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HomeMy WebLinkAboutSW4220501_Plansheet - Grading_Drainage Plan_20220510E �J C� 0 1 2 3 4 5 / S, \ / ParcellD: 1950275243000 / Larry D. * Jackie J. Riggs Book of Record 1977 PG 750 22.9 Rvans Place - NOTES 1. SEE GRADING, EROSION CONTROL, AND STORM DRAINAGE DETAIL SHEETS FOR ALL GENERAL NOTES. CONTRACTOR RESPONSIBLE N FOR INCLUSION OF DETAILS SHEETS WITH ALL PLANS. 2. A PORTION OF THIS PROJECT LIES WITHIN THE 100-YR FEMA FLOODPLAIN. 3. SOIL TYPE SnB. 4. RETAINING WALLS: ALL RETAINING WALL ELEVATIONS SHOWN ARE FROM TOP OF WALL TO FINISH GRADE ELEVATION. CONTRACTOR TO ACCOUNT FOR FOOTER/COVER OVER FOOTER. REFER TO WALL DESIGN FOR T FOOTER DESIGN. WALL DESIGN TO ALSO ACCOMMODATE STORM PIPE PENETRATIONS PER PLANS. WALL DESIGN TO INCLUDE FOOTING DRAIN AND MINIMUM WIDTH OF 12" OF #57 WASHED STONE BEHIND WALL FROM BOTTOM TO TOP OF WALL. Y ALL RETAINING WALLS PROVIDING A CHANGE OF GRADE OF 30" OR MORE SHALL BE PROTECTED WITH A GUARDRAIL. THE GUARDRAIL SHALL BE 42" MINIMUM IN HEIGHT, AND PREVENT THE PASSAGE OF A 21" SPHERE UNLESS ADJACENT TO A WALKING SURFACE. COORDINATE BARRIER STYLE AND COLOR WITH ARCHITECT AND ENGINEER. SEE SITE PLAN FOR APPROXIMATE LOCATION OF FENCING/BARRIERS. CONTRACTOR TO SUBMIT TO OWNER AND ENGINEER FOR REVIEW PRIOR TO ORDERING MATERIALS. CONTRACTOR TO COORDINATE iE WALL STYLE AND COLOR WITH ARCHITECT AND ENGINEER. CONTRACTOR RESPONSIBLE FOR OBTAINING BUILDING PERMIT FOR ALL RETAINING WALLS PRIOR TO ORDERING MATERIALS OR CONSTRUCTION. CONTRACTOR RESPONSIBLE FOR CONSTRUCTING RETAINING WALLS IN ACCORDANCE WITH ALL WALL MANUFACTURERS STANDARDS AND SPECIFICATIONS. ALL RETAINING WALLS 4' OR GREATER TO BE SUBMITTED TO WATAUGA COUNTY BUILDING SAFETY DIVISION FOR REVIEW AND APPROVAL AND CERTIFIED BY THE WALL ENGINEER UPON COMPLETION. RETAINING WALLS SUBJECT TO ADDITIONAL LANDSCAPING DEPENDING ON HEIGHT AND MATERIAL. T WITH PRIOR APPROVAL FROM THE ENGINEER. 10. CURB END TREATMENT TO BE APPLIED TO ALL CURB ENDS. REFER TO CURB END TREATMENT DETAIL. 11. PROPOSED ROADS TO BE PRIVATE. CITY OF BANNER ELK IS NOT RESPONSIBLE FOR ANY ROAD MAINTENANCE. PROPOSED TEMPORARY RIP RAP APRON 'A' LENGTH: 20' WIDTH AT FES: 6' WIDTH AT END: 22' DEPTH: 1.5" STONE CLASS: B (SEE DETAIL D3.02) EXISTING 100' WELL RADIUS PROPOSED STOCKPILE AREA PROPOSED TEMPORARY EFFICIENCY -BASED SEDIMENT BASIN "A" TOP OF WATER LENGTH: 156' TOP OF WATER WIDTH: 60' (SEE DETAIL D3.10) ALL 2:1 SLOPES AND GREATER TO BE STABILIZED WITH ROLLED EROSION CONTROL PRODUCT (NORTH AMERICAN GREEN S75BN OR APPROVED EQUAL) PROPOSED 1' CONTOURS (TYP) PROPOSED SILT FENCE (TYP) (SEE DETAIL D3.01) PROPOSED DOUBLE SILT FENCE (TYP) PROPOSED LIMITS OF DISTURBANCE (TYP) PROPOSED TEMPORARY DIVERSION DITCH "A" BOTTOM WIDTH: 1' SIDE SLOPE: 2:1 DEPTH: 2' SLOPE: 1.5% MIN. CHANNEL LINER: S75BN OR APPROVED EQUA (SEE DETAIL D3.04) Parcel ID: 1960 16 6317000 John D. Melissa J. Dooley Book of Record 147I PG 474 2756 Broadstone Road Use: Residential / Parcel ID: 1980266506000 Ronald Goodrich Book of Record 1569 PG 578 159 Ryans Place Use: Residential PROPERTY LINE (TYP) T L'"`' \ \ \ \• y FILTER BAG FOR POND DEWATERING \ /./ REFERENCE SHEET C304 FOR LL is `\• `r (IF REQUIRED FOR MAINTENANCE) \ / % SEPTIC DRAINFIELD EROSION CONTROL 2� S PIT \ \ �- . .y \ _/ /� J-�' .4 �S O A 1 �•�= \ - 0 PROPOSED DOUBLE ROW SILT FENCE (TYP) -- _ \ ; .\� T♦ �J \ PIT y ' EXISTING FLOODWAY (TYP) SEPTIC 4 / .... ;\ _;� �T 1 6 .. Parcel ID: 1980266395000 ..... \ ...... F y` E PT C \ Sibyl White Pressly 'IT 14 bvinj Trust \ Book of Record 935 PG 733 4 !1� !\ NTI 2564 Broadstone Road !! ' \\\ tial : ��\�%' � w `� �> 1I� � \ ••• �• ��♦ / PROPOSED TEMPORARY DIVERSION DITCH "B" �fO i !'I� fj \ ♦ \ \ BOTTOM WIDTH: 1' \ / \ \ •♦ SIDE SLOPE: 2:1 L \ ♦.♦• y I � \ / DEPTH: 2' - ( SLOPE: 2 0% MIN ' • ♦ ♦ ♦ EPTjCCHANNEL LINER: S75BN OR APPROVED EQUAL !% \ '• • • • • ♦ (SEE DETAIL D3.04) �\ ....IT 1 \\ 1 , ' � _, �� >♦ • it is EXISTING WETLAND TO \ 4-�,��V AV A •, .♦•` •• REMAIN (TYP) ♦ 1 !i Y vvvA yy ✓ ) S V• � d ♦ 01, i PROPOSED 50'x2O'x12" CONSTRUCTION ENTRANCE - (CONSTRUCTION ENTRANCE TO BE MAINTAINED AND ADDITIONAL STONE ADDED ON REGULAR BASIS AS NEEDED) LATITUDE: 36.20870 LONGITUDE:-81.77354 PROPOSED CONSTRUCTION FENCE (TYP) lo '1j 1 �_ / / / V 00,00 �C160000 I ; � 1 ' ...� 1 j / / EXISTING FLOODPLAIN (TYP) / \ BASE FLOOD ELEVATION: 2675' Nam; I PROPOSED SILT FENCE -- - - - - -- --- --- / \� (TYP) (SEE DETAIL D3.01) N� C \ V ------ - - PROPOSED CLEANWATER BYPASS DITCH \ \ -- -- - -- - - - -- \6g BOTTOM WIDTH: 2' \ \ SIDE SLOPE: 2:1 _ ____ DEPTH: 1 MIN. SLOPE: 3% MIN. CHANNEL LINER: S75BN OR APPROVED EQUAL \ --- - \ G81 A EXISTING CONTOURS (TYP) \ , v c� Parcel ID: 1,950156923000 \ v \ 162 - Gene E. Share Book of Record 882 PG 665 \ \ \ \ 232 Maple Spring Road \ Use: Residential A �� � \ � V� A � — — / ParcellD: 1980261092000 \ \\\ William F. Pressly, Jr. / \ Book of Record 694 PG 447 2564 Broadstone Road \ Use: Residential PROPOSED 50'x20'x12" CONSTRUCTION ENTRANCE (CONSTRUCTION ENTRANCE TO BE MAINTAINED AND ADDITIONAL STONE ADDED ON REGULAR BASIS AS NEEDED) LATITUDE: 36.20804 LONGITUDE:-81.77258 VALLE CRUCIS PARK wA\q RIVER SITE VALLE CRUCIS I SCHOOL rn Q � N.C.S.R. 1112 w� Y BROADSTONE RD. �z r Q Q� �w z DEVELOPMENT DATA OWNER/DEVELOPER: CONTACT: CIVIL ENGINEER: CONTACT: SURVEYOR: CONTACT: ARCHITECT: CONTACT: PROJECT DATA PIN: ADDRESS: DEED BOOK/PAGE: SITE ACREAGE: ZONING: SETBACKS: FRONT: SIDES: REAR: DISTURBED AREA: PARKING CALCULATIONS: VEHICULAR: SPACES PROVIDED: HANDICAPPED SPACES: SPACES REQUIRED: 4 WATAUGA COUNTY BOARD OF EDUCATION 814 WEST KING STREET BOONE, NC 28607 DERON GEOUQUE WATAUGA COUNTY MANAGER (828) 265-8000 CIVIL DESIGN CONCEPTS, P.A. 168 PATTON AVENUE ASHEVILLE, NC 28801 GREG HOFFMAN, P.E. (828) 252-5388 RALPH E. DAUGHTRY LAND SURVEYING 2043 TYNECASTLE HIGHWAY UNIT 2 BANNER ELK, NORTH CAROLINA 28604 RALPH E. DAUGHTRY, JR. (828) 898-5591 CLARK NEXSEN 301 COLLEGE STREET SUITE 300 ASHEVILLE, NC 28801 EVE SZENTESI (828) 333-9783 1980-261-5170-00 2756 BROADSTONE ROAD 2121 /135 14.83 ACRES R1-VALLE CRUCIS HISTORICAL DIST 50' 30' 20' im-18W36 87 SPACES PROVIDED: 4 IMPERVIOUS CALCULATIONS: IMPERVIOUS PERVIOUS PRE -DEVELOPMENT: 0 ACRES (0%) 14.83 ACRES (100%) POST -DEVELOPMENT: 4.15 ACRES (28%) 10.68 ACRES (72%) ROUGH GRADING & EROSION CONTROL LEGEND LIMITS OF DISTURBANCE SILT FENCE SF SKIMMER & CONTROL STRUCTURE TEMPORARY PIPE - - EXISTING CONTOURS PROPOSED CONTOURS 00 TEMPORARY DIVERSION DITCH TD TD PERMANENT DIVERSION DITCH PDT PD WETLANDS SEPTIC DRAINFIELD AREA EROSION CONTROL MATTING Know what's beIow. Call before you dig. NORTH GRAPHIC SCALE 50 0 25 ( IN FEET ) I inch = 50 ft. WATAUGA COUNTY VALLE CRUCIS SCHOOL BROADSTONE ROAD VALLE CRUCIS, NC SCO ## CODE: ITEM: DESIGNER C L A R K N E X S E N C:L.AFcr, )vcASEIV LICENSE NUMBER: C-1028 Civil Design Concepts, PA ASHEVILLE OFFICE WAYNESVILLE OFFICE 168 PATTON AVENUE 52 WALNUT STREET - SUITE 9 ASHEVILLE, NC 28805 WAYNESVILLE, NC 28786 PHONE (828) 252-5388 PHONE (828) 452-4410 FAX (828) 252-5365 FAX (828) 456-5455 NCBELS LICENSE #: C-2164 www.civildesignconcepts.com GURPURATESEAL PROFESSIONAL SEAL ( ­T S , SEAL 3550931 I REVISIONS 1 01/13/2022 DESIGN DEVELOPMENT 2 04/01/2022 EC / STORM / NCDOT SUBMITTAL KEY PLAN SHEET ROUGH GRADING AND EROSION CONTROL PHASE I PLAN 200I C301 DESIGN: GRH DRAWN: SAK REVIEW: GRH CN 6832 1 E IU C 0 NOTES 1. SEE GRADING, EROSION CONTROL, AND STORM DRAINAGE DETAIL SHEETS FOR ALL GENERAL NOTES. CONTRACTOR RESPONSIBLE FOR INCLUSION OF DETAILS SHEETS WITH ALL PLANS. 2. A PORTION OF THIS PROJECT LIES WITHIN THE 100—YR FEMA FLOODPLAIN. 3. SOIL TYPE SnB. 4. RETAINING WALLS: ALL RETAINING WALL ELEVATIONS SHOWN ARE FROM TOP OF WALL TO FINISH GRADE ELEVATION. CONTRACTOR TO ACCOUNT FOR FOOTER/COVER OVER FOOTER. REFER TO WALL DESIGN FOR FOOTER DESIGN. WALL DESIGN TO ALSO ACCOMMODATE STORM PIPE PENETRATIONS PER PLANS. WALL DESIGN TO INCLUDE FOOTING DRAIN AND MINIMUM WIDTH OF 12" OF #57 WASHED STONE BEHIND WALL FROM BOTTOM TO TOP OF WALL. ALL RETAINING WALLS PROVIDING A CHANGE OF GRADE OF 30" OR MORE SHALL BE PROTECTED WITH A GUARDRAIL. THE GUARDRAIL SHALL BE 42" MINIMUM IN HEIGHT, AND PREVENT THE PASSAGE OF A 21" SPHERE UNLESS ADJACENT TO A WALKING SURFACE. COORDINATE BARRIER STYLE AND COLOR WITH ARCHITECT AND ENGINEER. SEE SITE PLAN FOR APPROXIMATE LOCATION OF FENCING/BARRIERS. CONTRACTOR TO SUBMIT TO OWNER AND ENGINEER FOR REVIEW PRIOR TO ORDERING MATERIALS. CONTRACTOR TO COORDINATE WALL STYLE AND COLOR WITH ARCHITECT AND ENGINEER. CONTRACTOR RESPONSIBLE FOR OBTAINING BUILDING PERMIT FOR ALL RETAINING WALLS PRIOR TO ORDERING MATERIALS OR CONSTRUCTION. CONTRACTOR RESPONSIBLE FOR CONSTRUCTING RETAINING WALLS IN ACCORDANCE WITH ALL WALL MANUFACTURERS STANDARDS AND SPECIFICATIONS. ALL RETAINING WALLS 4' OR GREATER TO BE SUBMITTED TO WATAUGA COUNTY BUILDING SAFETY DIVISION FOR REVIEW AND APPROVAL AND CERTIFIED BY THE WALL ENGINEER UPON COMPLETION. RETAINING WALLS SUBJECT TO ADDITIONAL LANDSCAPING DEPENDING ON HEIGHT AND MATERIAL. PROPOSED 1' CONTOURS (TYP) ALL 2:1 SLOPES AND GREATER TO BE STABILIZED WITH ROLLED EROSION CONTROL PRODUCT (NORTH AMERICAN GREEN S75BN OR APPROVED EQUAL) EXISTING 100' WELL RADIUS / PROPOSED STOCKPILE AREA PROPOSED TEMPORARY EFFICIENCY —BASED SEDIMENT BASIN "A" TOP OF WATER LENGTH: 156' TOP OF WATER WIDTH: 60' PROPOSED TEMPORARY DIVERSION DITCH "A" BOTTOM WIDTH: 1' SIDE SLOPE: 2:1 DEPTH: 2' SLOPE: 2.0% MIN. CHANNEL LINER: S75BN OR APPROVED EQUAL (SEE DETAIL D3.04) PROPOSED DOUBLE SILT FENCE (TYP) PROPOSED LIMITS OF DISTURBANCE (TYP) / / Parcel ID: l 9601 GG31 7000 John D. Melissa J. Dooley Book of Record 1471 PG 474 2756 Broadstone Road Use: Residential PROPOSED RETAINING WALL / �� REFERENCE SHEET C304 FOR SEPTIC DRAINFIELD EROSION CONTROL ® i, ..�jj s ♦• ... / . St � _- _- EXISTING FLOODWAY (TYP) / Parcel ID: 19502CG395000 Sibyl White Pressly Livmg Trust CV% /,: " %� • • • �� Book of Record 935 PG 733 ; !."',1`I� 2564 Broadstone Road Use: Resrdentral - 50 ••. Gj PROPOSED BOARDWALK =___ �' ; :' ��� � `-` `-`,`,`-`.♦• y (DESIGN BY OTHERS) — r ... Z. _ �'�,, .,., ��, ` ` .._� -, ,, •' •' SEC`S ND TO Z. — -- _� \• �S REMAIN G(W P) A ♦ `. /50 PROPOSED RETAINING WALL (TYP) (DESIGN BY OTHERS) (TYP) (DESIGN BY OTHERS) •-/ �/ \ \ �0 ��� EXISTING FLOODPLAIN (TYP) / 0 BASE FLOOD ELEVATION: 2675' 0000, -•.•••♦• 26)6 ' ® ry01 e^ 44 00000 / l BUILDING PAD TO BE GRADED AND STABILIZED PRIOR 0000, . 26�i I' /: ♦` 001, 0 5 %6-7� v - 79 \ I - - - N I 26 to -- \ � N / -- l \ \7g ---- --- -- PROPOSED 50'x20'x12" CONSTRUCTION ENTRANCE `W/ (CONSTRUCTION ENTRANCE TO BE MAINTAINED \ AND ADDITIONAL STONE ADDED ON REGULAR �2e BASIS AS NEEDED) LATITUDE 36 20870 \ \ 2G81 - . LONGITUDE:—81.77354 �2 PROPOSED CLEANWATER BYPASS DITCH EXISTING CONTOURS (TYP) \�� �% BOTTOM WIDTH: 2' — 2 \QC, �� \ O� O>, Jr Ij \ Parcel ID: 1,950156923000 Gene E. Sharpe Book of Record 882 PG 665 232 Maple Spring Road Use: Residential PROPOSED ROADSIDE DITCH W/ SHOULDER \ TO REMOVAL OF TEMPORARY DIVERSION DITCH "RIGHT" PROPOSED TEMPORARY DIVERSION DITCH "B" BOTTOM WIDTH: 1' SIDE SLOPE: 2:1 DEPTH: 2' SLOPE: 1.5% MIN. CHANNEL LINER: S75BN OR APPROVED EQUAL (SEE DETAIL D3.04) SLOPE. 2.1 Z6g� fir' \ DEPTH: 1' MIN. SLOPE: 3% MIN. CHANNEL LINER: S75BN OR APPROVED EQUAL ADJACENT PROPERTY LINE (TYP) l is dj \ ° o ParcellD: 1980261092000 / �\ William F. Pressly, Jr. / Book of Record 694 PG 447 2564 Broadstone Road Use: Residential 'L• Parcel ID: 1980266506000 Ronald Goodrich Book of Record 1869 PG 578 159 Ryans Place Use: Residential VALLE CRUCIS PARK WqA RIVER SITE VALLE CRUCIS I SCHOOL rn Q � N.C.S.R. 1112 w� Y BROADSTONE RD- �z r Q Q it �� in z DEVELOPMENT DATA OWNER/DEVELOPER: WATAUGA COUNTY BOARD OF EDUCATION 814 WEST KING STREET BOONE, NC 28607 CONTACT: DERON GEOUQUE WATAUGA COUNTY MANAGER (828) 265-8000 CIVIL ENGINEER: CIVIL DESIGN CONCEPTS, P.A. 168 PATTON AVENUE ASHEVILLE, NC 28801 CONTACT: GREG HOFFMAN, P.E. (828) 252-5388 SURVEYOR: RALPH E. DAUGHTRY LAND SURVEYING 2043 TYNECASTLE HIGHWAY UNIT 2 BANNER ELK, NORTH CAROLINA 28604 CONTACT: RALPH E. DAUGHTRY, JR. (828) 898-5591 ARCHITECT: CLARK NEXSEN 301 COLLEGE STREET SUITE 300 ASHEVILLE, NC 28801 CONTACT: EVE SZENTESI (828) 333-9783 PROJECT DATA PIN: ADDRESS: DEED BOOK/PAGE: SITE ACREAGE: ZONING: SETBACKS: FRONT: SIDES: REAR: DISTURBED AREA: PARKING CALCULATIONS: VEHICULAR: SPACES PROVIDED: HANDICAPPED SPACES: SPACES REQUIRED: 4 1980-261-5170-00 2756 BROADSTONE ROAD 2121 /135 14.83 ACRES R1—VALLE CRUCIS HISTORICAL DIST 50' 30' 20' 12.50 AC 87 SPACES PROVIDED: 4 IMPERVIOUS CALCULATIONS: IMPERVIOUS PERVIOUS PRE —DEVELOPMENT: 0 ACRES (0%) 14.83 ACRES (100%) POST —DEVELOPMENT: 4.15 ACRES (28%) 10.68 ACRES (72%) ROUGH GRADING & EROSION CONTROL LEGEND LIMITS OF DISTURBANCE SILT FENCE SF SKIMMER & CONTROL STRUCTURE TEMPORARY PIPE — — EXISTING CONTOURS PROPOSED CONTOURS 00 TEMPORARY DIVERSION DITCH TD TD PERMANENT DIVERSION DITCH PDT PD WETLANDS SEPTIC DRAINFIELD AREA EROSION CONTROL MATTING Know what's below. Call before you dig. NORTH PROPOSED 50'x2O'x12" CONSTRUCTION ENTRANCE (CONSTRUCTION ENTRANCE TO BE MAINTAINED AND ADDITIONAL STONE ADDED ON REGULAR % BASIS AS NEEDED) LATITUDE: 36.20804 LONGITUDE:—81.77258 \/ GRAPHIC SCALE \ 50 0 25 50 100 �yy ( IN FEET ) 4;., 1 inch = 50 ft. WATAUGA COUNTY VALLE CRUCIS SCHOOL BROADSTONE ROAD VALLE CRUCIS, NC SCO ## CODE: ITEM: DESIGNER ■i C L A R K N E X S E N C:L_AFcr, ivCnSEIV LICENSE NUMBER: C-1028 'ONSULTANIT Civil '4D Design CConcepts, PA ASHEVILLE OFFICE WAYNESVILLE OFFICE 168 PATTON AVENUE 52 WALNUT STREET - SUITE 9 ASHEVILLE, NC 28805 WAYNESVILLE, NC 28786 PHONE (828) 252-5388 PHONE (828) 452-4410 FAX (828) 252-5365 FAX (828) 456-5455 NCBELS LICENSE #: C-2184 www.eivildesignconcepts.com CORPORATESEAL PROFESSIONAL SEAL SEAL 35 93 = �4- F � REVISIONS 1 01/13/2022 DESIGN DEVELOPMENT 2 04/01/2022 EC / STORM / NCDOT SUBMITTAL KEY PLAN ROUGH GRADING AND EROSION CONTROL PHASE II PLAN 2oo C302 DESIGN: GRH DRAWN: SAK CN 6832 REVIEW: GRH U 1 E 191 10, 0 NOTES 1. SEE GRADING, EROSION CONTROL, AND STORM DRAINAGE DETAIL SHEETS FOR ALL GENERAL NOTES. CONTRACTOR RESPONSIBLE FOR INCLUSION OF DETAILS SHEETS WITH ALL PLANS. 2. A PORTION OF THIS PROJECT LIES WITHIN THE 100—YR FEMA FLOODPLAIN. 3. SOIL TYPE SnB. 4. RETAINING WALLS: ALL RETAINING WALL ELEVATIONS SHOWN ARE FROM TOP OF WALL TO FINISH GRADE ELEVATION. CONTRACTOR TO ACCOUNT FOR FOOTER/COVER OVER FOOTER. REFER TO WALL DESIGN FOR FOOTER DESIGN. WALL DESIGN TO ALSO ACCOMMODATE STORM PIPE PENETRATIONS PER PLANS. WALL DESIGN TO INCLUDE FOOTING DRAIN AND MINIMUM WIDTH OF 12" OF #57 WASHED STONE BEHIND WALL FROM BOTTOM TO TOP OF WALL. ALL RETAINING WALLS PROVIDING A CHANGE OF GRADE OF 30" OR MORE SHALL BE PROTECTED WITH A GUARDRAIL. THE GUARDRAIL SHALL BE 42" MINIMUM IN HEIGHT, AND PREVENT THE PASSAGE OF A 21" SPHERE UNLESS ADJACENT TO A WALKING SURFACE. COORDINATE BARRIER STYLE AND COLOR WITH ARCHITECT AND ENGINEER. SEE SITE PLAN FOR APPROXIMATE LOCATION OF FENCING/BARRIERS. CONTRACTOR TO SUBMIT TO OWNER AND ENGINEER FOR REVIEW PRIOR TO ORDERING MATERIALS. CONTRACTOR TO COORDINATE WALL STYLE AND COLOR WITH ARCHITECT AND ENGINEER. CONTRACTOR RESPONSIBLE FOR OBTAINING BUILDING PERMIT FOR ALL RETAINING WALLS PRIOR TO ORDERING MATERIALS OR CONSTRUCTION. CONTRACTOR RESPONSIBLE FOR CONSTRUCTING RETAINING WALLS IN ACCORDANCE WITH ALL WALL MANUFACTURERS STANDARDS AND SPECIFICATIONS. ALL RETAINING WALLS 4' OR GREATER TO BE SUBMITTED TO WATAUGA COUNTY BUILDING SAFETY DIVISION FOR REVIEW AND APPROVAL AND CERTIFIED BY THE WALL ENGINEER UPON COMPLETION. RETAINING WALLS SUBJECT TO ADDITIONAL LANDSCAPING DEPENDING ON HEIGHT AND MATERIAL. 2 Parcel ID: 196016G31 7000 John D. Melissa J. Dooley Book of Record 147I PG 474 2756 Broadstone Road Use: Residential Parcel 1 D: 1,950156923000 Gene E. Sharpe Book of Record 552 PG 665 232 Maple Spring Road Use: Residential +, ID: 1,950 177039000 J 'A' Mary L. Stout Record: 05I PG I5E 2 Broadstone Road Use: Residential 4 5 / \ / Parcel 10: 1950275243000 / \ \ Larry D. * Jackie J. Riggs Book of Record 1977 PG 750 \ 223 Ryans Place \ Use: Residential / sih s (7 Parcel \ 1 19602Buckley A 72000 BarringtonnBuckley Associates Book of Fe cord 908 PG 357 ),4SF ` \ 207 Ryans Place Use: Residential C) �0 s Parcel 1 D: 19,50261092000 William F. Pressly, Jr. Book of Record 694 PG 447 2564 Broadstone Road Use: Residential ADJACENT PROPERTY LINE (TYP) i / 'XISTING WATAUGA RIVER (TYP) NDEX: 8—(1) ;LASSIFICATION: B; TR,HQW ZVER BASIN: WATAUGA Parcel ID: 19502CG3 95000 Sibyl White Pressly Livmg Trust Book of Record 935 PG 733 2564 Broadstone Road Use: Residential Lei Parcel ID: 1980266506000 Ronald Goodrich Book of Record 1569 PG 575 / 59 Ryans Place Use: Residential VALLE CRUCIS PARK WqA RIVER SITE VALLE CRUCIS I SCHOOL rn Q N.C.S.R. 1112 w� Y BROADSTONE RD. Q_z r Q Q� �w z DEVELOPMENT DATA OWNER/DEVELOPER: WATAUGA COUNTY BOARD OF EDUCATION 814 WEST KING STREET BOONE, NC 28607 CONTACT: DERON GEOUQUE WATAUGA COUNTY MANAGER (828) 265-8000 CIVIL ENGINEER: CIVIL DESIGN CONCEPTS, P.A. 168 PATTON AVENUE ASHEVILLE, NC 28801 CONTACT: GREG HOFFMAN, P.E. (828) 252-5388 SURVEYOR: RALPH E. DAUGHTRY LAND SURVEYING 2043 TYNECASTLE HIGHWAY UNIT 2 BANNER ELK, NORTH CAROLINA 28604 CONTACT: RALPH E. DAUGHTRY, JR. (828) 898-5591 ARCHITECT: CLARK NEXSEN 301 COLLEGE STREET SUITE 300 ASHEVILLE, NC 28801 CONTACT: EVE SZENTESI (828) 333-9783 PROJECT DATA PIN: 1980-261-5170-00 ADDRESS: 2756 BROADSTONE ROAD DEED BOOK/PAGE: 2121 /135 SITE ACREAGE: 14.83 ACRES ZONING: R1—VALLE CRUCIS HISTORICAL DIST SETBACKS: FRONT: 50' SIDES: 30' REAR: 20' DISTURBED AREA: 12.50 AC PARKING CALCULATIONS: VEHICULAR: SPACES PROVIDED: 87 HANDICAPPED SPACES: SPACES REQUIRED: 4 SPACES PROVIDED: 4 IMPERVIOUS CALCULATIONS: IMPERVIOUS PERVIOUS PRE —DEVELOPMENT: 0 ACRES (0%) 14.83 ACRES (100%) POST —DEVELOPMENT: 4.15 ACRES (28%) 10.68 ACRES (72%) ROUGH GRADING & EROSION CONTROL LEGEND LIMITS OF DISTURBANCE SILT FENCE SF SKIMMER & CONTROL STRUCTURE TEMPORARY PIPE — — EXISTING CONTOURS PROPOSED CONTOURS 00 TEMPORARY DIVERSION DITCH TD TD PERMANENT DIVERSION DITCH PDT PD WETLANDS SEPTIC DRAINFIELD AREA EROSION CONTROL MATTING Know what's below. Call before you dig. NORTH GRAPHIC SCALE 50 0 25 50 100 ( IN FEET ) I inch = 50 ft. WATAUGA COUNTY VALLE CRUCIS SCHOOL BROADSTONE ROAD VALLE CRUCIS, NC SCO ## CODE: ITEM: DESIGNER ■► C L A R K N E X S E N C;L_AKr, (vCnSEIV LICENSE NUMBER: C-1028 C_4D Civil Design Concepts, PA ASHEVILLE OFFICE WAYNESVILLE OFFICE 168 PATTON AVENUE 52 WALNUT STREET - SUITE 9 ASHEVILLE, NC 28805 WAYNESVILLE, NC 28786 PHONE (828) 252-5388 PHONE (828) 452-4410 FAX (828) 252-5365 FAX (828) 456-5455 NCBELS LICENSE #: C-2164 www.civildesignconcepts.com GURPURATESEAL PROFESSIONAL SEAL -�0 �9< - SEAL G) 035093 = .�,A REVISIONS 1 01/13/2022 DESIGN DEVELOPMENT 2 04/01/2022 EC / STORM / NCDOT SUBMITTAL KEY PLAN SHEET ROUGH GRADING AND EROSION CONTROL PHASE III PLAN 2oo I C303 DESIGN: GRH DRAWN: SAK REVIEW: GRH �Fj CN 6832 1 2 3 14 15 16 0 I— z ry E IU C 0 NOTES 1. SEE GRADING, EROSION CONTROL, AND STORM DRAINAGE DETAIL SHEETS FOR ALL GENERAL NOTES. CONTRACTOR RESPONSIBLE FOR INCLUSION OF DETAILS SHEETS WITH ALL PLANS. 2. A PORTION OF THIS PROJECT LIES WITHIN THE 100—YR FEMA FLOODPLAIN. 3. SOIL TYPE SnB. 4. RETAINING WALLS: ALL RETAINING WALL ELEVATIONS SHOWN ARE FROM TOP OF WALL TO FINISH GRADE ELEVATION. CONTRACTOR TO ACCOUNT FOR FOOTER/COVER OVER FOOTER. REFER TO WALL DESIGN FOR FOOTER DESIGN. WALL DESIGN TO ALSO ACCOMMODATE STORM PIPE PENETRATIONS PER PLANS. WALL DESIGN TO INCLUDE FOOTING DRAIN AND MINIMUM WIDTH OF 12" OF #57 WASHED STONE BEHIND WALL FROM BOTTOM TO TOP OF WALL. ALL RETAINING WALLS PROVIDING A CHANGE OF GRADE OF 30" OR MORE SHALL BE PROTECTED WITH A GUARDRAIL. THE GUARDRAIL SHALL BE 42" MINIMUM IN HEIGHT, AND PREVENT THE PASSAGE OF A 21" SPHERE UNLESS ADJACENT TO A WALKING SURFACE. COORDINATE BARRIER STYLE AND COLOR WITH ARCHITECT AND ENGINEER. SEE SITE PLAN FOR APPROXIMATE LOCATION OF FENCING/BARRIERS. CONTRACTOR TO SUBMIT TO OWNER AND ENGINEER FOR REVIEW PRIOR TO ORDERING MATERIALS. CONTRACTOR TO COORDINATE WALL STYLE AND COLOR WITH ARCHITECT AND ENGINEER. CONTRACTOR RESPONSIBLE FOR OBTAINING BUILDING PERMIT FOR ALL RETAINING WALLS PRIOR TO ORDERING MATERIALS OR CONSTRUCTION. CONTRACTOR RESPONSIBLE FOR CONSTRUCTING RETAINING WALLS IN ACCORDANCE WITH ALL WALL MANUFACTURERS STANDARDS AND SPECIFICATIONS. ALL RETAINING WALLS 4' OR GREATER TO BE SUBMITTED TO WATAUGA COUNTY BUILDING SAFETY DIVISION FOR REVIEW AND APPROVAL AND CERTIFIED BY THE WALL ENGINEER UPON COMPLETION. RETAINING WALLS SUBJECT TO ADDITIONAL LANDSCAPING DEPENDING ON HEIGHT AND MATERIAL. Varcel IU: l 950 / 77039000 Mary L. Stout Book of Record: 05 / PG l 56 P Roa PROPOSED NITRIFICATION TRENCH�n (TYP) LIMIT LAND DISTURBANCE TO ONLY TRENCHING FOR NITRIFICATION TRENCHES AND SUPPLY LINES \ gook of Kecord ! �) / / r& /5U / \ / Use: Residential / \ \ Parcel ID: / 050275243000 / / Larry D. * Jackie J. Riggs / \ / Book of Record l 977 PG 750 \ \ \ . / 223 Ryans Place ' • \ Use: Residential S� \ S� �® \ \ Parcel ID: l 9802761 72000 Narrin ton * Buckley Associates Book of Record 905 PG 357 207 Ryans Place 5 \ Use: Residential Sid` EXISTING WATAUGA RIVER (TYP) Gj \ INDEX: 8—(1) CLASSIFICATION: B; TR,HQW SF` RIVER BASIN: WATAUGA F ` \` \ � SF \ SF v ` \ / i \ \ \ S • S PROPOSED NITRIFICATION /' t, ) TRENCH SUPPLY LINES (TYP) PROPOSED MANIFOLD �� \ PROPOSED FORCEMAIN VN '**4 / 1%115 v S� 0 i ,\ W W / W W VV W tl• W •Y / 7 W W V•(1 � � / / W W W W / W W W W 10 1 400 S,c. SF —\ C4 U, S \ G C4 / clok N A / C4 &5 �/� / C-j Ov LIL w Is, � W W S \ J W W W W y W W S •Y W W�(� /// O // W W W W V J � �' �' � .Y\ � `O � � PROPOSED DOUBLE SILT FENCE (TYP) W W D V�v� W W W V• (1 � �� PROPOSED LIMITS OF DISTURBANCE (TYP) W W l W W SF V_V\l, J/ \ \ W W Cco x SFF \ WWW�w \ Parcel ID: 19502GG305000 0vo C S SF W W VS+ X W W , EXISTING CONTOURS (TYP) Sibyl White Pressly '? Living Trust w � Cn W W, EXISTING FLOODWAY (TYP) Book of Record 935 PG 733 `'' 2564 Broadstone Road Co / EXISTING WETLAND TO Use: Residential W WWW Sys �S � __ 3S 1 WATAUGA RIVER VALLE CRUCIS PARK SITE VALLE CRUCIS SCHOOL rn Q N.C.S.R. 1112 w� >- Y PROADSTONE RD_ _iz = Q Q� � � w z DEVELOPMENT DATA OWNER/DEVELOPER: WATAUGA COUNTY BOARD OF EDUCATION 814 WEST KING STREET BOONE, NC 28607 CONTACT: DERON GEOUQUE WATAUGA COUNTY MANAGER (828) 265-8000 CIVIL ENGINEER: CIVIL DESIGN CONCEPTS, P.A. 168 PATTON AVENUE ASHEVILLE, NC 28801 CONTACT: GREG HOFFMAN, P.E. (828) 252-5388 SURVEYOR: RALPH E. DAUGHTRY LAND SURVEYING 2043 TYNECASTLE HIGHWAY UNIT 2 BANNER ELK, NORTH CAROLINA 28604 CONTACT: RALPH E. DAUGHTRY, JR. (828) 898-5591 ARCHITECT: CLARK NEXSEN 301 COLLEGE STREET SUITE 300 ASHEVILLE, NC 28801 CONTACT: EVE SZENTESI (828) 333-9783 PROJECT DATA PIN: 1980-261-5170-00 ADDRESS: 2756 BROADSTONE ROAD DEED BOOK/PAGE: 2121 /135 SITE ACREAGE: 14.83 ACRES ZONING: R1—VALLE CRUCIS HISTORICAL DIST SETBACKS: FRONT: 50' SIDES: 30' REAR: 20' DISTURBED AREA: 12.50 AC PARKING CALCULATIONS: VEHICULAR: SPACES PROVIDED: 87 HANDICAPPED SPACES: SPACES REQUIRED: 4 SPACES PROVIDED: 4 IMPERVIOUS CALCULATIONS: IMPERVIOUS PERVIOUS PRE —DEVELOPMENT: 0 ACRES (0%) 14.83 ACRES (100%) POST —DEVELOPMENT: 4.15 ACRES (28%) 10.68 ACRES (72%) ROUGH GRADING & EROSION CONTROL LEGEND LIMITS OF DISTURBANCE SILT FENCE SKIMMER & CONTROL STRUCTURE TEMPORARY PIPE EXISTING CONTOURS PROPOSED CONTOURS TEMPORARY DIVERSION DITCH PERMANENT DIVERSION DITCH WETLANDS SEPTIC DRAINFIELD AREA Know what's below. Call before you dig. p�pSFs 00 TD TD PD PD NORTH GRAPHIC SCALE 30 0 15 30 60 L WATAUGA COUNTY VALLE CRUCIS SCHOOL BROADSTONE ROAD VALLE CRUCIS, NC SCO ## CODE: ITEM: DESIGNER ■i �LARKNEXSEN C:L_AFcr, IVCnSEI\I LICENSE NUMBER: C-1028 'ONSULTANIT Civil Design Concepts, PA ASHEVILLE OFFICE WAYNESVILLE OFFICE 168 PATTON AVENUE 52 WALNUT STREET - SUITE 9 ASHEVILLE, NC 28805 WAYNESVILLE, NC 28786 PHONE (828) 252-5388 PHONE (828) 452-4410 FAX (828) 252-5365 FAX (828) 456-5455 NCBELS LICENSE #: C-2184 www.eivildesignconcepts.com CORPORATESEAL PROFESSIONAL SEAL SEAL 035093 REVISIONS 1 01/13/2022 DESIGN DEVELOPMENT 2 04/01/2022 EC / STORM / NCDOT SUBMITTAL KEY PLAN DRAINFIELD EROSION CONTROL C304 0 ( IN FEET ) 1 inch = 30 ft. DESIGN: GRH DRAWN: SAK CN 6832 REVIEW: GRH 1 E IU C� 0 STRUCTURE TABLE (INVERTS BASED ON 2D LENGTH TO INSIDE EDGES) STRUCTURE STATION STRUCTURE DETAILS DEPTH DESCRIPTION RIM 2675.8 Al 10+73 INV. IN 2672.2 (A2-Al) 3.7't CURB INLET INV. OUT 2672.1 (Al -CO) RIM 2677.0 A2 11+29 INV. OUT 2673.3 (A2-Al) 3 7'f CURB INLET RIM 2677.1 BO 10+00 INV. IN 2668.7 (61-130) 8.4't INLET STRUCTURE INV. IN 2669.0 (El-BO) RIM 2675.5 INV. IN 2669.4 (62-B1) B1 10+59 INV. IN 2669.5 (DO-B1) 6.5'f CURB INLET INV. OUT 2669.0 (131-130) RIM 2673.9 INV. IN 2670.0 (B3-B2) B2 11+40 INV. IN 2670.6 (FO-B2) 4.0'f CURB INLET INV. OUT 2669.9 (B2-B1) RIM 2673.9 B3 11+71 INV. IN 2670.3 (B4-B3) 3,7'f CURB INLET INV. OUT 2670.2 (B3-B2) RIM 2674.9 INV. IN 2671.0 (GO-134) B4 12+67 INV. IN 2671.6 (B5-B4) 4.0'f CURB INLET INV. OUT 2670.9 (B4-B3) RIM 2675.0 B5 13+56 INV. IN 2672.4 (B6-135) 3.0'f CURB INLET INV. OUT 2672.1 (B5-64) RIM 2678.2 B6 14+84 INV. OUT 2674.8 (B6-B5) 3.4't OPEN THROAT RIM 2675.3 CO 10+00 INV. IN 2669.7 (Cl-CO) 5.6't CURB INLET INV. IN 2671.6 (A1-CO) RIM 2675.5 C1 10+79 INV. IN 2670.2 (C2-Cl) 5.4't CURB INLET INV. OUT 2670.1 (Cl-CO) RIM 2677.5 C2 12+04 INV. IN 2672.7 (C3-C2) 4,9'f CURB INLET INV. OUT 2672.6 (C2-Cl) RIM 2684.2 C3 13+71 INV. OUT 2681.0 (C3-C2) 3 2'f CURB INLET RIM 2676.7 DO 11+16 INV. IN 2670.3 (D1-DO) 6.4't CURB INLET INV. OUT 2670.2 (DO-131) RIM 2678.1 D1 11+85 INV. IN 2670.8 (D2-D1) 7,4'f CURB INLET INV. OUT 2670.7 (D1-DO) RIM 2677.0 D2 12+10 INV. IN 2671.1 (D3-D2) 6.1't CURB INLET INV. OUT 2671.0 (D2-D1) RIM 2677.3 D3 12+93 INV. OUT 2671.5 (D3-D2) 5 7'f CURB INLET RIM 2676.3 E1 10+67 INV. IN 2670.0 (E2-El) 6,8'f CURB INLET INV. OUT 2669.4 (El-BO) RIM 2677.4 E2 10+96 INV. OUT 2671.6 E2-El) 5.8't CURB INLET RIM 2673.7( FO 0+46 INV. OUT 2670.8FO-B2) 2 8't CURB INLET RIM 2674.0 GO 10+37 INV. OUT 2671.2 (GO-B4) 2 7't CURB INLET RIM 2670.6 HO 10+00 INV. IN 2668.9 (H1-HO) 5.0't FES RIM 2676.3 H1 11+29 INV. OUT 2673.2 (H1-HO) 3.1't OPEN THROAT PIPE TABLE (SLOPES BASED ON 2D LENGTH TO INSIDE EDGES) PIPE NAME SIZE LENGTH SLOPE MATERIAL Al -CO 18" 70' 0.6% HDPE A2-Al 18" 54' 2.2% HDPE B1-B0 42" 56' 0.6% HDPE B2-61 24" 78' 0.6% HDPE B3-62 24" 27' 0.6% HDPE B4-63 18" 93' 0.6% HDPE B5-B4 18" 86' 0.6% Concrete Pipe B6-B5 15" 126 1.9% Concrete Pipe C1-00 36" 76' 0.6% HDPE C2-Cl 36" 123' 1.9% HDPE C3-C2 18" 165' 5.0% HDPE DO-131 42" 114' 0.6% HDPE D1-D0 42" 66' 0.6% HDPE D2-D1 42" 22' 0.6% HDPE D3-D2 42" 81' 0.6% HDPE El-BO 54" 64' 0.6% HDPE E2-E1 42" 26' 6.3% HDPE FO-B2 18" 44' 0.6% Concrete Pipe GO-B4 18" 35' 0.6% Concrete Pipe H1-H0 18" 128' 3.4% HDPE 2 PROPOSED WELL & 100' EASEMENT PROPOSED CURB INLET (TYP) / / Parcel ID: 1,960 1663 1 7000 John D. f Melissa J. Dooley Book of Record 1471 PG 474 2756 Broadstone Road Use: Residential PROPOSED SEWER DRAIN FIELD (TYP) / Parcel ID: 19801 77039000 / Mary L. Stout Book of Record: 051 PG 156 2752 Broadstone Road I Use: Residential / SE�7C PI TI 10 / SEPTIC PIT 12 / E- TI 4 5 \ / / Parcel lD: 1960275243000 \ \ / Larry D. * tackle J. Riggs R \ \ Book of Record 1977 PG 750 / 223 Ryans Place Use: Residential / __)EPTIC \ \ DIT 5 \ \ Parcel 1 D: 19602 76172000 1larrington * Buckley Associates Book of Record 905 PG 357 207 Ryans Place Use: Residential EXISTING WATAUGA RIVER (TYP) INDEX: 8-(1) CLASSIFICATION: B; TR,HQW \ RIVER BASIN: WATAUGA \ SEPTIC \ \ \ v PIT 20 V / SETIC \ SEPTIC PIT \ \ / \P\ 13 SEPTIC / PIT 8 �9 y \ - PITv21 \ H E /\\ F/RR FO 669 SEPTIC - v SEPTI 0� v \ 2 / PIT 2 / / 1/ S E PTI - PROPOSED RIP RAP APRON 'A' PIT 7 LENGTH: 20' WIDTH AT FES: 7.5' \ WIDTH AT END: 22.5' L\ / DEPTH: 0.75" / STONE CLASS: B \ (SEE DETAIL D5.07) \S EPTI C PSI T 17 / Y \ PROPOSED ADS BAYFILTER SYSTEM "A" \ i / ® PROPERTY LINE (TYP) CARTRIDGE TYPE: 522 \ / NUMBER OF CARTRIDGES: 8 W 75% WATER QUALITY VOLUME: 9,800 CIF ��- (SEE SHEET C952) \OO / /SEPTI� �J PIT 23� 267 \\' SEPTIC / EXISTING FLOODWAY (TYP) 26� lilt \ V AA �� VA Parcel ID: 1980266395000 74.1 B2 V \ VA �.\ \\ S E\ C sibyl White Pressly B3 00 lilt AA A PIT 1 4-,, Book of Record 935 PG 733 \ _ - 2676 � � � _ _ - - V / 2564 Broadstone Road / \ \\- / BO \\mot \ \ \� Use: Residential Willow B 1 267 / \ \ \ \SEPTIC PROPOSED RIP RAP APRON 'B' / GO • \ \ W W \ \ \ LENGTH: 11 11\� WIDTH AT FES: 4.5' / 64 \ WIDTH AT END: 12.5' / N 2677 E\ \ _\ DEPTH: 0.75" 1 7 STONE CLASS: B d (SEE DETAIL D5.07) / N . A2 / E2 ONOW lop AND 1 �. ♦ � ,' : � ( W,...w ��w WWI \w. � F 00 A�fER ER S E SI_ IV/ � / / � �� � I �� � � � � �� CAN � M LENGTH: RIP RAP APRON 'C' EXISTING WETLAND (TYP) DO 77.e �' \� \ VA / 267g ���� WIDTH AT FES: 4.5' /„ *. -_ -_ �� WIDTH AT END: 13.5' 65 1%' ° . DEPTH: 0.75" W ��a 7s.tJ B STONE CLASS (SEE DETAIL D5.07) PROPOSED STORM PIPE (TYP) - 2676 a D2 sGo� / / Co r � I PROPOSED ADS BAYFILTER SYSTEM "B" a. CARTRIDGE TYPE: 522 NUMBER OF CARTRIDGES: 1 75% WATER QUALITY VOLUME: 1,303 CIF D3 (SEE SHEET C952 W << % 5\ .mow w . 67 / EXISTING FLOODPLAIN (TYP) / E INV � C - - BASE FLOOD ELEVATION: 2675' 2 4' 7,6 ° B6 _ - _ _ _ - - PROPOSED STORM DRAINAGE BYPASS PIPE INV 526� 6.34 PROPOSED OPEN THROAT CATCH BASIN (TYP) (SEE DETAIL D5.06) C2 -2 6_�---FEE: 2679' \ \ \-2874)300 SF 00 PROPOSED PERMANENT DITCH "A" Parcel 1 D: 19,50 156923000 Gene E. Sharpe Book of Record 882 PG C65 232 Maple Spring Road Use: Residential \_2684 C3 / / / PROPOSED SEWER (TYP) PROPOSED / PERMANENT DITCH "B" PROPOSED HDPE STORM PIPE (TYP) ADJACENT PROPERTY LINE (TYP) 'OPOSED CURB INLET (TYP) / Parcel 1 D: 1980261092000 William F. Pressly, Jr. / Book of Record 694 PG 447 2564 Broadstone Road Use: Residential 41 \ C� \ �w Parcel ID: 19,50268806000 Ronald Goodrich Book of Record 1869 PG 57e 159 Ryans Place Use: Residential VALLE CRUCIS PARK WqA RIVER SITE VALLE CRUCIS SCHOOL I Q :5 N.C.S.R. 1112 w0 Y BROADSTONE RD_ �z = Q QE �n_ Cn z DEVELOPMENT DATA OWNER/DEVELOPER: WATAUGA COUNTY BOARD OF EDUCATION 814 WEST KING STREET BOONE, NC 28607 CONTACT: DERON GEOUQUE WATAUGA COUNTY MANAGER (828) 265-8000 CIVIL ENGINEER: CIVIL DESIGN CONCEPTS, P.A. 168 PATTON AVENUE ASHEVILLE, NC 28801 CONTACT: GREG HOFFMAN, P.E. (828) 252-5388 SURVEYOR: RALPH E. DAUGHTRY LAND SURVEYING 2043 TYNECASTLE HIGHWAY UNIT 2 BANNER ELK, NORTH CAROLINA 28604 CONTACT: RALPH E. DAUGHTRY, JR. (828) 898-5591 ARCHITECT: CLARK NEXSEN 301 COLLEGE STREET SUITE 300 ASHEVILLE, NC 28801 CONTACT: EVE SZENTESI (828) 333-9783 PROJECT DATA PIN: 1980-261-5170-00 ADDRESS: 2756 BROADSTONE ROAD DEED BOOK/PAGE: 2121 /135 SITE ACREAGE: 14.83 ACRES ZONING: R1-VALLE CRUCIS HISTORICAL DIST SETBACKS: FRONT: 50' SIDES: 30' REAR: 20' DISTURBED AREA: 12.50 AC PARKING CALCULATIONS: VEHICULAR: SPACES PROVIDED: 87 HANDICAPPED SPACES: SPACES REQUIRED: 4 SPACES PROVIDED: 4 IMPERVIOUS CALCULATIONS: IMPERVIOUS PERVIOUS PRE -DEVELOPMENT: 0 ACRES (0%) 14.83 ACRES (100%) POST -DEVELOPMENT: 4.15 ACRES (28%) 10.68 ACRES (72%) STORM LEGEND EXISTING STORM PIPE EXISTING STORM STRUCTURE PROPOSED STORM PIPE PROPOSED FRENCH DRAINS PROPOSED HEADWALL PROPOSED INLET STRUCTURE PROPOSED JUNCTION BOX PROPOSED DETENTION STRUCTURE PROPOSED RIP -RAP APRON Know what's below. Call before you dig. 0 v 0 OQ NORTH GRAPHIC SCALE 50 o 25 ( IN FEET ) 1 inch = 50 ft. WATAUGA COUNTY VALLE CRUCIS SCHOOL BROADSTONE ROAD VALLE CRUCIS, NC SCO ## CODE: ITEM: DESIGNER ■i �LARKNE�CSEN (:L_AFcr\ ivCnSEIV LICENSE NUMBER: C-1028 'ONSULTANIT Civil Design Concepts, PA ASHEVILLE OFFICE WAYNESVILLE OFFICE 168 PATTON AVENUE 52 WALNUT STREET - SUITE 9 ASHEVILLE, NC 28805 WAYNESVILLE, NC 28786 PHONE (828) 252-5388 PHONE (828) 452-4410 bin FAX (828) 252-5365 FAX (828) 456-5455 NCBELS LICENSE #: C-2184 www.eivildesignconcepts.com CORPORATESEAL PROFESSIONAL SEAL � oo SEAL o° 03 093 0� 2 ��''�iiill�•�il���, ��``�� REVISIONS 1 01/13/2022 DESIGN DEVELOPMENT 2 04/01/2022 EC / STORM / NCDOT SUBMITTAL KEY PLAN STORM DRAINAGE PLAN 2oo C500 DESIGN: GRH DRAWN: SAK CN 6832 REVIEW: GRH LU 1- z IY n E C 2690 54LF-18" HDPE ® 2.2% 2680 70LF-18" HDPE® 0.6% r - 2690 FINISHED GRADE *31�01[exe1:7_1110 267T - 2670 ^ Q ^ O I U Q Q .Ni 00 I Q N v W i7 < Z U 266 Z 04 16 OW Z +N r- o0N ^ N rO J (D +O) r- 04 C14N roi + Q+ D aON N O 0U)D(0 O 0_ ? O OQd j 0Or,N0 �04 > 0_(n0Z 0_H0> ~ Z_ Z 265 � o j j 2650 Z 0_ (n I- ? 2640- 2640 0 0 0 o Cn N LINE A ^ ^ ^ m m I (D m m `. ^^ ^ ^^ O m ^ .... N N m I N M m m m m I I I m I I m (0 m W z 00 J mm I m m I l m I r� m 0U) m W m NO 266 mm m 1 1 m No m m m0" 1 m 4 m z °�° rn �i W my Z W m0 O Z Z �`-'O) J O to Oi m W `.N Z ro O J O(D Or -H cD r O� O (0 O N m to CV D ii 0 0 D O J +l o r N r o? �� CA O 0_ O O 0 ii (0 to O (n (0 (D (0 N O O (D N O r r�N mN(0 r, N N m n (0 NZ O aNF j Z O+r,NN (D (D _+rNN mON ,�,�(0(0 N m+(0 rNN �04 ? m+� � D 0_ NZZ O 0_ CL > mp(0 ZZ O 7NZ O D'H O> Z 265 ono» �NZZ af�ozz p 0_ o a-v~)1-- a CL j j j z 0 0 �Noz z 0_�0» m�� > z z z 0-(nI-Z — 2650 Z Z 0_ (n H z 0_ (n H - - - 2640-- 2640 0 o 0 O 0 o 0 o 0 O co 0 7 LINE B -I FINISHED GRADE - EXISTING GRADE 2690 2690 2690 165LF-18" HDPE ® 5.0% - - 66LF-42" HDPE @ 0.6% 123LF-36" HDPE ®1.9% 114LF-42" HDPE ® 0.6% 76LF-36" HDPE C� 0.6% — __-- 2680 2680 __ _-- ----- - ----- --- - N -- -- -- - --- -- - -- -- -= M U U - 267 - _-- -- - -- -- -- --- z26� 267 J +1 00 ^ U N N FINISHED GRADE .. U 1 r`) + 00 ^ '^ 00 ^ v U I U v U M N O EXISTING GRADE ^ ^^m O m 0 UU U I U I U W U LZ (D 0 OQO_ j mm I O 0 I p 266 vv W v J +I N ~ ® 266 mcZpocZD mN W N orO7 W Z NO -H LN O(0 N p z 't O) ZZ Jr -H (0 O )N rn N LO 6 (OO (6(0 N TNOt700 p+rNN 0N O W) p 0 O 0( ND H> 0=0Z 0NN NZD �OO Of Z0 nH 040_CL O O Qa- 265> � oUZ 650 265p jj O'�oj o��0Zz a_U)z z 0_(n1- a_N�zz z 2640 2640 2640-- 0 O O O O 0 O 0 r 0 O 0 0 2690 44LF-18" Concrete Pipe ® 0.6% EXISTING GRADE c 2670-J 2690 FINISHED GRADE 2680 2670 r� ^^ m ^ N N 1 m 2 0—f- 1 — 2 6 0 0 m O m W W `.� 0) U- Z W 00 O c0 O Z O J 0) � O (0 -- -Hr q-vi(0((DD N rN N N N ~ q- m_(0 O D p N L, + (O Z Z Q-.— 0 --2 554JD0 (<ojj j 0QIL 0_ U) I-- Z cr- � p > 0_ Ln I- Z 2640— 2640 0 (o O + + O O LINE F LINE C 2690 2690 FINISHED GRADE 35LF-18" Concrete Pipe ®0.6% EXISTING GRADE 2680 YJ80 2670 2670 m ^ I O 26TCP� m W26W m _ J r Z .Oimi 0 r p N J O (0 O M (0 (0D �+r,NN 0_� O m N(0 ~ O Qd j � Hoj�j 0_NHZZOZ + O O LINE G 2690 128LF-18" HDPE 0 3.4% 2680 2670- r� O 2 266 W .Z.. Z J � +I o6 (D (0 (D p+r,N = O c0 N Z 265 Q d j 0" H O 0_ N1-- Z 2640-- 0 O + O 22LF-42" HDPE ® 0.6% =81LF-142" HDPE ® 0.6% 2680 2670 ^ N L0 1 0 N N N 0 0 v W o r 0 W266� Z 00 0 +1 0 Z 0 � J-H O (rp r 0000 00 (0 N J O n t0 r7 N O.i n N + r +(rON ~ N Z DO 0 Or,N ON N(0 ND O O<CL j O CLc~nF- > W�NZ z 0<o> OfHOZ> CLCnI--z z LINE D O 0 + LINE H 2690 FINISHED GRADE EXISTING GRADE 2680 2670 0 I W N Z � J O) N N cD 2 +� N D fi - O 0_ I- O > W V)1--Z --2650 —2640 + —2640 2690 2 26LF-42" HDPE 0 6.3% 64LF-54" HDPE 0 0.6% 26 FINISHED GRADE EXISTING GRADE E 267 2670 W ^^ �. m N W W 00 266 W I ElJ26� W m 1 1 LLI N m W vv W Z r Z J r O Jp ii (0-4:N N r + ii 00 p�(O(o n r r 'NO p (0AND prNN (0(0(D o m- 04 W O N Z D W F-- 0 265 ' O o_ N� 3� O<o>> W�oj j 0 (n H Z Z 0_ (n I- Z Z 2640 2640 0 (O 0 m O O LINE E 0 25 50 100 "O!!!� 1 inch = 50 ft. (H) 0 5 10 20 "O!!!� 1 inch = 10 ft. (V) Know what's below. Call before you dig. N OTE: THE PIPE LENGTHS, SLOPES, AND INVERTS SHOWN IN THE ABOVE PROFILES ARE BASED ON A 2D LENGTH AND MEASURED FROM INSIDE WALL TO INSIDE WALL OF STRUCTURES. CONTRACTOR SHALL VERIFY ALL INVERTS AND LINE LENGTHS PRIOR TO CONSTRUCTION. WATAUGA COUNTY VALLE CRUCIS SCHOOL BROADSTONE ROAD VALLE CRUCIS, NC SCO ## CODE: ITEM: DESIGNER 10 C L A R K N E X S E N CLARK INtxSEIV LICENSE NUMBER: C-1028 Civil Design CConcepts, PA ASHEVILLE OFFICE WAYNESVILLE OFFICE 168 PATTON AVENUE 52 WALNUT STREET - SUITE 9 ASHEVILLE, NC 28805 WAYNESVILLE, NC 28786 PHONE (828) 252-5388 PHONE (828) 452-4410 FAX (828) 252-5365 FAX (828) 456-5455 NCBELS LICENSE #: C-2184 www.eivildesignconcepts.com CORPORATESEAL PROFESSIONAL SEAL o E 0 oQ° 9'r oo SEAL 035093 , o�= o oA 0, Y NSF R. 0/111110 04/08/2022 PERMIT DRAWINGS REVISIONS 1 01/13/2022 DESIGN DEVELOPMENT 2 04/01/2022 EC / STORM / NCDOT SUBMITTAL KEY PLAN STORM PROFILES C501 DESIGN: GRH DRAWN: SAK CN 6832 REVIEW: GRH A