifice invert out) Temporary Pool Elevation (O+i?•Q ft. (elevation of the outlet structure invert in) Permanent Pool Surface Area 3 4963 sq. ft. (water surface area at permanent pool elevation) Drainage Area 6,447. ac. (on-site and off-site drainage to the basin) Impervious Area 2. oS ac. (on-site and off-site drainage to the basin) Forebay Surface Area SR4 . sq. ft. (at permanent pool elevation approximately 15%)* Marsh 0%9" Surface Area t t'S91 sq. ft. (at permanent pool elevation approximately 35%)* Marsh 9"-18" Surface Area t t4S4h'l sq. ft. (at permanent pool elevation approximately 35%)* Micro Pool Surface Area SgM sq. ft. (at permanent pool elevation approximately 15%)* Temporary Pool Volume 1 i %12 cu. ft. (volume detained on top of the permanent pool) SA/DA used 1,yt?3 (surface area to drainage area ratio)* Diameter of Orifice z .b in. (draw down orifice diameter) II. REQUIRED ITEMS CHECKLIST Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a • requirement has not been met, attach an explanation of why. At a minimum, a complete stormwater management plan submittal includes a worksheet for each BMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project Applicants Initials 013 1C, The temporary pool controls runoff from the 1 inch rain. b'SK The basin side slopes are no steeper than 3:1. 03K A planting plan for the marsh areas with plant species and densities is provided. 0311C. Vegetation above the permanent pool elevation is specified. O'StL An emergency drain is provided to drain the basin. bstf The temporary pool draws down in 2 to 5 days. D's V. Sediment storage is provided in the permanent pool. bgK A sediment disposal area is provided. n3r K Access is provided for maintenance. 0 *$1l A site specific, signed and notarized operation and maintenance agreement is provided. 0.514 The drainage area (including any offsite area) is delineated on a site plan. .D? K Access is provided for maintenance. D3tc Plan details for the wetland are provided. 01(4. Plan details for the inlet and outlet are provided. ",'t[ A site specific operation and maintenance agreement, signed and notarized by the responsible party is provided (see http://h2o.ehnr.state.nc.us/ncwetlands/oandm.doc). * Pocket Wetlands have different design parameters and are only assumed to remove 35% TSS - See pp. 19 and 20 of the NC DENR Stormwater BMP Manual, April 1999. 10% open water, 50% high marsh, 40% low marsh. • Focus AP0 3 wetth#,?t) MP ALM -a"S DWO Project No. -_t1A P$0 _ DIVISION OF WATER QUALITY- • 401 EXTENDED DETENTION (and POCKET*) WETLAND WORKSHEET /0 1. PROJECT INFORMATION (please complete the following information): Project Name : Fo"'5 t'.t aw Art tzae*q mbjwc Contact Person: DRJtO K%Werz Phone Number: (®lt`'l) 't?lY ti?l?5 For projects with multiple basins, specify which basin this worksheet applies to: Permanent Pool Elevation 10.6. 0 ft. (elevation of the orifice invert out) Temporary Pool Elevation 1Q_1 Q ft. (elevation of the outlet structure invert in) Permanent Pool Surface Area 1 Ibi% sq. ft. (water surface area at permanent pool elevation) Drainage Area 3 93 ac. (on-site and off-site drainage to the basin) Impervious Area ac. (on-site and off-site drainage to the basin) Forebay Surface Area Z tt`? sq. ft. (at permanent pool elevation approximately 15%)* Marsh 0"-9" Surface Area ISLL sq. ft. (at permanent pool elevation approximately 35%)* Marsh 9"-18" Surface Area IT6L sq. ft. (at permanent pool elevation approximately 35%)* Micro Pool Surface Area sq. ft. (at permanent pool elevation approximately 15%)* Temporary Pool Volume 3 tl°l$ cu. ft. (volume detained on top of the permanent pool) SA/DA used b. q'1 (surface area to drainage area ratio)* Diameter of Orifice 3 .O in. (draw down orifice diameter) II. REQUIRED ITEMS CHECKLIST Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a • requirement has not been met, attach an explanation of why. At a minimum, a complete stormwater management plan submittal includes a worksheet for each BMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project Applicants Initials CZ YL The temporary pool controls runoff from the 1 inch rain. D *TVL The basin side slopes are no steeper than 3:1. O-A t< A planting plan for the marsh areas with plant species and densities is provided. b 3 K Vegetation above the permanent pool elevation is specified. D'S lc An emergency drain is provided to drain the basin. t"s lC The temporary pool draws down in 2 to 5 days. h`S it Sediment storage is provided in the permanent pool. 0 3 tf. A sediment disposal area is provided. 03 K Access is provided for maintenance. .not< A site specific, signed and notarized operation and maintenance agreement is provided. D3tL The drainage area (including any offsite area) is delineated on a site plan. b'3t, Access is provided for maintenance. om t4 Plan details for the wetland are provided. 17Z K Plan details for the inlet and outlet are provided. l731L A site specific operation and maintenance agreement, signed and notarized by the responsible party is provided (see http://h2o.ehnr.state.nc.us/ncwetlands/oandm.doc). * Pocket Wetlands have different design parameters and are only assumed to remove 35% TSS - See pp. 19 and 20 of the NC DENR Stormwater BMP Manual, April 1999. 10% open water, 50% high marsh, 40% low marsh. 0 DWQ Project No. iot _- I So ? _ Foc-qS apteA ii 'A wS't?k?0 MF AteCAL k? DIVISION OF WATER QUALITY - 401 EXTENDED DETENTION (and POCKET*) WETLAND WORKSHEET 7 1. PROJECT INFORMATION (please complete the following information): Project Name : FOCZD`S CO' -j"I Art Vtb VCq Kaaya-? Contact Person: bNylb 1c11eieez Phone Number: (C%%41) 11 6#A4t5 For projects with multiple basins, specify which basin this worksheet applies to: Permanent Pool Elevation %. 0 ft. (elevation of the orifice invert out) Temporary Pool Elevation 91 . I ft. (elevation of the outlet structure invert in) Permanent Pool Surface Area 3 1 T4 sq. ft. (water surface area at permanent pool elevation) Drainage Area 3 . "16 ac. (on-site and off-site drainage to the basin) Impervious Area 1. %% ac. (on-site and off-site drainage to the basin) Forebay Surface Area 5 b'. sq. ft. (at permanent pool elevation approximately 15%)* Marsh 0"-9" Surface Area 1 1 %I sq. ft. (at permanent pool elevation approximately 35%)* Marsh 9"-18" Surface Area %% %k sq. ft. (at permanent pool elevation approximately 35%)* Micro Pool Surface Area 5*0 6 sq. ft. (at permanent pool elevation approximately 15%)* Temporary Pool Volume b 1%-Lq cu. ft. (volume detained on top of the permanent pool) SA/DA used '? • b b (surface area to drainage area ratio)* Diameter of Orifice •L . b in. (draw down orifice diameter) II. REQUIRED ITEMS CHECKLIST • Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a requirement has not been met, attach an explanation of why. At a minimum, a complete stormwater management plan submittal includes a worksheet for each BMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project ADDlicants Initials D3 tC The temporary pool controls runoff from the 1 inch rain. aZ K The basin side slopes are no steeper than 3:1. D *3 1K _A planting plan for the marsh areas with plant species and densities is provided. b 3 K Vegetation above the permanent pool elevation is specified. Z'3 KAn emergency drain is provided to drain the basin. 03 K The temporary pool draws down in 2 to 5 days. re's lC Sediment storage is provided in the permanent pool. n s I< A sediment disposal area is provided. 15:3 V. Access is provided for maintenance. b3 K A site specific, signed and notarized operation and maintenance agreement is provided. DoK The drainage area (including any offsite area) is delineated on a site plan. 173K Access is provided for maintenance. g3IS Plan details for the wetland are provided. 03 Plan details for the inlet and outlet are provided. b314 A site specific operation and maintenance agreement, signed and notarized by the responsible party is provided (see http://h2o.ehnr.state.nc.us/ncwetlands/oandm.doc). * Pocket Wetlands have different design parameters and are only assumed to remove 35% TSS - See pp. 19 and 20 of the NC DENR Stormwater BMP Manual, April 1999. 10% open water, 50% high marsh, 40% low marsh. r? L_J >Fbc? s AMEA l{ w E tt kv l MF AtrZAk-* (o • DWQ-Project No. `C) CA - % 17" b 0 DIVISION OF WATER QUALITY - 401 EXTENDED DETENTION (and POCKET*) WETLAND WORKSHEET 1. PROJECT INFORMATION (please complete the following information): Project Name: FO " is c o*, a_ j A't tZS`A,_q $A&j*A_C Contact Person: Dwttp twcert Phone Number: For projects with multiple basins, specify which basin this worksheet applies to: Permanent Pool Elevation O • ft. (elevation of the orifice invert out) Temporary Pool Elevation 10(aus ft. (elevation of the outlet structure invert in) Permanent Pool Surface Area 4 ,1A% T sq. ft. (water surface area at permanent pool elevation) Drainage Area 3.05 ac. (on-site and off-site drainage to the basin) Impervious Area t..Sb ac. (on-site and off-site drainage to the basin) Forebay Surface Area b 16 N sq. ft. (at permanent pool elevation approximately 15%)* Marsh 0"-9" Surface Area 15 Ss sq. ft. (at permanent pool elevation approximately 35%)* Marsh 9"-18" Surface Area 1556 sq. ft. (at permanent pool elevation approximately 35%)* Micro Pool Surface Area kL4 sq. ft. (at permanent pool elevation approximately 15%)* Temporary Pool Volume '% Wt4 cu. ft. (volume detained on top of the permanent pool) SA/DA used l .toy (surface area to drainage area ratio)* Diameter of Orifice 1L. p in. (draw down orifice diameter) II. REQUIRED ITEMS CHECKLIST • Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a requirement has not been met, attach an explanation of why. At a minimum, a complete stormwater management plan submittal includes a worksheet for each BMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project Applicants Initials D? K The temporary pool controls runoff from the 1 inch rain. Z3 S K The basin side slopes are no steeper than 3:1. q13 K A planting plan for the marsh areas with plant species and densities is provided. DZ V, Vegetation above the permanent pool elevation is specified. ba K An emergency drain is provided to drain the basin. zlztK The temporary pool draws down in 2 to 5 days. D3 lc Sediment storage is provided in the permanent pool. D3 K A sediment disposal area is provided. O'3 K. Access is provided for maintenance. 03 K A site specific, signed and notarized operation and maintenance agreement is provided. 03 Ilk The drainage area (including any offsite area) is delineated on a site plan. t M K Access is provided for maintenance. t>3 K Plan details for the wetland are provided. b3 K Plan details for the inlet and outlet are provided. belt A site specific operation and maintenance agreement, signed and notarized by the responsible party is provided (see http://h2o.ehnr.state.nc.us/ncwetlands/oandm.doc). * Pocket Wetlands have different design parameters and are only assumed to remove 35% TSS - See pp. 19 and 20 of the NC DENR Stormwater BMP Manual, April 1999. 10% open water, 50% high marsh, 40% low marsh. r1 LJ Foos-ts k%E& L( wE-NAf4D M F 4MA 44 "T DWO Project No - ---044 - t 160 % DIVISION OF WATER QUALITY - 401 EXTENDED DETENTION (and POCKET*) WETLAND WORKSHEET 1. PROJECT INFORMATION (please complete the following information): Project Name : F'o";S c.t? awl A:K i-zc*tq *Aoj*.s-r Contact Person: bkotb twoeft Phone Number: (?t?tt) '1 lY A 6Kg5 For projects with multiple basins, specify which basin this worksheet applies to: Permanent Pool Elevation 105.0 ft. (elevation of the orifice invert out) Temporary Pool Elevation 1.0_ _ .l - ft. (elevation of the outlet structure invert in) Permanent Pool Surface Area 5 .5+, b sq. ft. (water surface area at permanent pool elevation) Drainage Area 5 :K•Z ac. (on-site and off-site drainage to the basin) Impervious Area 3 . l to ac. (on-site and off-site drainage to the basin) Forebay Surface Area %T.b sq. ft. (at permanent pool elevation approximately 15%)* Marsh 0"-9" Surface Area t Ck7A sq. ft. (at permanent pool elevation approximately 35%)* Marsh 9"-18" Surface Area t °ty-"t sq. ft. (at permanent pool elevation approximately 35%)* Micro Pool Surface Area Sr-6 sq. ft. (at permanent pool elevation approximately 15%)* Temporary Pool Volume It 17-5q cu. ft. (volume detained on top of the permanent pool) SA/DA used .Z .'S'S (surface area to drainage area ratio)* Diameter of Orifice • O in. (draw down orifice diameter) II. REQUIRED ITEMS CHECKLIST • Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a requirement has not been met, attach an explanation of why. At a minimum, a complete stormwater management plan submittal includes a worksheet for each BMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project Applicants Initials 03 K The temporary pool controls runoff from the 1 inch rain. t3 Is K The basin side slopes are no steeper than 3:1. f33 1C A planting plan for the marsh areas with plant species and densities is provided. b3K Vegetation above the permanent pool elevation is specified. b3 t< An emergency drain is provided to drain the basin. b3 tC The temporary pool draws down in 2 to 5 days. 01h1< Sediment storage is provided in the permanent pool. b3[< A sediment disposal area is provided. cps K Access is provided for maintenance. 0311 A site specific, signed and notarized operation and maintenance agreement is provided. OZ K The drainage area (including any offsite area) is delineated on a site plan. 03K Access is provided for maintenance. VZK Plan details for the wetland are provided. bm K Plan details for the inlet and outlet are provided. Oa (k A site specific operation and maintenance agreement, signed and notarized by the responsible party is provided (see http://h2o.ehnr.state.nc.us/ncwetlands/oandm.doc). * Pocket Wetlands have different design parameters and are only assumed to remove 35% TSS - See pp. 19 and 20 of the NC DENR Stormwater BMP Manual, April 1999. 10% open water, 50% high marsh, 40% low marsh. 0 FOG-ts RRca 5 r+JeTtA, D '--1 F It ME A J $ DWQ Project No. ?`' ?QySS • DIVISION OF WATER QUALITY - 401 EXTENDED DETENTION (and POCKET*) WETLAND WORKSHEET l? 1. PROJECT INFORMATION (please complete the following information): Project Name: F'o1bi5 &-T R4e4-q 1.% a-C Contact Person: Dwttb `Ctwem Phone Number: (?tK) "t lx, b?1?5 For projects with multiple basins, specify which basin this worksheet applies to: Permanent Pool Elevation lo9•0 ft. (elevation of the orifice invert out) Temporary Pool Elevation I I L 1' ft. (elevation of the outlet structure invert in) Permanent Pool Surface Area 5; 4h'6 sq. ft. (water surface area at permanent pool elevation) Drainage Area 4 .%1, ac. (on-site and off-site drainage to the basin) Impervious Area 1.01 ac. (on-site and off-site drainage to the basin) Forebay Surface Area 8 tt sq. ft. (at permanent pool elevation approximately 15%)* Marsh 0"-9" Surface Area t qq3 sq. ft. (at permanent pool elevation approximately 35%)* Marsh 9"-18" Surface Area 1 ?q'S sq. ft. (at permanent pool elevation approximately 35%)* Micro Pool Surface Area S k%.1 % sq. ft. (at permanent pool elevation approximately 15%)* Temporary Pool Volume 10 t R30 cu. ft. (volume detained on top of the permanent pool) SA/DA used Z .5y (surface area to drainage area ratio)* Diameter of Orifice Z O in. (draw down orifice diameter) II. REQUIRED ITEMS CHECKLIST • Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a requirement has not been met, attach an explanation of why. At a minimum, a complete stormwater management plan submittal includes a worksheet for each BMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project Applicants Initials '[SlC The temporary pool controls runoff from the 1 inch rain. DZ K The basin side slopes are no steeper than 3:1. -a (! A planting plan for the marsh areas with plant species and densities is provided. 5 K Vegetation above the permanent pool elevation is specified. J D'3 K An emergency drain is provided to drain the basin. D -a K The temporary pool draws down in 2 to 5 days. OS Sediment storage is provided in the permanent pool. Du A sediment disposal area is provided. b's (< Access is provided for maintenance. iD?l? A site specific, signed and notarized operation and maintenance agreement is provided. D3 K The drainage area (including any offsite area) is delineated on a site plan. b3K Access is provided for maintenance. DaK Plan details for the wetland are provided. b St< Plan details for the inlet and outlet are provided. D5K A site specific operation and maintenance agreement, signed and notarized by the responsible party is provided (see http://h2o.ehnr.state.nc.us/ncwetlands/oandm.doc). * Pocket Wetlands have different design parameters and are only assumed to remove 35% TSS - See pp. 19 and 20 of the NC DENR Stormwater BMP Manual, April 1999. 10% open water, 50% high marsh, 40% low marsh. FC04 kREA b '_-XT_A"0 "F 4REA At q • DWO Project No. ?O 4 DIVISION OF WATER QUALITY - 401 EXTENDED DETENTION (and POCKET*) WETLAND WORKSHEET-_ 1. PROJECT INFORMATION (please complete the following information): Project Name : Fo"IS 'gal Art Vtb?M µA&joa^r Contact Person: bkott7 t4wls z Phone Number: (':W%) 'tilt ^ b?lg5 For projects with multiple basins, specify which basin this worksheet applies to: Permanent Pool Elevation X110 ft. Temporary Pool Elevation 1 ?q . ft. (elevation of the orifice invert out) (elevation of the outlet structure invert in) Permanent Pool Surface Area Lk 1311 sq. ft. Drainage Area LA IT ac. Impervious Area ?..re ( ac. Forebay Surface Area V %T sq. ft. Marsh 0"-9" Surface Area t o b sq. ft. Marsh 9"-18" Surface Area tosq. ft. Micro Pool Surface Area lt?ob sq. ft. (water surface area at permanent pool elevation) (on-site and off-site drainage to the basin) (on-site and off-site drainage to the basin) (at permanent pool elevation approximately 15%)* (at permanent pool elevation approximately 35%)* (at permanent pool elevation approximately 35%)* (at permanent pool elevation approximately 15%)* Temporary Pool Volume al VAIA cu. ft. (volume detained on top of the permanent pool) SA/DA used Z,3'3 (surface area to drainage area ratio)* Diameter of Orifice 2 tto in. (draw down orifice diameter) II. REQUIRED ITEMS CHECKLIST • Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a requirement has not been met, attach an explanation of why. At a minimum, a complete stormwater management plan submittal includes a worksheet for each BMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project Applicants Initials DMtG The temporary pool controls runoff from the 1 inch rain. O'SK The basin side slopes are no steeper than 3:1. DS K A planting plan for the marsh areas with plant species and densities is provided. O'3 K Vegetation above the permanent pool elevation is specified. 0'3A! An emergency drain is provided to drain the basin. b? g The temporary pool draws down in 2 to 5 days. OAK Sediment storage is provided in the permanent pool. tr? K A sediment disposal area is provided. b?K Access is provided for maintenance. 05K A site specific, signed and notarized operation and maintenance agreement is provided. EraKK The drainage area (including any offsite area) is delineated on a site plan. DZK Access is provided for maintenance. =tc Plan details for the wetland are provided. V5% Plan details for the inlet and outlet are provided. D".3 1c A site specific operation and maintenance agreement, signed and notarized by the responsible party is provided (see http://h2o.ehnr.state.nc.us/ncwetlands/oandm.doc). * Pocket Wetlands have different design parameters and are only assumed to remove 35% TSS - See pp. 19 and 20 of the NC DENR Stormwater BMP Manual, April 1999. 10% open water, 50% high marsh, 40% low marsh. FoC,e s 4rZq b w?'C fl DWQ-Prbject No. `o ILA ° 1 ZO • DIVISION OF WATER QUALITY - 401 EXTENDED DETENTION (and POCKET***) WETLAND WORKSHEET Z' 1. PROJECT INFORMATION (please complete the following information): Project Name : FO" I S C1 a?a t? A't {ta ?c? mbi*4- * Contact Person: bRV tb lem(le t Phone Number. For projects with multiple basins, specify which basin this worksheet applies to: Permanent Pool Elevation 116.0 ft. (elevation of the orifice invert out) Temporary Pool Elevation L I g• 1 ft. (elevation of the outlet structure invert in) Permanent Pool Surface Area 5i sq. ft. (water surface area at permanent pool elevation) Drainage Area .5'1 ac. (on-site and off-site drainage to the basin) Impervious Area 3 .-Ls ac. (on-site and off-site drainage to the basin) Forebay Surface Area %%AIR sq. ft. (at permanent pool elevation approximately 15%)* Marsh 0"-9" Surface Area I 11l b't.) sq. ft. (at permanent pool elevation approximately 35%)* Marsh 9"-18" Surface Area l of %b sq. ft. (at permanent pool elevation approximately 35%)* Micro Pool Surface Area 16A16 sq. ft. (at permanent pool elevation approximately 15%)* Temporary Pool Volume l l I Sul cu. ft. (volume detained on top of the permanent pool) SA/DA used Z .33 (surface area to drainage area ratio)* Diameter of Orifice z.o in. (draw down orifice diameter) II. REQUIRED ITEMS CHECKLIST • Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a requirement has not been met, attach an explanation of why. At a minimum, a complete stormwater management plan submittal includes a worksheet for each BMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project Applicants Initials D'Z t< The temporary pool controls runoff from the 1 inch rain. O 3 K The basin side slopes are no steeper than 3:1. to 3 t< A planting plan for the marsh areas with plant species and densities is provided. 07te- Vegetation above the permanent pool elevation is specified. 03 (< An emergency drain is provided to drain the basin. DS K The temporary pool draws down in 2 to 5 days. 03 K Sediment storage is provided in the permanent pool. D3%< A sediment disposal area is provided. ,D:3 K Access is provided for maintenance. 03 K A site specific, signed and notarized operation and maintenance agreement is provided. b'SK The drainage area (including any offsite area) is delineated on a site plan. OZ K Access is provided for maintenance. ID 'm Plan details for the wetland are provided. 03 K Plan details for the inlet and outlet are provided. D -5 14 A site specific operation and maintenance agreement, signed and notarized by the responsible party is provided (see http://h2o.ehnr.state.nc.us/ncwetlands/oandm.doc). * Pocket Wetlands have different design parameters and are only assumed to remove 35% TSS - See pp. 19 and 20 of the NC DENR Stormwater BMP Manual, April 1999. 10% open water, 50% high marsh, 40% low marsh. r, ?J FecLis AXEN I prn- O Res "-o it f • Project No. 0W0 (to be provided by DWQ) DIVISION OF WATER QUALITY - 401 WET DETENTION BASIN WORKSHEET DWQ Stormwater Management Plan Review: 1. PROJECT INFORMATION (please complete the following information): Project Name : Fb&l ("Z" LIL WIi Jko0"11 Contact Person: 'MVI? l'..IKLI Phone Number: For projects with multiple basins, specify which basin this worksheet applies to: Basin Bottom Elevation 4-9.0 ft. (average elevation of the floor of the basin) Permanent Pool Elevation 133.0 ft. (elevation of the orifice invert out) Temporary Pool Elevation 13 Ole Is ft. (elevation of the outlet structure invert in) Permanent Pool Surface Area 2z i 11Y4 sq. ft. Drainage Area ?1 L y5 ac. Impervious Area M ac. Permanent Pool Volume bb 1611 cu. ft. Temporary Pool Volume 5'6,%36 cu. ft. Forebay Volume cu. ft. (water surface area at permanent pool elevation) (on-site and off-site drainage to the basin) (on-site and off-site drainage to the basin) (combined volume of main basin and forebay) (volume detained on top of the permanent pool) SA/DA used (surface area to drainage area ratio) Diameter of Orifice Z . b in. (draw down orifice diameter) II. REQUIRED ITEMS CHECKLIST The following checklist outlines design requirements per the Stormwater Best Management Practices Manual. Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a requirement has • not been met, attach an explanation of why. At a minimum, a complete stormwater management plan submittal includes a worksheet for each BMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project Applicants Initials 0,3 1< The temporary pool controls runoff from the 1 inch storm event. The basin length to width ratio is greater than 3:1. 03 K The basin side slopes are no steeper than 3:1. A submerged and vegetated perimeter shelf at less than 6:1 is provided. Vegetation to the permanent pool elevation is specified. 03ti. An emergency drain is provided to drain the basin. b3 K The permanent pool depth is between 3 and 6 feet (required minimum of 3 feet). n3 tk The temporary pool draws down in 2 to 5 days. D 3 ?4 The forebay volume is approximately equal to 20% of the total basin volume. 0 3 l2 Sediment storage is provided in the permanent pool. 0,3114 Access is provided for maintenance. D3 f t A notarized site specific operation and maintenance (0&M) plan is provided. 0:%t4 A vegetation management/mowing schedule is provided in the 0&M plan. D3 V. Semi-annual inspections are specified in the 0&M plan. 03K. A debris check is specified in the 0&M plan to be performed after every storm event. 0-41L _ A specific sediment clean-out benchmark is listed (elevation or depth) in 0&M plan. 022 A responsible party is designated in the 0&M plan. Fb cws AxE4 -1 pbafl "5 Axrk *1 t -Project No. DWQ 04- ($at - - • -- 1 - - ---- (to be provided by DWQ) DIVISION OF WATER QUALITY - 401 WET DETENTION BASIN WORKSHEET )? DWQ Stormwater Management Plan Review: [ 1. PROJECT INFORMATION (please complete the following information): Project Name : 606'COLW Al' RXr-Y ptu0Z7 Contact Person: 1&1t'..lrA,2 Phone Number: For projects with multiple basins, specify which basin this worksheet applies to: Basin Bottom Elevation 17-1-D ft. (average elevation of the floor of the basin) Permanent Pool Elevation 133.0 ft. (elevation of the orifice invert out) Temporary Pool Elevation 1365 ft. (elevation of the outlet structure invert in) Permanent Pool Surface Area 16 IN U sq. ft. (water surface area at permanent pool elevation) Drainage Area 2'?, .SL ac. (on-site and off-site drainage to the basin) Impervious Area Jb .641 ac. (on-site and off-site drainage to the basin) Permanent Pool Volume 't' kZ cu. ft. (combined volume of main basin and forebay) Temporary Pool Volume S°L . "74 cu. ft. (volume detained on top of the permanent pool) Forebay Volume I3 04b cu, ft. SA/DA used t - S at (surface area to drainage area ratio) Diameter of Orifice 7,0 in. (draw down orifice diameter) II. REQUIRED ITEMS CHECKLIST The following checklist outlines design requirements per the Stormwater Best Management Practices Manual. Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a requirement has • not been met, attach an explanation of why. At a minimum, a complete stormwater management plan submittal includes a worksheet for each BMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project Applicants Initials O? K The temporary pool controls runoff from the 1 inch storm event. The basin length to width ratio is greater than 3:1. CZ it, The basin side slopes are no steeper than 3:1. A submerged and vegetated perimeter shelf at less than 6:1 is provided. Vegetation to the permanent pool elevation is specified. 03K An emergency drain is provided to drain the basin. rS tC The permanent pool depth is between 3 and 6 feet (required minimum of 3 feet). tJ SlK The temporary pool draws down in 2 to 5 days. _t) Zte, The forebay volume is approximately equal to 20% of the total basin volume. b s V. Sediment storage is provided in the permanent pool. b3t< Access is provided for maintenance. D-S lC A notarized site specific operation and maintenance (0&M) plan is provided. 0Z Lt. A vegetation management/mowing schedule is provided in the 0&M plan. _h"1* Semi-annual inspections are specified in the 0&M plan. h'st< A debris check is specified in the 0&M plan to be performed after every storm event. 3 (Z A specific sediment clean-out benchmark is listed (elevation or depth) in 0&M plan. A responsible party is designated in the 0&M plan. 0 F ocy 5 A V* A -T Sw? 4?Es ksg? *:3 The following worksheet was generated by WK Dickson based on design criteria found in a manual generated by the / - Center for Watershed Protection in Maryland. / DWQ Project No.?? j$ol ENGINEERED SWALE WORKSHEET 1. PROJECT INFORMATION (please complete the following information): Project Name: F g zt! 5 Cot,o.a i l4T 20 : ;s "o.Af a-T' Contact Person: tD+4yt b l<.l It Tt Phone Number: `T?Z." Swale ID: Swale Length 'I %'t ft. Tributary Drainage Area l3 t 43 ac. (on-site and off-site drainage to the swale) Impervious Area 4.35 ac. (on-site and off-site drainage to the swale) Max. Velocity from 2 Yr. Storm 'Z • Z-?' fps (4 to 5 fps max.) Max. Velocity from 10 Yr. Storm Z .?S fps Min. side slopes ratio (2:1 min.) 3: Steepest Effective Slope ft/ft (1.0 to 2.0 percent without check dams) t? Cover Crop fo?kX.t • II. REQUIRED ITEMS CHECKLIST Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a requirement has not been met, attach an explanation of why. At a minimum, a complete stormwater management plan submittal includes a worksheet for each BMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project. Applicants Initials Vegetation Plan provided on plans. 13 wkk The underlying soils are permeable and non-compacted. t) Z V_ Pretreatment is provided for a volume of 0.05 inches per impervious acre. h 3 tL Swale carries only stormwater flow. 0:3 K Water table depth is greater than 3 feet below the bottom of the swale. 0.3 t< The drainage area (including any offsite area) is delineated on a site plan. 03 K Plan details for the swale are provided. D 3 K Plan details for the inlets and outlets are provided. 0!3 11, The outlet structure is sized to release the WQV over 6 hours. 03 t< Swale provides adequate capacity for the 10-yr storm with 6 inches of freeboard. D3l< Check dams provided. t; The operation and maintenance agreement includes annual erosion and vegetation repair, and at least twice annual mowing. 03K The operation and maintenance agreement signed and notarized by the responsible party is provided. 0 -- DWQ Project No. ®? "' b °?sb 9 lr ow S /?r"Al '1 FOOCET wye' b VXS kRZA # 3 DIVISION OF WATER QUALITY - 401 EXTENDED DETENTION (and POCKET*) WETLAND WORKSHEET l 1. PROJECT INFORMATION (please complete the following information): Project Name : F'O=-b`S COs awl Art %bcAc { Kauv&°C' Contact Person: DRV Ib `<wietz Phone Number: (ql'%) 'tit ?•{q5 For projects with multiple basins, specify which basin this worksheet applies to: Permanent Pool Elevation s0 ft. (elevation of the orifice invert out) Temporary Pool Elevation ft. (elevation of the outlet structure invert in) Permanent Pool Surface Area ?( ?30? sq. ft. (water surface area at permanent pool elevation) Drainage Area IS-it ac. (on-site and off-site drainage to the basin) Impervious Area 4 13 ac. (on-site and off-site drainage to the basin) Forebay Surface Area 6 't kl sq. ft. (at permanent pool elevation approximately 15%)* Marsh 0"-9" Surface Area sq. ft. (at permanent pool elevation approximately 35%)* Marsh 9"-18" Surface Area 16,19 sq. ft. (at permanent pool elevation approximately 35%)* Micro Pool Surface Area SIVA sq. ft. (at permanent pool elevation approximately 15%)* Temporary Pool Volume lb to t°t cu. ft. (volume detained on top of the permanent pool) SA/DA used O n 5- (surface area to drainage area ratio)* Diameter of Orifice ': •o in. (draw down orifice diameter) II. REQUIRED ITEMS CHECKLIST • Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a requirement has not been met, attach an explanation of why. At a minimum, a complete stormwater management plan submittal includes a worksheet for each BMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project Applicants Initials O"S K The temporary pool controls runoff from the 1 inch rain. O 3 K The basin side slopes are no steeper than 3:1. O 3 l(- A planting plan for the marsh areas with plant species and densities is provided. 0-5 kk Vegetation above the permanent pool elevation is specified. O'J K An emergency drain is provided to drain the basin. ,it/ D3 K The temporary pool draws down in 2 to 5 days. ZP D3 K Sediment storage is provided in the permanent pool. b3K A sediment disposal area is provided. DZI< Access is provided for maintenance. -D 3 (4' A site specific, signed and notarized operation and maintenance agreement is provided. VSK The drainage area (including any offsite area) is delineated on a site plan. fl"3K Access is provided for maintenance. 03 K Plan details for the wetland are provided. t k "S K Plan details for the inlet and outlet are provided. tSIC A site specific operation and maintenance agreement, signed and notarized by the responsible party is provided (see http://h2o.ehnr.state.nc.us/ncwetlands/oandm.doc). * Pocket Wetlands have different design parameters and are only assumed to remove 35% TSS - See pp. 19 and 20 of the NC DENR Stormwater BMP Manual, April 1999. 10% open water, 50% high marsh, 40% low marsh. 0 F?c?s f?z?n ?:7_ Yola.[, • Project No. DWQ C4 - I ?-' e% ? DIVISION OF WATER QUALITY - 401 WET DETENTION BASIN WORKSHEET DWQ Stormwater Management Plan Review: 1. PROJECT INFORMATION (please complete the following information): Project Name : *509P5 Cri,--t4 4 A-r I?c? NlrL; iy Contact Person: U4%;ib 1ti ??? r.? Phone Number: (57-1,9) (4 Z--0443 For projects with multiple basins, specify which basin this worksheet applies to: Basin Bottom Elevation /2$ ft. (average elevation of the floor of the basin) Permanent Pool Elevation 132, ft. (elevation of the orifice invert out) Temporary Pool Elevation t 3 -f, ft. (elevation of the outlet structure invert in) Permanent Pool Surface Area AS 9 (e sq. ft. (water surface area at permanent pool elevation) Drainage Area tly. IS ac. (on-site and off-site drainage to the basin) Impervious Area Z. ens ac. (on-site and off-site drainage to the basin) Permanent Pool Volume IS,583 cu. ft. (combined volume of main basin and forebay) Temporary Pool Volume 4, 3 5 cu. ft. (volume detained on top of the permanent pool) Forebay Volume 3.11-- cu. ft. (to be provided by DWQ) SA/DA used (surface area to drainage area ratio) Diameter of Orifice in. (draw down orifice diameter) II. REQUIRED ITEMS CHECKLIST The following checklist outlines design requirements per the Stormwater Best Management Practices Manual. Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a requirement has . not been met, attach an explanation of why. At a minimum, a complete stormwater management plan submittal includes a worksheet for each BMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project Applicants Initials ?Jk The temporary pool controls runoff from the 1 inch storm event. The basin length to width ratio is greater than 3:1. X11; The basin side slopes are no steeper than 3:1. A submerged and vegetated perimeter shelf at less than 6:1 is provided. Vegetation to the permanent pool elevation is specified. Dd y, An emergency drain is provided to drain the basin. ()JU. The permanent pool depth is between 3 and 6 feet (required minimum of 3 feet). W K The temporary pool draws down in 2 to 5 days. DI V The forebay volume is approximately equal to 20% of the total basin volume. D3 u Sediment storage is provided in the permanent pool. DJ V Access is provided for maintenance. DJ V_ A notarized site specific operation and maintenance (0&M) plan is provided. bJK 3 A vegetation management/mowing schedule is provided in the 0&M plan. > V Semi-annual inspections are specified in the 0&M plan. V ) VC A debris check is specified in the 0&M plan to be performed after every storm event. DJk A specific sediment clean-out benchmark is listed (elevation or depth) in 0&M plan. DJ V- A responsible party is designated in the 0&M plan. 0 DWO Project No o'1-1801 0 DIVISION OF WATER QUALITY - LEVEL SPREADER WORKSHEET 1. PROJECT INFORMATION (please complete the followin( Project Name: feJRO's <a.c,A-., y A-i 1 Contact Person: 6 Av) ?& h? i k- R Level Spreader ID:. 1A Level Spreader Length 7/ ft. Drainage Area /. 6 a ac. Impervious Area O. S7 ac. Maximum Filter Strip/Buffer Slope % grass Max. Discharge from a 10 Year Storm S? y cfs Max. Discharge to Level Spreader S. cfs Filter Strip/Buffer Vegetation 6PaS I Pre-treatment or Bypass Method PA II. REQUIRED ITEMS CHECKLIST information)): ocky Nu??'f Phone Number: (9 11 ) 7 ga- 044 (perpendicular to flow) (on-site and off-site drainage to the level spreader) (on-site and off-site drainage to the level spreader) (6% for forested, leaf littler cover, 8% for thick ground cover)" (thick ground cover or grass, canopied forest with leaf litter groundcover) Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a requirement has not been met, attach an explanation of why. At a minimum, a complete stormwater management plan submittal includes a worksheet for each BMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed • drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project. Applicants Initials Level spreader is at least 13 ft. per cfs for thick ground cover or grass or 100 ft per cfs in canopied forest with leaf litter. &:S K Pre-Form Scour Holes are on flat slopes only &S K No structures are located in protected buffers' If bypass method specified in the Draft Level Spreader Design Option Document: NA Bypass method is specified (if applicable) and plan details and calculations are provided tiA Discharge to level spreader and subsequent filter strip is hydraulically and spatially separate from the bypass discharge. N No structures are located in protected buffers. 64 Plan details for the bypass and outlets are provided. tiA The operation and maintenance agreement includes annual erosion and vegetation repair. ,(Jrg The operation and maintenance agreement signed and notarized by the responsible party is provided. ' Level spreaders in series can be used on slopes of up to 15% in forested areas with leaf littler cover or on slopes of up to 25% in areas with thick ground cover or grass if designed according to the Draft Level Spreader Design Option Document. This potentially requires a minor variance in protected buffer areas. In any event the second level spreader cannot be located in Zone 1 of a protected buffer area. 0 DWO Project No. O`i - lge, ! DIVISION OF WATER QUALITY - LEVEL SPREADER WORKSHEET 1. PROJECT INFORMATION (please complete the following information): Project Name: FURO's <6L-oAVy k /rocky uu-011 Contact Person: d Ao 6 ft, k C R Phone Number: (? rl 7 8a- 4q 9 S Level Spreader ID: 1.9 Level Spreader Length X30 ft. (perpendicular to flow) Drainage Area ac. (on-site and off-site drainage to the level spreader) Impervious Area C? q S ac. (on-site and off-site drainage to the level spreader) Maximum Filter Strip/Buffer Slope % (6% for forested, leaf littler cover, 8% for thick ground cover)' grass Max. Discharge from a 10 Year Storm 9 9 cfs Max. Discharge to Level Spreader . 9 cfs Filter Strip/Buffer Vegetation FOREST (thick ground cover or grass, canopied forest with leaf litter groundcover) Pre-treatment or Bypass Method "A II. REQUIRED ITEMS CHECKLIST Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a requirement has not been met, attach an explanation of why. At a minimum, a complete stormwater management plan submittal includes a worksheet for each BMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed • drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project. Applicants Initials p7 K Level spreader is at least 13 ft. per cfs for thick ground cover or grass or 100 ft per cfs in canopied forest with leaf litter. Pre-Form Scour Holes are on flat slopes only No structures are located in protected buffers` If bypass method specified in the Draft Level Spreader Design Option Document: 14-1.4 Bypass method is specified (if applicable) and plan details and calculations are provided N Discharge to level spreader and subsequent filter strip is hydraulically and spatially separate from the bypass discharge. NA No structures are located in protected buffers. NA Plan details for the bypass and outlets are provided. AAA The operation and maintenance agreement includes annual erosion and vegetation repair. AIThe operation and maintenance agreement signed and notarized by the responsible party is provided. ' Level spreaders in series can be used on slopes of up to 15% in forested areas with leaf littler cover or on slopes of up to 25% in areas with thick ground cover or grass if designed according to the Draft Level Spreader Design Option Document. This potentially requires a minor variance in protected buffer areas. In any event the second level sprea r cannot be located in Zone 1 of a protected buffer area. 0 DWQ Project No. 01i-1$c?i • DIVISION OF WATER QUALITY - LEVEL SPREADER WORKSHEET 1. PROJECT INFORMATION (please complete the followin Project Name : Fei R6 '-s <o'.a•vy k Contact Person: ? A y) ?? Icy k C R Level Spreader ID: d A Level Spreader Length 3O ft. - Drainage Area •a/ ac. Impervious Area 0.16 ac. Maximum Filter Strip/Buffer Slope (o % grass Max. Discharge from a 10 Year Storm /0-0 cfs Max. Discharge to Level Spreader 10.4 cfs Filter Strip/Buffer Vegetation =O/k<-5. Y information)): ocky 11uU-QT Phone Number: (7ri ) 7 8a- oz! 9S (perpendicular to flow) (on-site and off-site drainage to the level spreader) (on-site and off-site drainage to the level spreader) (6% for forested, leaf littler cover. 8% for thick ground cover)' (thick ground cover or grass, canopied forest with leaf litter groundcover) Pre-treatment or Bypass Method NA II. REQUIRED ITEMS CHECKLIST Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a requirement has not been met, attach an explanation of why. At a minimum, a complete stormwater management plan submittal includes . a worksheet for each BMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project. Applicants Initials 6zr Ir Level spreader is at least 13 ft. per cfs for thick ground cover or grass or 100 ft per cfs in canopied forest with leaf litter. K Pre-Form Scour Holes are on flat slopes only I< No structures are located in protected buffers' If bypass method specified in the Draft Level Spreader Design Option Document: NA Bypass method is specified (if applicable) and plan details and calculations are provided NA Discharge to level spreader and subsequent filter strip is hydraulically and spatially separate from the bypass discharge. No structures are located in protected buffers. A/A Plan details for the bypass and outlets are provided. N The operation and maintenance agreement includes annual erosion and vegetation repair. AIA The operation and maintenance agreement signed and notarized by the responsible party is provided. ' Level spreaders in series can be used on slopes of up to 15% in forested areas with leaf littler cover or on slopes of up to 25% in areas with thick ground cover or grass if designed according to the Draft Level Spreader Design Option Document. This potentially requires a minor variance in protected buffer areas. In any event the second level spreader cannot be located in Zone 1 of a protected buffer area. DWQ Project No. 0,1-1$0/ • DIVISION OF WATER QUALITY - LEVEL SPREADER WORKSHEET 1. PROJECT INFORMATION ( Project Name : Fr-/Ws Contact Person: 6 Av)6 Level Spreader ID: _ x113 Level Spreader Length Drainage Area Impervious Area Maximum Filter Strip/Buffer Slope grass Tease complete the following information): <w.&J,,y Ai tacky Hou Iti kC R Phone Number: (Q/4 ) 78a-- 04 9$' l16 ft. (perpendicular to flow) 3. ,c/ ac. (on-site and off-site drainage to the level spreader) /.08 ac. (on-site and off-site drainage to the level spreader) L % (6% for forested, leaf littler cover, 8% for thick ground cover)" Max. Discharge from a 10 Year Storm Max. Discharge to Level Spreader Filter Strip/Buffer Vegetation Pre-treatment or Bypass Method II. REQUIRED ITEMS CHECKLIST //. a cfs a cfs Fe,4FS-r NA (thick ground cover or grass, canopied forest with leaf litter groundcover) Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a requirement has not been met, attach an explanation of why. At a minimum, a complete stormwater management plan submittal includes . a worksheet for each BMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project. Applicants Initials 67 k Level spreader is at least 13 ft. per cfs for thick ground cover or grass or 100 ft per cfs in canopied forest with leaf litter. Pre-Form Scour Holes are on flat slopes only K No structures are located in protected buffers' If bypass method specified in the Draft Level Spreader Design Option Document: 14JA Bypass method is specified (if applicable) and plan details and calculations are provided AIA Discharge to level spreader and subsequent filter strip is hydraulically and spatially separate from the bypass discharge. AID No structures are located in protected buffers. NA Plan details for the bypass and outlets are provided. IVA The operation and maintenance agreement includes annual erosion and vegetation repair. ArA The operation and maintenance agreement signed and notarized by the responsible party is provided. Level spreaders in series can be used on slopes of up to 15% in forested areas with leaf littler cover or on slopes of up to 25% in areas with thick ground cover or grass if designed according to the Draft Level Spreader Design Option Document. This potentially requires a minor variance in protected buffer areas. In any event the second level spreader cannot be located in Zone 1 of a protected buffer area. DWO Project No. 041-1 Sol _ • DIVISION OF WATER QUALITY - LEVEL SPREADER WORKSHEET 1. PROJECT INFORMATION (please complete the following information Project Name : Ir-2Q's <awj,-? y A_I Rocky Ftu?? f Contact Person: S Avr dN ki k ( R Phone Number I Q ri ) 7 ga? o Level Spreader ID:. ?R Level Spreader Length 02/$- ft. Drainage Area S'. 3 a ac. Impervious Area /. 3" i ac. Maximum Filter Strip/Buffer Slope 6 % grass Max. Discharge from a 10 Year Storm cfs Max. Discharge to Level Spreader cfs Filter Strip/Buffer Vegetation FaREs (perpendicular to flow) (on-site and off-site drainage to the level spreader) (on-site and off-site drainage to the level spreader) (6% for forested, leaf littler cover, 8% for thick ground cover)" (thick ground cover or grass, canopied forest with leaf litter groundcover) Pre-treatment or Bypass Method Ali II. REQUIRED ITEMS CHECKLIST Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a requirement has not been met, attach an explanation of why. At a minimum, a complete stormwater management plan submittal includes a worksheet for each IMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed • drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project. Applicants Initials O? Level spreader is at least 13 ft. per cfs for thick ground cover or grass or 100 ft per cfs in canopied forest with leaf litter. Pre-Form Scour Holes are on flat slopes only Ail lC No structures are located in protected buffers' If bypass method specified in the Draft Level Spreader Design Option Document: AA Bypass method is specified (if applicable) and plan details and calculations are provided !m Discharge to level spreader and subsequent filter strip is hydraulically and spatially separate from the bypass discharge. AM No structures are located in protected buffers. A JA -Plan details for the bypass and outlets are provided. A The operation and maintenance agreement includes annual erosion and vegetation repair. AA The operation and maintenance agreement signed and notarized by the responsible party is provided. Level spreaders in series can be used on slopes of up to 15% in forested areas with leaf littler cover or on slopes of up to 25% in areas with thick ground cover or grass if designed according to the Draft Level Spreader Design Option Document. This potentially requires a minor variance in protected buffer areas. In any event the second level spreader cannot be located in Zone 1 of a protected buffer area. DWQ Project No. • DIVISION OF WATER QUALITY - LEVEL SPREADER WORKSHEET 1. PROJECT INFORMATION (please complete the followin Project Name: r0zb's <a?-aAjy Ai I Contact Person: d Av) 6 lei k C .k Level Spreader ID:. 33 Level Spreader Length 1 76 ft. Drainage Area y.06 ac. Impervious Area h 1o ac. Maximum Filter Strip/Buffer Slope 6 % grass Max. Discharge from a 10 Year Storm Max. Discharge to Level Spreader Filter Strip/Buffer Vegetation Pre-treatment or Bypass Method REQUIRED ITEMS CHECKLIST cfs cfs /V -A information : oc.ky 01.0Q5 Phone Number: (?ni ) 7 8a- o (perpendicular to flow) (on-site and off-site drainage to the level spreader) (on-site and off-site drainage to the level spreader) (6% for forested, leaf littler cover, 8% for thick ground cover)' (thick ground cover or grass, canopied forest with leaf litter groundcover) Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a requirement has not been met, attach an explanation of why. At a minimum, a complete stormwater management plan submittal includes a worksheet for each IMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project. Applicants Initials ASK Level spreader is at least 13 ft. per cfs for thick ground cover or grass or 100 ft per cfs in canopied forest with leaf litter. Pre-Form Scour Holes are on flat slopes only ?T K No structures are located in protected buffers' If bypass method specified in the Draft Level Spreader Design Option Document: AJA Bypass method is specified (if applicable) and plan details and calculations are provided nJA Discharge to level spreader and subsequent filter strip is hydraulically and spatially separate from the bypass discharge. A!? No structures are located in protected buffers. A?A Plan details for the bypass and outlets are provided. NThe operation and maintenance agreement includes annual erosion and vegetation repair. Ab% The operation and maintenance agreement signed and notarized by the responsible party is provided. Level spreaders in series can be used on slopes of up to 15% in forested areas with leaf littler cover or on slopes of up to 25% in areas with thick ground cover or grass if designed according to the Draft Level Spreader Design Option Document. This potentially requires a minor variance in protected buffer areas. In any event the second level spreader cannot be located in Zone 1 of a protected buffer area. 0 DWQ Project No. O`1-1$01 • DIVISION OF WATER QUALITY - LEVEL SPREADER WORKSHEET 1. PROJECT INFORMATION (please complete the following information : Project Name: FUR6'.s CC-1-o.Ny '4't Rocky OUJX! Contact Person: SA?j6 lti k? R Phone Number: (4ll ) 7 8a_ o4i Level Spreader ID: _ yq Level Spreader Length -7 1b/ ft. (perpendicular to flow) Drainage Area a.63 ac. (on-site and off-site drainage to the level spreader) Impervious Area 0.79 ac. (on-site and off-site drainage to the level spreader) Maximum Filter Strip/Buffer Slope 6 % (6% for forested, leaf littler cover, 8% for thick ground cover)' grass Max. Discharge from a 10 Year Storm ?• c? cfs Max. Discharge to Level Spreader Ff. cfs Filter Strip/Buffer Vegetation (thick ground cover or grass, canopied forest with leaf litter groundcover) Pre-treatment or Bypass Method QA II. REQUIRED ITEMS CHECKLIST Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a requirement has not been met, allach an explanation of why. At a minimum. a complete stormwater management plan submittal includes a worksheet for each BMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed • drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project. Applicants Initials QJ" ?< Level spreader is at least 13 ft. per cfs for thick ground cover or grass or 100 ft per cfs in canopied forest with leaf y litter. Pre-Form Scour Holes are on fiat slopes only 1C No structures are located in protected buffers' If bypass method specified in the Draft Level Spreader Design Option Document: Bypass method is specified (if applicable) and plan details and calculations are provided Discharge to level spreader and subsequent filter strip is hydraulically and spatially separate from the bypass discharge. Pik No structures are located in protected buffers. A Plan details for the bypass and outlets are provided. AJA The operation and maintenance agreement includes annual erosion and vegetation repair. A)The operation and maintenance agreement signed and notarized by the responsible party is provided. Level spreaders in series can be used on slopes of up to 15% in forested areas with leaf littler cover or on slopes of up to 25% in areas with thick ground cover or grass if designed according to the Draft Level Spreader Design Option Document. This potentially requires a minor variance in protected buffer areas. In any event the second level spreader cannot be located in Zone 1 of a protected buffer area. DWQ Project No. O`1-I$v1 DIVISION OF WATER QUALITY - LEVEL SPREADER WORKSHEET 1. PROJECT INFORMATION (please complete the following information Project Name : f ej R0's cap v,vIV 4,1 koe-Ky u??? Contact Person: Avg ?? ki k C .R Phone Number: J rat) 7 8d oz! Level Spreader ID:. y? Level Spreader Length ft. Drainage Area 1 ac. Impervious Area O.S$ ac. Maximum Filter Strip/Buffer Slope (o Rio grass Max. Discharge from a 10 Year Storm S1.9 cfs Max. Discharge to Level Spreader . q cfs Filter Strip/Buffer Vegetation rv-sT Pre-treatment or Bypass Method ti-A REQUIRED ITEMS CHECKLIST (perpendicular to flow) (on-site and off-site drainage to the level spreader) (on-site and off-site drainage to the level spreader) (6% for forested, leaf littler cover, 8% for thick ground cover)" (thick ground cover or grass, canopied forest with leaf litter groundcover) Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a requirement has not been met, attach an explanation of why. At a minimum, a complete stormwater management plan submittal includes a worksheet for each IMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed • drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project. Applicants Initials 4CTK Level spreader is at least 13 ft. per cfs for thick ground cover or grass or 100 ft per cfs in canopied forest with leaf Q?K litter Pre-F. orm Scour Holes are on flat slopes only ?1 K No structures are located in protected buffers' If bypass method specified in the Draft Level Spreader Design Option Document: Bypass method is specified (if applicable) and plan details and calculations are provided Discharge to level spreader and subsequent filter strip is hydraulically and spatially separate from the bypass discharge. No structures are located in protected buffers. N Plan details for the bypass and outlets are provided. )OA The operation and maintenance agreement includes annual erosion and vegetation repair. The operation and maintenance agreement signed and notarized by the responsible party is provided. Level spreaders in series can be used on slopes of up to 15% in forested areas with leaf littler cover or on slopes of up to 25% in areas with thick ground cover or grass if designed according to the Draft Level Spreader Design Option Document. This potentially requires a minor variance in protected buffer areas. In any event the second level spreader cannot be located in Zone 1 of a protected buffer area. • 1. PROJECT INFORMATION Project Name : Fei R4 's Contact Person: /aAy) 6 Level Spreader ID:. SA Level Spreader Length Drainage Area Impervious Area Maximum Filter Strip/Buffer Slope grass DWO Project No. O°l-l sol DIVISION OF WATER QUALITY - LEVEL SPREADER WORKSHEET Tease complete the following information : « .may A'f kocky Hou'0 f K, k c R Phone Number: (Q r?) 7 8d- o,11 9 $' S?'6 ft. (perpendicular to flow) 03 $ ac. (on-site and off-site drainage to the level spreader) p• `? ac. (on-site and off-site drainage to the level spreader) 6 % (6% for forested, leaf littler cover. 8% for thick ground cover)' Max. Discharge from a 10 Year Storm 41-3 cfs Max. Discharge to Level Spreader 4 cfs Filter Strip/Buffer Vegetation Fa <S-T Pre-treatment or Bypass Method N-A REQUIRED ITEMS CHECKLIST (thick ground cover or grass, canopied forest with leaf litter groundcover) Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a requirement has not been met, attach an explanation of why. At a minimum, a complete stormwater management plan submittal includes • a worksheet for each IMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project. Applicants Initials ?J K Level spreader is at least 13 ft. per cfs for thick ground cover or grass or 100 ft per cfs in canopied forest with leaf litter. ?11k, Pre-Form Scour Holes are on flat slopes only 6Tk No structures are located in protected buffers' If bypass method specified in the Draft Level Spreader Design Option Document: /vA Bypass method is specified (if applicable) and plan details and calculations are provided N Discharge to level spreader and subsequent filter strip is hydraulically and spatially separate from the bypass discharge. N-A No structures are located in protected buffers. IVA Plan details for the bypass and outlets are provided. The operation and maintenance agreement includes annual erosion and vegetation repair. JV The operation and maintenance agreement signed and notarized by the responsible party is provided. ' Level spreaders in series can be used on slopes of up to 15% in forested areas with leaf littler cover or on slopes of up to 25% in areas with thick ground cover or grass if designed according to the Draft Level Spreader Design Option Document. This potentially requires a minor variance in protected buffer areas. In any event the second level spreader cannot be located in Zone 1 of a protected buffer area. r? tt_ J DWO Project No. o q-! $vl • DIVISION OF WATER QUALITY - LEVEL SPREADER WORKSHEET 1. PROJECT INFORMATION (please complete the following information : Project Name : F?1Z6 °.s <o?..u?y Ai I?o?ky ?ou)-?'T Contact Person: d Av) ?6 h?i k c R Phone Number: (Q ?) 7 8a Level Spreader ID: S-Q Level Spreader Length /47 ft. Drainage Area a -7 1 ac. Impervious Area /. y5 ac. Maximum Filter Strip/Buffer Slope (p % grass Max. Discharge from a 10 Year Storm ?/• a+ cfs Max. Discharge to Level Spreader /• ?_ cfs Filter Strip/Buffer Vegetation (perpendicular to flow) (on-site and off-site drainage to the level spreader) (on-site and off-site drainage to the level spreader) (6% for forested, leaf littler cover, 8% for thick ground cover)" (thick ground cover or grass, canopied forest with leaf litter groundcover) Pre-treatment or Bypass Method k II. REQUIRED ITEMS CHECKLIST Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a requirement has not been met, attach an explanation of why. At a minimum, a complete stormwater management plan submittal includes • a worksheet for each BMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project. Applicants Initials O? K Level spreader is at least 13 ft. per cfs for thick ground cover or grass or 100 ft per cfs in canopied forest with leaf litter. Pre-Form Scour Holes are on flat slopes only %NIT« No structures are located in protected buffers' If bypass method specified in the Draft Level Spreader Design Option Document: "A Bypass method is specified (if applicable) and plan details and calculations are provided AA Discharge to level spreader and subsequent filter strip is hydraulically and spatially separate from the bypass discharge. N-A No structures are located in protected buffers. N.A Plan details for the bypass and outlets are provided. 1J AAA The operation and maintenance agreement includes annual erosion and vegetation repair. The operation and maintenance agreement signed and notarized by the responsible party is provided. ' Level spreaders in series can be used on slopes of up to 15% in forested areas with leaf littler cover or on slopes of up to 25% in areas with thick ground cover or grass if designed according to the Draft Level Spreader Design Option Document. This potentially requires a minor variance in protected buffer areas. In any event the second level spreader cannot be located in Zone 1 of a protected buffer area. DWQ Project No. DIVISION OF WATER QUALITY - LEVEL SPREADER WORKSHEET 1. PROJECT INFORMATION (please complete the follo Project Name : Fei RO Is <a1.0J_J' y A? Contact Person: ?Aui6 fti kc k Level Spreader ID:. CA information : oe_ ky uu)j Phone Number: (9ri ) 7 ga- 4y 95 Level Spreader Length / ` 6 ft. (perpendicular to flow) Drainage Area , ac. (on-site and off-site drainage to the level spreader) Impervious Area 1 ac. (on-site and off-site drainage to the level spreader) Maximum Filter Strip/Buffer Slope % (6% for forested, leaf littler cover, 8% for thick ground cover)' grass Max. Discharge from a 10 Year Storm cfs Max. Discharge to Level Spreader 10 -Tr cfs Filter Strip/Buffer Vegetation Fa Cs (thick ground cover or grass, canopied forest with leaf litter groundcover) Pre-treatment or Bypass Method P'k II. REQUIRED ITEMS CHECKLIST Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a requirement has not been met, attach an explanation of why. At a minimum, a complete stormwater management plan submittal includes a worksheet for each BMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project. Applicants Initials OJT 1C Level spreader is at least 13 ft. per cfs for thick ground cover or grass or 100 ft per cfs in canopied forest with leaf litter. ASK Pre-Form Scour Holes are on flat slopes only No structures are located in protected buffers' If bypass method specified in the Draft Level Spreader Design Option Document: Bypass method is specified (if applicable) and plan details and calculations are provided Discharge to level spreader and subsequent filter strip is hydraulically and spatially separate from the bypass discharge. N No structures are located in protected buffers. Plan details for the bypass and outlets are provided. The operation and maintenance agreement includes annual erosion and vegetation repair. A?A The operation and maintenance agreement signed and notarized by the responsible party is provided. ' Level spreaders in series can be used on slopes of up to 15% in forested areas with leaf littler cover or on slopes of up to 25% in areas with thick ground cover or grass if designed according to the Draft Level Spreader Design Option Document. This potentially requires a minor variance in protected buffer areas. In any event the second level spreader cannot be located in Zone 1 of a protected buffer area. • DWO Project No. oq-t $vl DIVISION OF WATER QUALITY - LEVEL SPREADER WORKSHEET 1. PROJECT INFORMATION (please complete the following information): Project Name : "PW. cw,,j.,y At Jacky ouJ.) T Contact Person: SAUj !ti kc R Phone Number: (Qr) 7 8a.-- oz1 95 Level Spreader ID: _ 7_q Level Spreader Length 75- ft. (perpendicular to flow) Drainage Area 09 9 ac. (on-site and off-site drainage to the level spreader) Impervious Area o, 71S ac. (on-site and off-site drainage to the level spreader) Maximum Filter Strip/Buffer Slope % (6% for forested, leaf littler cover, 8% for thick ground cover)' grass Max. Discharge from a 10 Year Storm S 7 cfs Max. Discharge to Level Spreader S. 7 cfs Filter Strip/Buffer Vegetation Fo_ i (thick ground cover or grass, canopied forest with leaf litter groundcover) Pre-treatment or Bypass Method tJQ II. REQUIRED ITEMS CHECKLIST Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a requirement has not been met, attach an explanation of why. At a minimum, a complete stormwater management plan submittal includes • a worksheet for each BMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project. Applicants Initials 07' Jr Level spreader is at least 13 ft. per cfs for thick ground cover or grass or 100 ft per cfs in canopied forest with leaf litter. r, Pre-Form Scour Holes are on flat slopes only hk No structures are located in protected buffers' If bypass method specified in the Draft Level Spreader Design Option Document: 0 NA Bypass method is specified (if applicable) and plan details and calculations are provided Discharge to level spreader and subsequent filter strip is hydraulically and spatially separate from the bypass discharge. rJA No structures are located in protected buffers. Plan details for the bypass and outlets are provided. NA The operation and maintenance agreement includes annual erosion and vegetation repair. NA The operation and maintenance agreement signed and notarized by the responsible party is provided. Level spreaders in series can be used on slopes of up to 15% in forested areas with leaf littler cover or on slopes of up to 25% in areas with thick ground cover or grass if designed according to the Draft Level Spreader Design Option Document. This potentially requires a minor variance in protected buffer areas. In any event the second level spreader cannot be located in Zone 1 of a protected buffer area. DWQ Project No. 0`-1-1 $,:, ! • DIVISION OF WATER QUALITY - LEVEL SPREADER WORKSHEET 1. PROJECT INFORMATION (please complete the following information): Project Name: FoR6's e,C"_&&., y A-i Rocky Mej Contact Person: SAv,6 !fir kC R Phone Number: (Qr4) 7 9a- oz! 9S_' Level Spreader ID: _ 7C Level Spreader Length 7$ ft. (perpendicular to flow) Drainage Area /• 7a, ac. (on-site and off-site drainage to the level spreader) Impervious Area D.60 ac. (on-site and off-site drainage to the level spreader) Maximum Filter Strip/Buffer Slope (o % (6% for forested, leaf littler cover, 8% for thick ground cover)` grass Max. Discharge from a 10 Year Storm cfs Max. Discharge to Level Spreader cfs Filter Strip/Buffer Vegetation FOP.ai (thick ground cover or grass, canopied forest with leaf litter groundcover) Pre-treatment or Bypass Method NA REQUIRED ITEMS CHECKLIST Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a requirement has not been met, attach an explanation of why, At a minimum, a complete stormwater management plan submittal includes a worksheet for each IMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed • drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project. Applicants Initials Level spreader is at least 13 ft. per cfs for thick ground cover or grass or 100 ft per cfs in canopied forest with leaf litter. , Pre-Form Scour Holes are on flat slopes only KIIIIE_No structures are located in protected buffers' If bypass method specified in the Draft Level Spreader Design Option Document: NA Bypass method is specified (if applicable) and plan details and calculations are provided NA Discharge to level spreader and subsequent filter strip is hydraulically and spatially separate from the bypass discharge. NR No structures are located in protected buffers. _ IAA Plan details for the bypass and outlets are provided. The operation and maintenance agreement includes annual erosion and vegetation repair. NA_ The operation and maintenance agreement signed and notarized by the responsible party is provided. Level spreaders in series can be used on slopes of up to 15% in forested areas with leaf littler cover or on slopes of up to 25% in areas with thick ground cover or grass if designed according to the Draft Level Spreader Design Option Document. This potentially requires a minor variance in protected buffer areas. In any event the second level spreader cannot be located in Zone 1 of a protected buffer area. DWQ Project No. Oy-t g01 • DIVISION OF WATER QUALITY - LEVEL SPREADER WORKSHEET 1. PROJECT INFORMATION Project Name : cc,R6'.s Contact Person: ? A?) !N Level Spreader ID:. F4 Level Spreader Length Drainage Area Impervious Area Maximum Filter Strip/Buffer Slope grass Tease complete the following information : f?, ke R Phone Number: Jri 7 8a-- ok 9S' ft. (perpendicular to flow) ?• ac. (on-site and off-site drainage to the level spreader) o.S?tS ac. (on-site and off-site drainage to the level spreader) 6 % (6% for forested, leaf littler cover, 8% for thick ground cover)' Max. Discharge from a 10 Year Storm y cfs Max. Discharge to Level Spreader '-1 - cfs Filter Strip/Buffer Vegetation row Pre-treatment or Bypass Method NA REQUIRED ITEMS CHECKLIST (thick ground cover or grass, canopied forest with leaf litter groundcover) Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a requirement has not been met, attach an explanation of why. At a minimum, a complete stormwater management plan submittal includes a worksheet for each BMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project. Applicants Initials Level spreader is at least 13 ft. per cfs for thick ground cover or grass or 100 ft per cfs in canopied forest with leaf litter. Pre-Form Scour Holes are on flat slopes only No structures are located in protected buffers' If bypass method specified in the Draft Level Spreader Design Option Document: CIA Bypass method is specified (if applicable) and plan details and calculations are provided NA Discharge to level spreader and subsequent filter strip is hydraulically and spatially separate from the bypass discharge. ALA No structures are located in protected buffers. RAA_ Plan details for the bypass and outlets are provided. NQ The operation and maintenance agreement includes annual erosion and vegetation repair. klA The operation and maintenance agreement signed and notarized by the responsible party is provided. Level spreaders in series can be used on slopes of up to 15% in forested areas with leaf littler cover or on slopes of up to 25% in areas with thick ground cover or grass if designed according to the Draft Level Spreader Design Option Document. This potentially requires a minor variance in protected buffer areas. In any event the second level spreader cannot be located in Zone 1 of a protected buffer area. 0 DWO Project No. 0`1-1$01 • DIVISION OF WATER QUALITY - LEVEL SPREADER WORKSHEET 1. PROJECT INFORMATION (please complete the following information): Project Name : Fe. R6'.s <GL_& -.? y A-, I?o?ky OU.Qt Contact Person: dAU)6 kikCR Phone Number: (9 fl ) '79a- a?9S Level Spreader ID:. Level Spreader Length 78 ft. (perpendicular to flow) Drainage Area t `/ ac. (on-site and off-site drainage to the level spreader) Impervious Area 0.86 ac. (on-site and off-site drainage to the level spreader) Maximum Filter Strip/Buffer Slope % (6% for forested, leaf littler cover, 8% for thick ground cover)* grass Max. Discharge from a 10 Year Storm 67.0 cfs Max. Discharge to Level Spreader . 45 cfs Filter Strip/Buffer Vegetation (thick ground cover or grass, canopied forest with leaf litter groundcover) Pre-treatment or Bypass Method NA II. REQUIRED ITEMS CHECKLIST Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a requirement has not been met, attach an explanation of why. At a minimum, a complete stormwater management plan submittal includes a worksheet for each IMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed • drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project. Applicants Initials ?S k Level spreader is at least 13 ft. per cfs for thick ground cover or grass or 100 ft per cfs in canopied forest with leaf litter. Pre-Form Scour Holes are on flat slopes only No structures are located in protected buffers* If bypass method specified in the Draft Level Spreader Design Option Document: NA Bypass method is specified (if applicable) and plan details and calculations are provided NA Discharge to level spreader and subsequent filter strip is hydraulically and spatially separate from the bypass discharge. No structures are located in protected buffers. N Plan details for the bypass and outlets are provided. NA, The operation and maintenance agreement includes annual erosion and vegetation repair. NA The operation and maintenance agreement signed and notarized by the responsible party is provided. * Level spreaders in series can be used on slopes of up to 15% in forested areas with leaf littler cover or on slopes of up to 25% in areas with thick ground cover or grass if designed according to the Draft Level Spreader Design Option Document. This potentially requires a minor variance in protected buffer areas. In any event the second level spreader cannot be locate 'in Zone 1 of a protected buffer area. 0 DWO Project No. 041-1801 • DIVISION OF WATER QUALITY - LEVEL SPREADER WORKSHEET 1. PROJECT INFORMATION (please complete the f Project Name : Fei R61s <aL-o•yy Contact Person: d Av, _6 Ili k C R Level Spreader ID:. 17 information)): oGky MuU-OT Phone Number: (? i ) 7 8d- o Level Spreader Length 65- ft. Drainage Area I. *LO ac. Impervious Area 0.6d ac. Maximum Filter Strip/Buffer Slope % grass Max. Discharge from a 10 Year Storm cfs Max. Discharge to Level Spreader S. O cfs Filter Strip/Buffer Vegetation ?(( Pre-treatment or Bypass Method OA II. REQUIRED ITEMS CHECKLIST (perpendicular to flow) (on-site and off-site drainage to the level spreader) (on-site and off-site drainage to the level spreader) (6% for forested, leaf littler cover, 8% for thick ground cover)' (thick ground cover or grass, canopied forest with leaf litter groundcover) Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a requirement has not been met, attach an explanation of why. At a minimum, a complete stormwater management plan submittal includes a worksheet for each BMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project. Applicants Initials Level spreader is at least 13 ft. per cfs for thick ground cover or grass or 100 ft per cfs in canopied forest with leaf litter. Pre-Form Scour Holes are on flat slopes only No structures are located in protected buffers' If bypass method specified in the Draft Level Spreader Design Option Document: Bypass method is specified (if applicable) and plan details and calculations are provided - 'A Discharge to level spreader and subsequent filter strip is hydraulically and spatially separate from the bypass discharge. ?A No structures are located in protected buffers. L?A Plan details for the bypass and outlets are provided. uA The operation and maintenance agreement includes annual erosion and vegetation repair. NA The operation and maintenance agreement signed and notarized by the responsible party is provided. Level spreaders in series can be used on slopes of up to 15% in forested areas with leaf littler cover or on slopes of up to 25% in areas with thick ground cover or grass if designed according to the Draft Level Spreader Design Option Document. This potentially requires a minor variance in protected buffer areas. In any event the second level spreader cannot be located in Zone 1 of a protected buffer area. 0 DWO Project No. Oil -I $al • DIVISION OF WATER QUALITY • LEVEL SPREADER WORKSHEET 1. PROJECT INFORMATION (please complete the Project Name : Cc, RO Is <cL_&J'.y Contact Person: 6,Av) 6 ki k C R Level Spreader ID: io14 information : n h au-OT Level Spreader Length 7_? ft. (perpendicular to flow) Drainage Area /. Ss ac. (on-site and off-site drainage to the level spreader) Impervious Area O.ea ac. (on-site and off-site drainage to the level spreader) Maximum Filter Strip/Buffer Slope 6 % (6% for forested, leaf littler cover, 8% for thick ground cover)` grass Max. Discharge from a 10 Year Storm S''6 cfs Max. Discharge to Level Spreader S". d' cfs Filter Strip/Buffer Vegetation (thick ground cover or grass, canopied forest with leaf litter groundcover) Pre-treatment or Bypass Method NA II. REQUIRED ITEMS CHECKLIST Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a requirement has not been met, attach an explanation of why. At a minimum, a complete stormwater management plan submittal includes a worksheet for each BMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project. Applicants Initials SIC Level spreader is at least 13 ft. per cfs for thick ground cover or grass or 100 ft per cfs in canopied forest with leaf litter. / Pre-Form Scour Holes are on flat slopes only V _No structures are located in protected buffers' If bypass method specified in the Draft Level Spreader Design Option Document: Na Bypass method is specified (if applicable) and plan details and calculations are provided -_.OA Discharge to level spreader and subsequent filter strip is hydraulically and spatially separate from the bypass discharge. NA No structures are located in protected buffers. NA Plan details for the bypass and outlets are provided. ??_____The operation and maintenance agreement includes annual erosion and vegetation repair. NA The operation and maintenance agreement signed and notarized by the responsible party is provided. Level spreaders in series can be used on slopes of up to 15% in forested areas with leaf littler cover or on slopes of up to 25% in areas with thick ground cover or grass if designed according to the Draft Level Spreader Design Option Document. This potentially requires a minor variance in protected buffer areas. In any event the second level spreader cannot be located in Zone 1 of a protected buffer area. 40 DWO Project No. 0'1-f $c.,I • DIVISION OF WATER QUALITY - LEVEL SPREADER WORKSHEET I. PROJECT INFORMATION (please complete the Project Name : Fei RO's <w-0.vy Contact Person: Avi _6k i k c R Level Spreader ID: /p information1,): ocky ? OU- 'T Phone Number: J 11 ) -7 ga - o Level Spreader Length 31 ft Drainage Area O.7A ac Impervious Area O a ?l ac Maximum Filter Strip/Buffer Slope % grass Max. Discharge from a 10 Year Storm a•d cfs Max. Discharge to Level Spreader cfs Filter Strip/Buffer Vegetation ' Pre-treatment or Bypass Method A II. REQUIRED ITEMS CHECKLIST (perpendicular to flow) (on-site and off-site drainage to the level spreader) (on-site and off-site drainage to the level spreader) (6% for forested, leaf littler cover, 8% for thick ground cover)' (thick ground cover or grass, canopied forest with leaf litter groundcover) Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a requirement has not been met, attach an explanation of why. At a minimum, a complete stormwater management plan submittal includes a worksheet for each BMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed • drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project. Applicants Initials 6-1 Level spreader is at least 13 ft. per cfs for thick ground cover or grass or 100 ft per cfs in canopied forest with leaf litter. Pre-Form Scour Holes are on flat slopes only ?r No structures are located in protected buffers' If bypass method specified in the Draft Level Spreader Design Option Document: NA Bypass method is specified (if applicable) and plan details and calculations are provided ?h Discharge to level spreader and subsequent filter strip is hydraulically and spatially separate from the bypass discharge. NA No structures are located in protected buffers. NA Plan details for the bypass and outlets are provided. NA The operation and maintenance agreement includes annual erosion and vegetation repair. 9A The operation and maintenance agreement signed and notarized by the responsible party is provided. Level spreaders in series can be used on slopes of up to 15% in forested areas with leaf littler cover or on slopes of up to 25% in areas with thick ground cover or grass if designed according to the Draft Level Spreader Design Option Document. This potentially requires a minor variance in protected buffer areas. In any event the second level spreader cannot be located in Zone 1 of a protected buffer area. • DWO Project No. O'1-1$v1 • DIVISION OF WATER QUALITY - LEVEL SPREADER WORKSHEET 1. PROJECT INFORMATION (please complete the following information j): Project Name: fejRO's CCLo.Ny A-i • kocKy Rau.01 Contact Person: 6 Av, ?6 !?i k C R Phone Number: (4 r t) 7 8d., aq 9 5 Level Spreader ID: _ 11A Level Spreader Length -7 ay / ft. (perpendicular to flow) Drainage Area 4. FfQ ac. (on-site and off-site drainage to the level spreader) Impervious Area L 7 ac. (on-site and off-site drainage to the level spreader) Maximum Filter Strip/Buffer Slope tD % (6% for forested, leaf littler cover, 8% for thick ground cover)' grass Max. Discharge from a 10 Year Storm ?q 0 cfs Max. Discharge to Level Spreader /7.6 cfs Filter Strip/Buffer Vegetation FOW (thick ground cover or grass, canopied forest with leaf litter groundcover) Pre-treatment or Bypass Method NA II. REQUIRED ITEMS CHECKLIST Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a requirement has not been met, attach an explanation of why. At a minimum, a complete stormwater management plan submittal includes a worksheet for each IMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed • drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project. Applicants Initials OX K Level spreader is at least 13 ft. per cfs for thick ground cover or grass or 100 ft per cfs in canopied forest with leaf litter. t? Pre-Form Scour Holes are on flat slopes only bk No structures are located in protected buffers' If bypass method specified in the Draft Level Spreader Design Option Document: AID Bypass method is specified (if applicable) and plan details and calculations are provided CIA Discharge to level spreader and subsequent filter strip is hydraulically and spatially separate from the bypass discharge. NA No structures are located in protected buffers. NA Plan details for the bypass and outlets are provided. r4A The operation and maintenance agreement includes annual erosion and vegetation repair. NA The operation and maintenance agreement signed and notarized by the responsible party is provided. Level spreaders in series can be used on slopes of up to 15% in forested areas with leaf littler cover or on slopes of up to 25% in areas with thick ground cover or grass if designed according to the Draft Level Spreader Design Option Document. This potentially requires a minor variance in protected buffer areas. In any event the second level spreader cannot be located in Zone 1 of a protected buffer area. DWO Project No. • DIVISION OF WATER QUALITY - LEVEL SPREADER WORKSHEET 1. PROJECT INFORMATION (please complete the following information): Project Name: FCR6's <o?.c,A-,y ki I ?o?ky uu)-"T Contact Person: 6Ayr6 hqi kCR Phone Number: (Q/4) 7$a_ og9S Level Spreader ID:. 89 Level Spreader Length Sd ft. (perpendicular to flow) Drainage Area 4 SL/ ac. (on-site and off-site drainage to the level spreader) Impervious Area 0.77 ac. (on-site and off-site drainage to the level spreader) Maximum Filter Strip/Buffer Slope G % (6% for forested, leaf littler cover, 8% for thick ground cover)' grass Max. Discharge from a 10 Year Storm 6•1 cfs Max. Discharge to Level Spreader 6• cfs Filter Strip/Buffer Vegetation rpm (thick ground cover or grass, canopied forest with leaf litter groundcover) Pre-treatment or Bypass Method NA II. REQUIRED ITEMS CHECKLIST Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a requirement has not been met, attach an explanation of why. At a minimum. a complete stormwater management plan submittal includes a worksheet for each BMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed • drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project. Applicants Initials QJ" /r Level spreader is at least 13 ft. per cfs for thick ground cover or grass or 100 ft per cfs in canopied forest with leaf litter. Pre-Form Scour Holes are on flat slopes only No structures are located in protected buffers` If bypass method specified in the Draft Level Spreader Design Option Document: ?Q Bypass method is specified (if applicable) and plan details and calculations are provided ?JA Discharge to level spreader and subsequent filter strip is hydraulically and spatially separate from the bypass discharge. a _ No structures are located in protected buffers. A Plan details for the bypass and outlets are provided. ?A The operation and maintenance agreement includes annual erosion and vegetation repair. r A The operation and maintenance agreement signed and notarized by the responsible party is provided. Level spreaders in series can be used on slopes of up to 15% in forested areas with leaf littler cover or on slopes of up to 25% in areas with thick ground cover or grass if designed according to the Draft Level Spreader Design Option Document. This potentially requires a minor variance in protected buffer areas. In any event the second level spreader cannot be located in Zone 1 of a protected buffer area. 0 • DWO Project No. O`i-1$vl DIVISION OF WATER QUALITY - LEVEL SPREADER WORKSHEET 1. PROJECT INFORMATION (please complete the following information)): Project Name : FUR6'.s <oL_o,AVy A-i ,tacky Nou.0 S Contact Person: S A V) 6 Kj k C R Phone Number: ( p /4) 7 8a_ 044 Level Spreader ID: Level Spreader Length T3 ft. (perpendicular to flow) Drainage Area . ac. (on-site and off-site drainage to the level spreader) Impervious Area 0.7 ac. (on-site and off-site drainage to the level spreader) Maximum Filter Strip/Buffer Slope (o % (6% for forested, leaf littler cover, 8% for thick ground cover)' grass Max. Discharge from a 10 Year Storm 7 a cfs Max. Discharge to Level Spreader '7• a, cfs Filter Strip/Buffer Vegetation ro%fc'i (thick ground cover or grass, canopied forest with leaf litter groundcover) Pre-treatment or Bypass Method NA II. REQUIRED ITEMS CHECKLIST Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a requirement has not been met, attach an explanation of why. At a minimum, a complete stormwater management plan submittal includes a worksheet for each IMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed • drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project. Applicants Initials ASk Level spreader is at least 13 ft. per cfs for thick ground cover or grass or 100 ft per cfs in canopied forest with leaf litter. Pre-Form Scour Holes are on flat slopes only C No structures are located in protected buffers' If bypass method specified in the Draft Level Spreader Design Option Document: NA Bypass method is specified (if applicable) and plan details and calculations are provided 11 A Discharge to level spreader and subsequent filter strip is hydraulically and spatially separate from the bypass discharge. NA No structures are located in protected buffers. NA Plan details for the bypass and outlets are provided. / NA The operation and maintenance agreement includes annual erosion and vegetation repair. ? IVA The operation and maintenance agreement signed and notarized by the responsible party is provided. Level spreaders in series can be used on slopes of up to 15% in forested areas with leaf littler cover or on slopes of up to 25% in areas with thick ground cover or grass if designed according to the Draft Level Spreader Design Option Document. This potentially requires a minor variance in protected buffer areas. In any event the second level spreader cannot be located in Zone 1 of a protected buffer area. 0 DWO Project No. 6? ` 1$0' • DIVISION OF WATER QUALITY - LEVEL SPREADER WORKSHEET 1. PROJECT INFORMATION (please complete the follm Project Name : ?°1Rds <e'l_0 2 4-C Contact Person: 6Av i O KE KF Q Level Spreader ID: _ 13 information): c<KC HOvJJ'S Phone Number: (9/9) 783' G419S Level Spreader Length At ft. (perpendicular to flow) Drainage Area O-q% ac. (on-site and off-site drainage to the level spreader) Impervious Area O, oA, ac. (on-site and off-site drainage to the level spreader) Maximum Filter Strip/Buffer Slope tv % (6% for forested, leaf littler cover, 8% for thick ground cover)" grass Max. Discharge from a 10 Year Storm a cfs Max. Discharge to Level Spreader d.0 cfs Filter Strip/Buffer Vegetation ru i (thick ground cover or grass, canopied forest with leaf litter groundcover) Pre-treatment or Bypass Method NA REQUIRED ITEMS CHECKLIST Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a requirement has not been met, attach an explanation of why. At a minimum, a complete stormwater management plan submittal includes a worksheet for each BMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed • drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project. Applicants Initials Ask Level spreader is at least 13 ft. per cfs for thick ground cover or grass or 100 ft per cfs in canopied forest with leaf litter. ?dY Pre-Form Scour Holes are on flat slopes only Mr No structures are located in protected buffers' If bypass method specified in the Draft Level Spreader Design Option Document: Bypass method is specified (if applicable) and plan details and calculations are provided A Discharge to level spreader and subsequent filter strip is hydraulically and spatially separate from the bypass discharge. ? A No structures are located in protected buffers. -Plan details for the bypass and outlets are provided. The operation and maintenance agreement includes annual erosion and vegetation repair. 6A The operation and maintenance agreement signed and notarized by the responsible party is provided. Level spreaders in series can be used on slopes of up to 15% in forested areas with leaf littler cover or on slopes of up to 25% in areas with thick ground cover or grass if designed according to the Draft Level Spreader Design Option Document. This potentially requires a minor variance in protected buffer areas. In any event the second level spreader cannot be located in Zone 1 of a protected buffer area. i • DWQ Project No. 69')?UI • DIVISION OF WATER QUALITY - LEVEL SPREADER WORKSHEET 1. PROJECT INFORMATION (please complete the f Ilowi informatiop): Project Name : FORAs Colas r y ?T Kacky auj?J; Contact Person: 13A vii ?(/ K F Phone Number: Level Spreader ID: _ IL) Level Spreader Length /7 ft. (perpendicular to flow) Drainage Area o-30 ac. (on-site and off-site drainage to the level spreader) Impervious Area o- M ac. (on-site and off-site drainage to the level spreader) Maximum Filter Strip/Buffer Slope {o % (6% for forested, leaf littler cover, 8% for thick ground cover)' grass Max. Discharge from a 10 Year Storm ?• a cfs Max. Discharge to Level Spreader cfs Filter Strip/Buffer Vegetation Fob„ (thick ground cover or grass, canopied forest with leaf litter groundcover) Pre-treatment or Bypass Method ?ft II. REQUIRED ITEMS CHECKLIST Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached. If a requirement has not been met, attach an explanation of why. At a minimum, a complete stormwater management plan submittal includes • a worksheet for each BMP, design calculations, plans and specifications showing all BMPs and outlet structure details, a detailed drainage plan and a fully executed operation and maintenance agreement. An incomplete submittal package will result in a request for additional information and will substantially delay final review and approval of the project. Applicants Initials ft k Level spreader is at least 13 ft. per cfs for thick ground cover or grass or 100 ft per cfs in canopied forest with leaf litter. Pre-Form Scour Holes are on flat slopes only bar, No structures are located in protected buffers' If bypass method specified in the Draft Level Spreader Design Option Document: 4 Bypass method is specified (if applicable) and plan details and calculations are provided _Discharge to level spreader and subsequent filter strip is hydraulically and spatially separate from the bypass 11 discharge. N No structures are located in protected buffers. Plan details for the bypass and outlets are provided. The operation and maintenance agreement includes annual erosion and vegetation repair. ?A-The operation and maintenance agreement signed and notarized by the responsible party is provided. Level spreaders in series can be used on slopes of up to 15% in forested areas with leaf littler cover or on slopes of up to 25% in areas with thick ground cover or grass if designed according to the Draft Level Spreader Design Option Document. This potentially requires a minor variance in protected buffer areas. In any event the second level spreader cannot be located in Zone 1 of a protected buffer area. :7 NC GRID 8 \ / 0 OW i Ion 'm 090 V o?Q ? ? / X30 v \ fl- I ?- rl 11 I? O ?-? o a 9 ?,oo ? .. 100 aft so% Q cli -?i 00 OUR 10 ? i a o . z ?' ? w t y Q 6 a ? Q ? 00 AO 6 C7 v? ? o C7 ? ? 1M4p M' M11 X111 'Iifg00 X11 p 1Np10 ]Y n4W RlW s?1V °0'm?10W?f1 'JS'a0 IIOOg10 M M V a a ? a ? a ?ll O W O w s s M r+ 00 a O a a U? ? a Q? O? .a og O w 1.I-I Ill, lj 11 a s 0 0 xew ur xw mrw mn?ou aWUpnMw?ero'w ?'qu wm' .cwoy?mriai1 imp -?i -m ?' K p AW?MO?p ?I?ID??I1yW jgLMpUYp?'0W O Yx?OY?TI w'!1 'W?MiEC09?41?