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HomeMy WebLinkAbout20140710 Ver 2_More Info Received_20160615June 14, 2016 Karen Higgins, Supervisor 401 and Buffer Permitting Unit 512 N. Salisbury Street Raleigh, NC 27604 Phone: (919) 807-6300 Re: Sapp Road and Wendover Avenue Proposed Shopping Center Greensboro, NC DWR #14-0710 and DWR #14-0710 v2 Dear Karen: As per the requirements of the above referenced permits, please find enclosed a copy of the Storm Water Management Plans for the above referenced project along with the Approval Letter as issued by the City of Greensboro. Please let us know if you have any questions. Very truly yours, Borum, Wade and Associate, P.A. 4 � - Gene Mustin, P.E. Enclosures: Storm Water Management Plan City of Greensboro Approval Letter CC: Key Kasravi, HDC-Wendover-Greensboro Partners, LP 621 Eugene Court, Suite 100, Greensboro, NC 27401-2711 - PO Box 21882, Greensboro, NC 27420-1882 Phone 336-275-0471 • Fax 336-275-3719 Website: www.borum-wade.corn NC License #: C-0868 GREENSBORO MORIM CAROLINA Water Resources June 8. 2016 Ms. Jennifer Burdette NCDEQ Water Quality 1617 Mail Service Center Raleigh, NC 27699-1617 Re: Wendover Commons Development Plan Ms. Burdette: This letter is to inform you the stormwater management / watershed protection plan for the proposed site development plan titled "Wendover Commons" located at 4158 W. Wendover Avenue in Greensboro, North Carolina was approved by Water Resources Department on May 12, 2016. Through the submission and approval of his site development plan by Water Resources Department the developer has shown the appropriate level of identification and protection of streams, buffers and wetlands on the site. We offer this letter as our concurrence with the issuance of the appropriate permits by the Division of Water Resources pending the fulfillment of all of your requirements. Should you have additional questions regarding this development project please feel free to contact me at (336) 373-3260 or via email at vir ig'nia.spillman(&greensboro-nc.gov. Respectfully, Virginia Spillman, PE Water Resources Engineering Manager AffXN icc: Jeremy McCall, PEGene Mustm, PE, Borum Wade and Associates, P.A. 1 4 2016' Q 16 e� TER 60t5EE&V69.aN AREA f PER TREE �VRVEY 5 86643'53' E 0 " ! I f :i I 1. 5.(�)( } I-1I.20°GH. (25' 16T®OP®WAYS j I L = 111.22' a. (PUBLIC)SAPP RbAD R = 3330.13' NOT OPEN B TI "1' T® - I L Y 20' X ' ( MP.H) Y 51 T 0I5TA E I IG a CITY 5 .41b-B 510E ROADI 1 4 oru, ads 1� Associates, P.A. 3 FT. 6RA% STRIP 51DE ALK ALONC7 RONTA6E ; 585 153{"E0.83' 200 PAI TAB "�P ° 621 e Court, Suite1 q 3127 1-2711 �VIDENIN6 PO Box 21882 Grem ,IBC 27420-1882 �; (CENTERED) - — -_— o Phe36-275-a47f Faze 33�6a 275-3719 / EIP - I / 162' _ ' 2 ' PAI TAPER N.C. Ia : C-O CITY 5 I, - - e A I®' S T u '` : PLANTIW7 YARD . __. A I a Pri or to an Pt�lsa Siarrra Se � �® � _ y per Installation / f _ - -- _ �,� / / �- ..._._ � --. _ Please aaratt RoadwayInspections: " I RE. `" -� TyrPE B" Elp r (336) 373-2 36 P / 24 4 �. _ w / AINI L (TYP) ~ ( R) -� __ -- - „ "EIP / v — - ( I6N BYO } - --- — EIP - Star Sewer As- uilts Required ®f plans to the engineering department After final TRC approval, submit 1 (one) set co / \` (336) recordfor 373 2�52 purposes. any legaaest Ins. ALT PAVER P KI �. 19 25' G.0.6.5T R. 24" eURB 4 I DOTE: i' / 35 a L E ;r ASPHALT �B e 0 CiMER (TYP) _ 34 STRIPI N F 1.11 E.SS® 2.P SAPP IMPROVEMENTS 4 TYP. g 5 STRIPER 12` � PAVER PAR�IN6 a PEDE5TRIAN� j T.IP�. F 51TE f [� f ' I RETAININE5 0771 2S' 213.2` 94' JERY A. ALLRER, etal �% ��►S CONCRETE I6tI BYO 5503 5APP ROAR / ®. ®� �� b' X 6° LANRIN65 � TYPE e�- sc� , ®�'°',, ®� 4 { Y C.O.G. „D„ D S 26' PARCEL NO. 0151160 ®,� I % / K LO I �„ F- R.B. 4g2g P6. Obg3 YV HANDRAIL 2 , a P . / _-- 3� 4 ZONING: 60-M r ` 16 USE: RE51DENTIAL 14 TIME NER CABL // / ACT ( 5POT ELEVATIO LO ---` "- B SOUTHEAST, LLC / / LLA (BY T) 4 TAIL T5) f , _ ---- -- 5615 SAPP ROAR' / T)'P) - ;' �' � 11 5TAGKI A " - -d__ - _ PARCEL NO, 015I11 ITN I - RU-----.-_ (q X 20 ) ,5 4 �- --_ r 20 5 EASEMENIN i ____ G.0.6. STR. lj R.B. 1403, P6. 2��b TRUCK LO I 12 - - _ F P I �° ZONING: 60-M ` „ ` I f n r u�tr8o:v:,oa:1 USE: NAREH ®1 - -- TO PARCEL OI5I160 ` ®"c� Fitt T. m ® r r 64676 5.F. ( 7 T: T10 i ,; TYPE" BUFFER _ Q ' /'48.7° � IQ b2 S.F. I _ � IM"� ��'� 2' AV. 20 SAN. R / 1 / T 2 ( 1 I FOR POSSIBLE /RET 66' f FUTUREE ION r % / / / 10 S.F. (t) r�s o "37' "E a 0�� / 14 516N TY PICK UP N . 25.6 - 61.05' � / � / OUTSI SALETENANS A ) 12 10, INI 0 3 3, O GA 1 EIP ( ) EL 5T AL 51R K ENTRANCE 5TRIPI 2O' g° 20 g` 4 :z (I PUBLIC f I � � (5 TA1L5) q,b S.F. (±) - ry `�� 51 K _ 33' 7 5.F. ( 12.8 24 TYPE TYPE BOARD _ 28.61' TYPE <v 53B X 10.5' m " �r TYPE TYPE "e- TYPE TYPE I6 25 A (0 f 13°521� `� "�„ „� 75.£�3` „�" TYPE TYPE TYPE TYPE TYPE TYPE „p" 61.43' GH. 33.75' m m _ 22.I7' D„ "D" 106° " „ „ V. TYPE 11 47.4' 3f1' - 33.75' C i5` G" "�„ . 120' "I?" TYPE 29' L= b165' 12' 26' } `» „ „D„ B~ rYl R= 210, ' 1 a i / i / 51 K 51 K t1 4011 EiP / /; /' - '/ -- - - ° P I PROP. TI Y / u / 11 516N # 151� 1 1 16 P 151 5 g _ 3 TYP. � ® (TYP.) (TYP.) � ., _ I I 16 I `� I b� TYPE 1 �, � �. � � 4.27' 1 ' �' (TYP.) NL (TYP.) E„ 24 4 G B �, 8 18 I �' I ' 15BI ' (TYP) o �s 4 9V ry (TYP-) ,p EIP LU TYPE ¢ 24" 4 3 w - / B�-, u, -6- _ R (TYP) f 44` 1' 62' 4' 62' 62 I / / % ` PAVER PST I f j 15° R.E. 3 5 i f i (CEN D) 25' Ig' 2 Ig' 1 24 62' 6 62, - 62 �'' EIP 522" '47"H 24° Ig` Ig` 24` Ig` lg` 24 Ig' !g' 4' b2' 62 �,, 3b.37 24' Ig' Ig' 24' 1g' Ig' 24° Ig' Ig' 24" CITY S 1g;�, ACGE55 MPS LU 12.2` 554 1q'5q h CONCRETE �tJ �c� / " 7 a SIRE 5AL 8.5' A5 LT 13 32 > / / / b2.11'Lu ` A T ` �- -- - PAVED PA IN5 / /' EIP 141.1' - ,, � � ., PAVER P I � � � � 36 X 47 / ~' S' STRIPED24' �` `� '� p / ,. S{R K R 10 STREET \ F.H. ( AIL) TRUCK LO ( PEDESTRIAN c I .� � -� - - � � �" 26 � � � � T MA PLA I YARDS � 42 �� �� .-�� -'' I f i / z 51 51 AGGE55 TYPE ' � � TYPE } yBI` 26 � d � LA. 1N6 4 STAIRS ' - ``" -- STRIPING TOR K M DOOR 516N TYPES TYPE , s, `' 479 / RETAIL ) ,- (TYP) 32 T I'E C 32 34 34 P /!/- „�> A 34 34 15 f yr `� f '" r ADDRESS ICK �' 24" 4 PAVER5 @ � � 6UTTER (TYP) m ry ry Y- R,01N. REDI:OAf[ON j ✓ 4525 ENTRANCE 5 B 4' `� / F LA /,,, r -- LU 2a 516N #2 20' X 365' (45 ht :) / '' IUj o PLANTERS, 3a 45- '�� 51 T R15T E LU 35W 6.F.A. (j / ' 25' Ig 35' &UL&U_R A N / %P -�"3` / / 1 LU e f CIE L14T A I 1 3:2 34.67 D b S.F. () ®- '� 5I K . - �' c 2111 _-- = 2 1 �. j - ®7 r= I -. BOLL S b t _/' r / NOTE: (TYP j g5` ( \ RI T / / - �A R L TH ) Y } `Irn LANE SAFETY IL (STR. # �� -- /- REQUIRED AL 6V, AVE, I RETAINING KALL j I ADDRESS; C G ,� ��� / i -- / 4 5APP ROAR (TO E EVALUATEr� I 15e6' (DE516N BY OTHER5) , I I (, ' . � e 3o� REMOVE - / � AT TIME OF HALK II TALLATION, EIP s' s I 45f6® I \B ,'' ' EX. C IL . % -' y = 3:1 I�iITHIN 4 T OF K hn I I - --- ---_ ' J/ / / j / e ATI GHA OF b T ) { Ij � � 1z DETENTION POND' NEK 1�dITH 0,M U E. OVER 1 -'�! ° :% CITY GITY STI '41b PEP, LU -B ! LP I T t ® [PL(Z) 13-15 4 PL(Z) 14-12 ] 16 20 AR - r- C F/ KI L ALL IN . G- CIS IGT A G AT Y EN I 24" I ( I N ;, 'f - i / ✓' R T HIGLES WTTER (TYP) - F P NOTE) i ' /' y /' AND G I I T 15 ILLS. 1 I" 5 51 LK' " k%XIATE5, P.A. 2. TOP06RAPHIC INFORMATION TAKEN FROM giRvEy BY BY 4 GIA P.A. ,r 3. ALL TION TO IN E NdITH CITY OF N.C.D.E.N.R_ 5TANDA CIFIGATI 8 f LEFT // 01) e / �, a m �� 4. ALL TAINING L5 THAN 4.0 FT. I F6 IRE A ILDIN6 IT ILDIN6 1 TI ,� � /� N LA / -%- m I��( �, 5. ALL EXISTING 5TRX5ITE TO 1 I R IN ACCORDANCE Y41TH CITY OF 5TANRARD5 AND 5PEGIFICATION5 rip (I 4 226.36" G1TY LIMITS ( ) EIP t UTILITIES HAVE =N LLAATER FROM FIELD SURVEY INFORMATION, RECORDED EASEMENTS, AND EX15TI I Y T THAT UTILITIES ARE IN T L ION INDICATED ALT CERTIFY T14AT THEY ARE LOCATED AS ACCURATELY A5 PO%IBLE FROM THE INFORMATION AVAILABLE. T PHY51CALLY LOCATED UTILITIES. I. GALL 313-24&q (GITY OF 6REEIlBORO 50L1D Ka6TE MANA6EMENT) TO ARRANGE FOR AN / AN FORA SITE VISIT PRIOR TO SHINING LI6NT BAPTIST 6H[1RCPOURING DUMP5TER PAD. H,.INC. � 1 `'�,�,.,.�''� � � -� .-' /.%/ ,, �.--'" =' i PARCEL NO. 0151I1g - f = ! 2. ALL PUMF5TER PAD CON5TRZT1ON TO 13E IN ACCORDANCE HITH THE MINIMUM REQIJIREMENT5 FOR CITY OF GIR O DINMI 2TER PARS. OVdERiDEVELOPER: D.B. 5g65; P6. 0145 - '' %� ' 3. 51MLE C f`'5TER PA05 SLR BE 10 FEET }SIDE. 1F THE 17ciMP5TER PAR 15 G-aOINC7 TO HAVE AN ENCLOaRE, THEN THE OPENINWENTRWE TO ZONIN& PI - EP_L . RE 5HOULD BE 12 FEET RIPE, 2 FEET HIDER THAN PACs. c5: <.;ruPGN 4 56r uuL % s L, � --' t r� r `, y 4. DOUBLE i P5TER PARS R 20 FEET MIRE. 1F THE TER PAD IS C OII a TO HAVE AN ENGL TI iEN T HE OIN�NTRANCE TO t� PARTNERS L�. t ✓° �� r.-'' �-- �J;; ENCL05LRE SHOULD BE 22 FAT, 2 FEET 4NIDER THAN PAR. '�B: X 365° ' (45 M .Il i 12335 Kin snide Lone N �r % ti 6HT 015T E f� I�hana�afi13ps 77024 445 4452 ' 25 IAN6LE5 - " " " /Vj1. 5EE LA APING PLAN F APIN% AND RVATION A (TC A) INFORMATION. LA APING INGL D 15 A CONCEPTUAL contact: Key Kasravi ORIGINAL SITE AREA: 20.C�5 (�) ACRES -.;� .....•.-.-,'�- / /. �-,,.--' .�' \ �( ,� AREA OF R1 - Y DEDICATION: 0.051(� wC� �. / °` \\ 1N6 DE I T5. A DETAILEDLA API 15 RECTA TO i Y F AL. TOTAL DEVELOPMENT: 20.03b (�j AC � �fz> ; % � .- .-~'J✓ PROPERTY RECOMBINATION T: PB. P6, w �f J . ' i \ 1 2. CONTACT ( DIRECTOR GT TO 56A N5 TION TTN6 RI5 E, EXCEPT A5 NO IN Z 1 GD C-I� SIGN #I GTI 4-26 3(G�°5), ON THIS SITE. c' ' ' � : K.LM TREE TOTAL DIs (TH►s 16.0 (� �' ��`� - ,, ,,,,,� .- , �'' �-� � � � � � ti 3. PROPERTY SILL I I REWIRED .aGAPIN6 THAT IS REMOVED FROM LIG AS ATION AREA REGA)I PLAN o N ): 2.01 AGRES (V _ , 10' 5 T /' ./Ty, -' 526°2q'02"� / A -� A R T OF FAIN E OF THE SIC UTILITIE5. DATE: A / 14 201b TREE ATION AREA PRCIVIDELi: 2.C71 ACRES ( PLANTING PARR / / " „ ' EIP 21.00' �� / T T T 4 i 5 iE I GOORRD NAT�i: CAT.: O REVISIONS. I�;: " i �./� o` �. - _ r� � � �� �� � -I �� � 1. `° I�7ILITf' AAt NFBN TER A1+1 � INST _1 T111fi!_ 7�d'�44� .�. �< - ". ,. �.. A; �. � A�. 5 F TNI� P?�T: !kA T , - 2. ALL 6 W, I" 10 Lit IN A O1 AI H-I'H 61'fY C Get~ � 0 N.( D.EXR. 5TAND .z, r�, � ANR 5�IFIGATIONS" LR - r ��% DIST� TOFLOOiIAY RANDLENiAN LAKE �/ CITY 5TR,-� 260 3. BUILDING FOOTINGS TO BE VE516NED W THAT THE AREA OF INFLUENCE FROM THE BUILDING 15 BELOW THE INVERT OF THE PUBLIC i�AINA6E I tTT R �IEDz / /J `�� ,. i,� AND 5ANITARY aEHER 5Y51B ro. EXISTING B,U.A, TO � I. AGS. - � E55 RAMPS jam= ,..-�'� i , � ��� 110 BUAA TY A GI: 1b3gI ACS. ° s a° MMMUM NE {t1VEY �, 51 BA. ALL ST - 15.52 AGE. -'' " � I , B U A. « TE 13.% AC5. / - / PEA., ` �: T T � CITY STR. 416-E3 , - � � `�,,� `" '� S �� '". I. THE SINS CERTIFICATIONOF GOtH�'nON {NICE EG4iID It TO THE FINA L PLAT OR CERTIFICATE OF OCO PANGY. 5F ET TITLE: PROPO�Eci 1ILDIt : 155327 S F, ( / NEB PUBLIC THE STORMHATER CONTROL IS TO BE IN EGTEO TO � ITS 15 T1 IN6' AS i 51 AND HAS FULL i 516N VOLUME �� / /' }: _ / �- PRIORTO 1 OF FINALCERTIFICATE OF ANGY. ( NOTE ) PAI I ; I5527 3C I SF. = 5I6 ' SI /' �,, '� / i > 2. T 15 I F NTAflINIt 5T ) I TO APPROVED -— — P Ida EIP II RM ( C TOTAL): lb j : 24 5PAGB/ ✓ j / \ I DIRECTION CITY . ( NOTE } r 3. C!T`I THEIR I HAVE TO 5TORMHATER 5) f CTI / y a= OR MAINTENANCE, . ( T 7) 51 DEVELOPMENT DEED REFERENCES: DB. 7616, PG. 0824, DB. 7618, PG. 2730, '/ ° r 4. RY AL5 HAVE / LL OBTAINED 5TATE 5 M DB. 7647, PG. 22a7, 2318, 2341, - " DB. 7647, PG. 2601, 2967, C DB. 7649, PG. 0225, DB. 7757, PG. 2338, 2949 ` 4. 5. IS SITE 15 A DI A i A I I AS A T 1TY A I Vd1 PROPERTY AT FILE : F: \RRIOEN` NDOVER SAPP C EJTIL .i}'NG A' ' '�- B /' 0 20' ' ' 120' I ° , 1416 TT5 L T IqI, P I ILF TY 615 m B PARCEL ID �: 015115b, C1151152, a151153, � / 2O X �45 IdI.PN) : 1= J 51 REST 1 SHEETPLAN ai51155, a151158, Q151159, � / ..° , , , ai51t 1, a1511 01511667 015111, 0151168, 0151172 '� / / % ��J ® \ 1" _ �, �' _�, 1. 51 I T5 A LI TT I T TI LL Y HITH LI6HT1 5TA I T,IT5 OF THE CITY OF 6REEW5EM4 LAND DEVEI-OR-ENT ORDINAZE. 1 DO NOT I*TALL LIC+tTIW7 OR OTHER UTILITIE5 IN THE PARKI LOT TREE 1 5GALE: I"= 2 3, L16HT FOLIE5 MU5T BE LOCATED 20 FEET FROM ANY REaAREP GANCIPY TREE. Borum, Wade and Associates, P.A. 621 Eugene Court, SuIte 100, Greensboro, NC 27401-2711 PO Box 21882 Greensboro, NC 27420-1882 Phone: 336-275-0471 Fax: 336-275-3719 Web- www.honnn-wade.com NC. Llcense#: C-0868 5EAL5- 'S' ........ 0 SEAL 10771 0 IN S. ffGradln�gqPlan for purposes OTI ZtainWlin T.R.C.��Arrrivnl I I I HDC—WENDOVER— GREENSBORO PARTNERS LP. 12335 Kingsride Lane Houston, Texos 77024 Phone: (713) 446-4452 Contact: Key Kasravi MIME 514EET TIRE: -6R AD I N6 N- 51TE DE M,46 Fill W: F:\RAIDEN\WENBOVER—SAPP\C—U�L*.DWG wr—mmml�m--1 LO-N-0-DES16N INFORM.ATION LPARAMETER5. SITE AREA: 20.1 (1) A05. DRAINA(7E AREA TO POND: 141.4 W AC5. BUILT-4PON AREA: 1552 AG5 (MAX) PERCENT IMPERVIOUS COVER: bO% OF I?RAINA6E AREA Rvl. 0.05 + O.00q(b0) = o.-Mo 5A/DA RATIO (@ 4.0 FT DEPTH): 2.1b (TABLE 10-1, 8% T% POLLUTANT REMOVAL EFFICIEW,'O SURFACE AREA REWIRED: 0.0278 X lq.4 AC5. = 23,03 S.F. VOLUME TO BE CONTROLLED: 300 X ID INCH X 0170 X Iq.4 AC,5. 54,225 G.F. PERMANENT SEDIMENT 5TORA(7E., 0J25 " X ICIA A( 5. = bbO3 C.F. POND PARAMETERS: ELEVATION AREA EFT—TOMPONP (ABO: blID 14,20b S.F. 812D lb,163 5F, 1513.0 lb,314 5F. b14.0 20J900 S.F. 815D 23,042 5F. BOTTOM OF PLANTED SHELF (AB% 8155 24M 5F. PERMANENT POOL (APP): blbD 21,q7b S.F. (PROVIDED 5URFACE AREA) DEPTH (D): 5.0 FT. PERMANENT POOL VOLUME PROVIDED: qb4Oq C.F. TEWORARY KATER QUALITY 5TORA6E:� I I l ' J ELEVATION SURFACEAREAAVERAGE 5.6. _DEPTH VOLUME blbD 21,511b 5F. &165 31,452 S.F.261,115 5.F. 05 FT. 14,b51 G.F. bilD 35,0&4 S.F. 33,2bb 5.1`. 05 FT. 1604 G.F. 35,644 S.F. 05 FT. 17b22 G.F. b715 36,204 5.1`. b1b.0 31,338 S.F.36,-Ml 5f. 05 FT. 18,W G.F.004 G.F, (6,K) CHECK AVERAGE DEPTH REGVIREMENT: D(AVQ = [025 X (I + AB5/APP)] + [(ABP+AB5)/2 x E)/AB5] D(AVC7) = [0.25 X (I + 24,bbI127q7b)] + [(14,2ob + 24,661)/2 X 5,0/24bbi] D(AV6) = 0.4104 + 3A4 = 4.41 () 4D FT., OK) PERMANENT SEDIMENT 5TORA67E: MAIN POND: ELATION SURFACE AREA AVERA(7E 5A DEPTH VOL b7OD 11,030 5f, b71.0 12,40b S.F. 11,71q 5f, 1.0 FT. llliq G.F. FORE13AY5: EJUATIQN 2� REA ARS.A.)EPTH 670.0 1,155 S.F. E �A VE A&-$ L_ YDJUME b75,0 5,086 5f. 3,120 S.F. 5.0 FT. 15,602 G.F. (OK) �ORIFICE _6#LCULLATI0N&, 2-DAY DRAPOOHN: 4 - DAY DRAYWM: (OD000024XAX14)05 Q = (0DOOOO12XAX14)05 (0-0000024)(27qlb 5f)(2.0) 05 a = (OD000012DIM-18 5f)(2-0) 0.5 O. S.F. a = 0.0415 5.F. 0 = 12*005 0 = 12(4aM)0-5 D = 4.11 INCHES 0 = 2A5 INC+E5 31,2 ` PIA. ORIFICE Lr_7E POND INFLOP4 DATA: RUNOFF PRE-9EVELOF`MENT: ( N = 15, Tc = 0.2 HR5.,501L 6ROUP: Go) = 18 G.F.5 Q(z = 2q 6,F.5. Q do) = 51 G.F.5, RUNOFF P05T-PEVELOPMENT: ( N = 413, T( = OJ HR5, 501L 6ROUP: 6 Q a) = 63 GF5. Q(2) = bO C.F.5. Q do) = 124 G.F.5. 0 oo) = Iq4 C.F.5. EP02NPD 2910h DATA: (SEE CALCULATIONS PAGKA6E PROVIDED INCLUDIN67 STORM ROUTIN67 THRo" POND 5TRUCTURE): Oor = 5.6 GF5 (@ ELEV.: bl&21), PRE-19MLOPMENT FLOW MAINTAINED 0(2) = 15.1 GF5 (@ ELEV.: blb_%, PRE-VEVELOPMENT FLOW MAINTAINED 06o) = 3q2 GF5 (0 ELEV.: DIC1.40), PRE-DMLOPMENT FLOH MAINTAINED Goo = 415 CF5 (@ ELEV.: bbObl) R15ER FLOTATION CALCkLATION5 W16W OF HATER DISPLACED = R15ER VOLUME X 62.4 LB5JG,F. R15ER VOLUME: A X H = 7.01 S.F. X b.0 FT. = 5b.6 G.F. YE16HT OF kiATER DI ACED = 56.6 G.F. X b2.4 1_1351G.F = 3,52q LB5 REGUIRED W6HT = L25 X 3,52q 1_135. = 4,412 LE35. FOOTIN6 DIMEN51ON5 = [5D FT. X 5D FT. X ID FT, (P)] + V5.0 FT. X 5.0 FT. - 1.01 5.F) X 25 FT. 01 = bq.b3 C.F. kfI6HT PROVIDED = (?qb3 G.F. X (150 1_1351G.F. - 62A LB516.F) = 6,111 L55. (O.KJ d R15ER / BARRELL A55EIABLY MANUFACTURED BY CONIECH < (OR APPROVED EQUAL) EXTRA OVERFLON TO INLET :z 36"G.A.P. R15ER \\TIE TO EX. 6ROJND EX. GROUND 4 54" TRASH RA( K \ " W ANTI -VORTEX PLATES 100 YR_, 24 HR. 5TORM (PER KIT DE516W TOP, - bb3.0 ELEV.: bbObl 10 YR., 24 HR. STORM ELEV.: blq.40 3 j I 2 YR., 24 HR. STORM 3 ELEV,: bl8-9q /1 YR., 24 HR. STORM ELEV,: b7&21 b1b.0 EX. &ROUND 31' DIA. I.J 4k ORIFIGE PLANTIN6 5HELF 5' L v t 10 815D < PRINCIPAL 4 FOREBAY5 EMER6,ENCY 5PILKAY (SEE DETAIL) Lri bjID I SEDIMENT A BOTTOM - blO 5TORA(7E U'l (N 5J41I.T. PER REPORT O 4 - q' x 3' x -54" b" 6ATE VALVE ANCHOR 5OLT5 (PER KIT DE516N) ( ONCRETE FOOTIN67 5.0 FT. Pq X 5D FT, kq X 35 FT. 0 I m a Wag; WLU My# j ffm.ml _44, nw " gmmgmmllI $ ; I J DIAR615 PIPE P.SOLID BALL 5TORWATER CONTROL STRUCTURE 5HOM ON THIS PLAN 15 DESIGNED TO REDUCE THE 4"5GH. 40 VL. PEAK FL ON RATES IN THE P05T-DEVELOPI-IIENT I - YEAR 24 HM STORM EVENT, THE 2-YEAR PIPE 01504ARNW7 ANY 5EEPA6E 4" 5CK 40 P.V.G. UNDERDRAIN PIPE ONLY 24 HOUR 5TORM EVENT AND THE 10-YM 24 HOW STORM EVENT TO PRE -DEVELOPMENT FLOK TO OUTLET ill IN FILTER DI TlilGKNE55, PEAK FL OH RATES. (BOTH SIDES OF 015GRARC7E PIPE) (0.02 INCH 5LOT HOTH) END Cf PIPE TO BE PLU%ED EN61NEER'S 6ERTIF16ATION OF FL OK TO OUTLET FLON FROM POND — ---------- 1 CERTIFY THAT, PURSUANT TO 6ENERALLY A(ZEFTED EW71NEERINC, STAWARM IN THE COMMUNITY, IT 15 W PROFE%IONAL OPINION THAT THE Rl)NOFF FROM THE FIR51 INCH OF RAINFALL FROM AREA5 THAT ARE REGUIRED TO 13E CONTROLLED PER SECTION 30-12-3.12 OF THE 6REEN5BORO LAW DEVELOPMENT ORDINANCE 15 CONTROLLED BY A PERMANENT E%INEERED 5TORWATER GUALIJY CONTROL THAT HAS BEN PES16tv To MEET OR EXCEED THE REOUIR&f WS IN THE 6RE�Ro 5TORMMTM MA MAWAL. ,.""01111 tell, FILTER TO CON515T OF 6RANULAR MATERIAL IYO Y\ PE. 5EAL (CONCRETE 5AND, A5TM 3, TYP) 0, G-3 Z' ;z- MODERATELY COMPAGT AFTER 5ATURATION 51(*ATURE SEAL 10771 DATE A EMU S --FILTER DIAPHRA6M DAM SAFITY NOTE: IfJj fmit, \i TRENCH FOR PIPE THE 5TORMNATER POND AND DAM 5HOM ON TH15 PLM 5AT15FIE-5 REG#jIREMENT5 OF THE NORTH CAROLINA STATE DAM SAFETY LAM OF lqbl (AS AMENDED THRO" 141615) AND THE RULES AV RECRA-ATION5 AS PRESENTED IN T14E NORTH CAROLINA ADMINISTRATIVE CODE C I 1� 015GHARC7E PIPE TITLE 15A, W3GHAPTER 2K - DAM SAFETY. EVEN IN THE CASE A­IERE THE DAM 5HOM ON TH15 PLAN 15 DETERMINED BY THE STATE TO BE E>BPT FROM THE ABOVE NOTED DAM SAFETY REGUIREMENT5, THE POND AND DAM ARE PB16NED TO BE SAFE AW ADEOUATE FOR THE PROTECTION OF PUBLIC HEALTH, 5AFEJY, NELFARE, AND po"ISTREAM pROpERTy TH15 NOTE SHALL NOT RELIEVE THE OKINER OR OPERATOR OF THE POW AND DAM FROM THE o'! LECIAL DUTIES, 061-16ATION5, AND LIABILITIES AR15IN67 FROM 5UGH OHNER5HIP OR OPERATIOK NOTE: THERE 15 NO DAM TiC06TF41GON A55OGIATEP NTH TH15 POND IN THAT THE VOLUME THE POND 15 BEIAVATEE) FROM Exlsv6 6Rom, (ENVIRO HE L NOTFO / / / / 1� - 4"56H. 40 P.V.G.UNDERPRAIN PIPE ONLY ALL THE NECE56ARY APPROVALS HAVE BEEN (NILL BE) OBTAINED FROM STATE 4 CORPS FOR ANY MOON A -A YqITHN FILTER DIAPHRAC7M THIGKNE56. YETLAND DISTURBANCE AND STREAM CRO551% DISTURBANCE. (0.02 INCH SLOT WIDTH) END OF PIPE TO BE PLU66ED HATERSHED NOTES: 'f THE PROPERTY OIAINER 15 RESPONSIBLE FOR MAINTAININ6 THE 5TORMHATER CoNTROL(S) AGCORDIW7 TO THE MAINTENANCE PLAN AND DIRECTION OF THE CITY OF 6REE55ORO. THE CITY OF C-REEN5130RO AND THEIR A%.06 RAVE RICHT To AGGE55 THE 5TCRmhATER CONML(5) L (LEW,7TH) = 1212b FT.* FOR INSPECTIONS OR MAINTENANCE, AS NECESSARY. FINAL APPROVAL OF INSTALLED RNOFF CON'TROL 5TRUCTURE-5 MLL BE REWIRED AT FINALIZATION OF THE (7WIN6 PERMIT OR AT ISSUANCE OF TIE FINAL BUILPIN6 CERTIFICATE OF C-RADIN5 PERMIT 15 REOUIRED FOR A 5TTE, THEN ANY REOUREP RMOFF CONTROL 5TRXTURE SHALL BE SUBSTANTIALLY COMPLETED PRIOR TO INSTALLATION OF ANY BUILT -UPON AREA ON THE SITE. THE �E EN61NEEW5 CERTIFICATION OF COMPLETION SILL13E p GUIREP PRIOR TO FINAL PLAT OR CERTIFICATE OF OCCUPANCY, THE 5TORMYiATER CONTROL 15 TO 13E INSPECTED TO ENSURE IT 15 FIWTIONIN67 AS DE516NED PIPE --- AND HAS RLL OB16N VOLUME PRIOR TO THE 1550ANCE OF THE CERTIFICATE OF OGGUPANCY. THE PERMANENT T DETENTION POND SHALL HAVE FULL DE516N VOLUME AVAILABLE PRIOR TO ANY 155UANC,E OF CERTIFICATES OF O"ANCY FOR THE 51TE ANDIOR PRIOR To ANY FLAT REWWATION FOR THE SITE. THIS MAY REwiRE THEaEANouT AND DISPOSAL OF SEDIMENT` FROM THE POND. 6. POW MU5T HOLD 104ATER AT TIME OF CERTIFICATION. ADDITIS MAY 13E REWIRED IF FLOK POND 15 NOT A13LE TO MAINTAIN ITS PERMANENT POOL DURIW5 NORMAL GONPITION5. ELEV.: bl&D 3115" PIA. ORIFICE ELEV,: 716,00 ELEV.: 6755 30 5NAMP-,30 CARDINAL-\ 30 NARROkq­,l 30 NARROk4---\ 30 CARDINAL--\\ 30 5NAMP HIBI56IJ5 \,\FLOAER \11 PLUME6RA% \ PLUME6RA_% \, FLOHER HIBI,5( U5 BAFFLE 1 a v 30 SWAMP HIB150J15 30 GARDINAL FLOVER 6'VE6ETATED 5HEI_F @ 10:1 SLOPE 6' SHALL OH LAND ZONE - ,30 NARROPq PLUMIE6RA55 30 �)NAMP 30 NARROP14 HI[3156U5 pL55 30 CARDINAL FLONER - 30 CARDINAL FLONER 30 5HAMP HIB15a6 30 CARDINAL- FLOHER 30 NARROH--\ PLUME6RA55 30 51NAMP __\ H11315CU5 ma�Vg #1 Kbtf< !RAS HRA6 K 0 E T A I L PER 20 L.F. T- TYR ELLLT&k!�_ (30 PLANT5) 30 SWAMP HJB15_'U5 30 GARDINAL p FLOVER lAba 94ELF LEN6TK 400 L.F. SHELF AREA: 2;400 5.1`. PLANTS REQUIRED: 600 (50 PLANT5 PER 200 5.F) 6MALL ON LAND ZONE I. THE LAN05( APE CONTRALTOR 5HALL PROVIDE ALL MATERI AND LABOR AS SPECIFIED. NO 5UB5TITUTION5 5HALL BE MADE 141THOUT PERM155ION FROM THE LAND5CAPE ARC HITECT. 2. PLANT LOCATIONS SHALL BE BE 5TAKED By THE CONTRACTOR AND AppROVEV by THE OpqNER OR a*,ER5 b'VE'ETA TE-D SHELF REPRESENTATIVE PRIOR To INSTALLATION. 10: 1 SLOPE 3- PLANTIN6 AREAS 5HALL BE ( LEARED OF ALL 6RA%, IAEED5 AND 0MR15 PRIOR TO BED PREPARATION AND INSTALLATION. 4. PLANT AREA5 514ALL BE AMENDED AND TILLED AT A MINIMUM DEPTH OF b". PLANT BED 501L MIXTURE 5HALL GON515T OF GOW05T (2v DEPTH). THE GOMP05T 5HALL BE 13E TILLED To OBTAIN THE PLANT BED pEpTH OF bm. AppLy SLOpq RELEASE 16-4-b FERTILIZER (OR APPROVED EGvAL) To THE pLANTIW ,7 AREA. 5. REMOVE ALL ROCKS, GLUMP5, ETG. BEFORE HCHI M. 6. ALL PLANTIN666 IN THE SHALLoH LAND ZONE SHALL BE MlLGHEP HITH 2" OF 94REOPED DMI)LOH. I. ALL PLANT MATERIAL SHALL MEET OR EXCEED THE STANDARDS SET FORTH BY AMERICAN ASSOCIATION OF NURSERYMEN, b.ALL PLANT MATERIAL SHALL 13E THOR"tY ViATERED AT TIME OF PLANTIW7 AND RfOL6W THE pROjECT UNTIL THE ONNER HAS ALGEPTED THE PROJECT AND ASSUMED RESPONSIBILITY. In 10 LU < > < LU C�k LU > Q) LU LU LU :z X Q� LU < LU LU LLJ U-1 LU Lr) M KO )HKER/I)EVELOPER: HDC—WENDOVER-- 7REENSBORO PARTNERS L.P. 12335 Kingsride Lane Houston, Texas 77024 Phone: (713) 446-4452 Contact: Key Kasravi RAM BY: KLM &T6 JM 14,201b _WI5106: - EET TITLE: _h_A_T_E_R_5!._E 0 P I -A N 51TE DEVELOPMENT PL*6 _E Not F:\RAIDEN\WENDOVER-SAPP\C-UnL-.DWG MW7 SCALE: 1®= 20' AN SHEET NO. cl—b