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HomeMy WebLinkAboutSW4210901_Plansheet - Grading/Drainage Plan_202201051 \ / / COMMON 2 AC ..A.. o PARCEL DATA: LEGEND NOTES: \� �KERNODLE LANDING DR. j TOTAL ACREAGE: 215.39 AC. +/- THIS MAP DOES NOT MEET G.S. 47-30 AND IS NOT FOR RECORDING. \ , SO PU BLI C R/W �p I J - �O DEED & PLAT REF: D.B. 3802 PG. 424 THIS PROPERTY IS SUBJECT TO ANY EASEMENTS, AGREEMENTS, OR RIGHTS -OF -WAY OF RECORD \ ` 650 4 O \ -�` STORM MANHOLE STMH \ 6 O D.B. 927 PG. 347 ( ) DB DEED BOOK PRIOR TO THE DATE OF THIS MAP AND WHICH WERE NOT VISIBLE AT THE TIME OF INSPECTION. - - - - - - - - 662 1 60 zzoo \1+0 -- ------ �� \ --- - _ 6 m D.B. 927 PG. 343 PB PLAT BOOK _ - - - _ _ _ _ _ _ UTILITY POLE �i-� - ice. /= 20+0 lg�oo D.B. 927 PG. 345 ed PG RAG E THIS MAP WAS PREPARED WITHOUT THE BENEFIT OF ATITLE REPORT AND DOES NOT NECESSARILY \ L \ -��~ �- - + -- -\ 18i° i\ = 17 m P.B. 49 PG. 179 R/W RIGHT-OF-WAY INDICATE ALL ENCUMBRANCES UPON THIS PROPERTY. °_ - / - 1 - - LIGHT POLE E/P EDGE OF PAVEMENT - -Z_ - GERRINGERMILL RD ALAMANCE PARCEL # 118501,118436,118437,118452 �' � � � �_7'_ �- EXISTING ZONING: N/A OVERALL TOPOGRAPHIC INFORMATION TAKEN FROM ALAMANCE COUNTY GIS. ROAD 1/ P E/G EDGE OF GRAVEL _ �) .� . _ CONC CONCRETE CONSTRUCTION TOPOGRAPHIC INFORMATION TAKEN FROM ALLRED LAND SURVYEING, INC. USE: RESIDENTIAL/AGRICULTURE �2 GROUND LIGHT ------ EXISTING TERRY SMITH TRAIL PROPOSED USE: RESIDENTIAL RCP REINFORCED CONCRETE PIPE BOUNDARY INFORMATION TAKEN FROM SURVEY BY ALLRED LAND SURVEYING, INC. DATED 1 \ o I k J yy 7,823 +/- LF OF PUBLIC STREETS PROPOSED TOTAL • GUY WIRE DI DROP INLET 08/14/2017, PROJECT # 2017 74 PROPOSED LOTS: 98 TOTAL 1 A� co PHASE 1 LF OF STREET = 3,525 LF CFEE FINISH FLOOR I CURB INLET NO SURVEYING OR SUBSURFACE INVESTIGATIONS PERFORMED BY STOLTZFUS ENGINEERING, INC. - = YARD INLET(Yp TP DT TELEPHONE HONES PEDESTAL THIS THIS PLAN IS UNDER COPYRIGHT PROTECTION OF STOLTZFUS ENGINEERING, INC. A I \\ I FOR PHASE 1 CONSTRUCTION PHASE 1 LOTS = 37 ( \EDGE OF PAVEMENT = PHASE 2 LF OF STREET 2,912 (J UTILITY PEDESTAL 2 PHASE 2 LOTS = 30 - THH TELEPHONE HAND HOLD74 AREA OF LOTS, STREET, COMMON AREA SHOWN ON THIS MAP ARE PRELIMINARY AND SUBJECT TO A I A STA.: 2+00 \ I la�l PHASE3LFOFSTREET-+/-1,922 X GAS VALVE Gv DMUE DRAINAGE MAINTENANCE&UTILITYEASEMENT FINAL DESIGN AND REVIEW AGENCIES. ti -- J KERNODLE LANDING PHASE 1 PHASE 3 LOTS= +/- 31 oHu OVERHEAD POWER LINE ty I ( - EXISTING DUKE / P.B. 81, PG. 242 ENERGY �� WOODSLINE (TYP.) CONTRACTOR TO LOCATE ALL UTILITIES PRIOR TO CONSTRUCTION AND REPORT ANY CONFLICTS TO � \ BUILDING SETBACKS:GAs LINE THE ENGINEER. / I \ I a TRANSMISSIONS 9 FRONT SETBACK: 30'-of-vf- WATER LINE CONTRACTOR IS RESPONSIBLE FOR ANY REQUIRED PEDESTRIAN OR TRAFFIC CONTROL PLANS, I \ A I� LINES &EASEMENTS / �//��, � SILT FENCE (TYP.) � � A � 1 I I ST EQUIPMENT, AND LABOR REQUIRED FOR TRAFFIC CONTROL. WORK SCHEDULE SHALL BE F� SIDE SETBACK: 10' ue UNDERGROUND ELECTRICAL COORDINATED WITH OWNER. G PROP. DISTURBED LIMITS SIDE SETBACK ABUTTING A STREET: 25' REAR YARD SETBACK: FENCE LINE ALL CONSTRUCTION TO BE TO THE STANDARDS AND SPECIFICATIONS OF NCDENR & FOR EROSION TEMP. DIVERSION BERM 2\ CUL-DE-SAC: 30' CONTROL AND NCDOT FOR ROADWAY INFRASTRUCTURE. STREET PROPOSED ARE TO BE PUBLIC AND 2 VICINITY MAP TEMP. CLEAN WATER DIVERSION BERM MAINTAINED BY THE NCDOT. 1" = 2000' WATERSHED INFORMATION: 12" STRAW WATTLES, 30' SIGN & LANDSCAPE EASEMENT ADJACENT TO GERRINGER MILL ROAD TO BE MAINTAINED BY THE ) / THIS PROPERTY IS NOT IN A WATER SUPPLY WATERSHED. DITCH LINE PROTECTION HOMEOWNERS ASSOCIATION. � FLOOD INFORMATION: THE HOMEOWNERS ASSOCIATION SHALL BE RESPONSIBLE FOR MAINTAINING THE COMMON V A lJ 0 A PORTION OF THIS PROPERTY IS IN A FEMA REGULATED FLOOPLAIN ELEMENTS SHOWN ON THIS PLAN. EROSION CONTROL NOTES: ( ALSO SEE DETAIL SHEETS) DEVELOPER TO COORDINATE WITH NCDOT WITH REGARDS TO NO ON -STREET PARKING SIGNS. WETLANDS: GRAPHIC SCALE APPROVAL AND LOCATION OF SIGNS SUBJECT TO NCDOT REVIEW. A NO ON STREET PARKING POLICY \ \ 0� e - � � O` � � 1. PROPOSED DISTURBED AREA: 6.67 AC WILL BE INCORPORATED INTO THE HOMEOWNERS ASSOCIATION DOCUMENTS. / I \ \ ( 1 / 2. THE EROSION AND SEDIMENTATION CONTROL MEASURES AND DEVICES SHOWN ON THE so 0 30 60 120 zao / NO WETLANDS ARE LOCATED WITHIN THE DISTURBED LIMITS DUKE ENERGY ENCROACHMENT AGREEMENT FOR PROPOSED ROADWAY CROSSING TRANSMISSION �) \ \� DRAWINGS ARE INTENDED AS A GUIDE. AS GRADING PROGRESSES, MEASURES MAY BE OF THIS PROJECT PER ENVIRONMENTAL SURVEY BY PILOT RIGHT OF WAYS. "" ' " """""" " ""' """"' \ `""" "` ( / � / _ ADDED OR DELETED BY THE EROSION CONTROL OFFICER AS DEEMED NECESSARY TO ENVIRONMENTAL, INC. DATED: 1-22-20 / V � / �$ CONTROL EROSION AND SEDIMENTATION. IF GRADING CONTRACTOR FEELS THAT PROPOSED MAIL KIOSK SUBJECTTO USPS APPROVAL. I I ` \ \ / \ ADDITIONAL MEASURES ARE NEEDED OTHER THAN THOSE INDICATED, GRADING ( IN FEET) / I/ / / \� \ CONTRACTOR SHOULD CONTACT THE OWNER AND ENGINEER IMMEDIATELY FOR APPROVAL o ISTURBED / �\ OF THE CHANGES. 1 inch =60 ft. I' \\ �) MITS(TYP.) / 3. ALL EROSION AND SEDIMENTATION CONTROL MEASURES AND DEVICES SHALL BE INSTALLED 20' PRIVATE SEWER _ a / LINE ACCESS AND I I 6S AND MAINTAINED IN ACCORDANCE WITH THE NCDENR - LAND QUALITY SECTIONS TROSION �'" / / h0 MAINTENANCE ESMT. (I AND SEDIMENTATION CONTROL PLANNING AND DESIGN MANUAL.'„';;;. -` �O \ / / FOR LOTS 2E 4. ALL DISTURBED AREAS SHALL BE SEEDED AND MULCHED IN ACCORDANCE WITH THE NPDES / ' (P.S.L.A.M.E) `�,.., N))� GROUND COVER REQUIREMENTS AS SHOWN ON DETAIL SHEETS.""""'� / (1 5. ROUGHEN SLOPE SURFACES TO MINIMIZE EROSION DURING VEGETATION ESTABLISHMENT. A / V / /� oo �� / �1\ / / / O 1 . ... . ... .J 33\/ / �)L11 CL O rn un 30 LU �\ �) �Ij` �LU W / C) LU 0 Ln �L " �')/� /v; /�� // 11v / >� LL1 z 35 w (� 0w � / % / ( / / 3 6 ��/ DISTURBED 4� ( /3 /9 / �� A,.� / LIMITS(TYP.) / / / / 38/ \ / __1 / DISTURBED 1( / READ I N GT:~ / Z137 50' PUBLIC R/W / 55 LF @ 1.05% 24" RCP X J. _ J J: YX X..__XX Y._X Y/ ): .. _ X..._ X. i X X_. Y X _X..__ �C� ,°, ] sws SWALEd43 awe�IP �1 / MONITOR AREA TO ENSURE / R �� ( �''� / LU NATURALGRADE DRAINS / `�� W tJ i ,1 10 SKIMMER BASIN #9 / rj0 Pvg� �C RI l 7 0 a+oo OP. 20' PAVEM NT (� O \\ z " 1 �- A 6+00 s+oo r x �660 n / i s+o _ Z o \ TEMP. DIVERSION BERM Y �� . �\ E#3 a +oo 0� MAY NEED TO BE EXTENDED 1 f ' ""' SW AU O SWAL #2 / _ _ ��I Q z x- ° / x � J YY% X k aW Uj 6 E#3, �_X x 4-,x X v 1 13+00 � ( ,-"" DISTURBED / l)' x x x T X _X.X Y !__s_ x_ A / Ol �LIMITS(TYP.) % x z u '` x r r- _ "X / / / / (� , I o�" a / i.X.Y \� .\ �-� X J MONITOR AREA TO ENSURE _ V V A \ �� ( ( /� �� // / / / o / )) 11 _j \ 1 1 v � NATURALGRADE DRAINS � � � A \ \ � \ \ V A � V � � 1 I 1 I / / / / � � / / / / 1 I I 1 (� 1 I W TO SKIMMER BASIN #9TEMP/ I �\ \ \ \ \ \ \ \ \ \ A\ \ \ A �� ( (1 �� 1 O Q DIVERSION BERM MAY Q NEED TO �/ O 0BE EXTENDED (O� xI­_ x X��,r rJ X� S O53 �DISTURBED z LIMITS(TYP.) UH 2 Lij 5 Cr 7- 50/ a- V) 1-0 / 44 �640 49� / I � I � � /, /55 54 I / �; \ 48 4& i , V�� 52 LF @ 1.03% ( I `" / z z ( � 18 RCP 30'DR INAGE ESMT. - - - - l _L I I �" ���iii0000 1 1 1 5LE#45_. / / 1) / I w W�1w w w LoN IMUST CO' O LLI UTILITY PRO,Fm � ono F51 G� �C� o/Q za za -l / 0 0 KERNODLE LANDING SUBDIVSION-STORM SEWER CHART - / U) / z z Q Q 25-YR STORM EVENT, 10 MIN. TIME OF CONCENTRATION 0 Z / / O C6 I ) Pipe Inlet Runoff Sub- Total Rainfall Subarea Total Outlet Pipe Outlet Pipe Minim Provided Full Flow Pipe Upstream Downstream Head Head Pipe Provided Remaining No. Pipes Coeff. Area Area Intensity Flow Flow Theo. Dia. Diameter Slope Cap. Slope Cap. Velocity Length Invert Invert Centroid Req'd No. Inlet Inlet Ci Ai A I Qi (cfs) Qt=Qi+Qp (Inches) (Inches) (ft/ft) (cfs) (ft/ft) (cfs) (ft/sec) (feet) (feet) (feet) Depth Depth 6 - 0.40 0.92 0.92 6.07 2.2 2.2 11.5 18 0.50% 7.4 1.01 % 10.5 6.0 52.50 649.48 648.95 0.1 0.8 6 2.32 1.5 7 - 0.40 6.04 6.04 6.07 14.7 14.7 23.2 24 0.50% 16.0 1.05% 23.1 7.4 55.32 640.08 639.50 0.9 1.9 7 3.14 1.2 9 - 0.40 1.89 4.90 6.07 4.6 11.9 21.5 24 0.50% 16.0 1.04% 23.0 6.6 106.00 614.95 613.85 0.6 1.6 9 9.74 8.1 P1110 - 0.40 0.30 0.30 6.07 0.7 0.7 7.5 18 0.50% 7.4 1.03% 10.6 6.0 52.11 645.05 644.52 0.0 0.8 10 2.93 2.2 - 1 0.40 0.12 0.12 6.07 0.3 0.3 5.3 18 0.50% 7.4 1.03% 1 10.6 6.6 52.15 646.32 645.78 0.0 0.8 11 2.93 2.2 / 1 DISTURBED \ O > LU LIMITS(TYP.) /( I I( 7p J- / W U w � � z I- V) V) Ll CD rI rI N 97I LU ~ 00 M Ci1 Lfl r Q c-I a� N CD p \ \ \ \ o BEFORE YOU DIG! \ 1 O pl z C=0.40 (2 Homes/Acre) CALL 811 N.C. ONE -CALL CENTER V A \ \ \ 1 � m \ ITS THE LAW! / 1 \ V A \ \ \ ( �� r �) 30' DRAINAGE \ DRAWN BY: AGB TEMPORARY SW ALE CHART, KERN ODL E LANDING SUBDIVISION PHASE 2 SWALE UPSTREAM SWALE AREA (AC.) AREA TOTAL (AC) COMPOSITE C CXI Qi CFS ) TOTAL Q(CFS) SLOPE (gin) LEFT SLOPE RIGHT SLOPE TYPE LINER N FLOW DEPTH (FT) ACTUAL DEPTH (FT) FT TOP(FT) VELOCITY (FT/SEC) f) T PSF BOTTOMWIDTH (FT) LINING STAPLE PATTERN! 17 - 0.05 0.05 0.4 2.20 0.09 0.09 1.50 3:1 4:1 TRI N/A 0.020 0.14 1.50 10.5 1.31 0.13 N/A N/A N/A 18 19 0.56 0.92 0.4 2.20 0.99 1.62 1.50 3:1 4:1 TRI TEMP 0.053 0.57 1.50 10.5 1.43 0.53 N/A NAG S75 OR EQUAL D 24 - 0.11 0.11 0.4 2.20 0.24 0.24 4.00 3:1 4:1 TRI N/A 0.037 0.18 1.50 10.5 1.61 0.22 N/A N/A N/A 25 0.10 0.10 0.4 2.20 0.22 0.22 5.30 3:1 4:1 TRI N/A 0.036 0.17 1.50 10.5 1.77 0.26 N/A N/A N/A 26 0.16 0.16 0.4 2.20 0.35 0.35 5.25 3:1 4:1 TRI N/A 0.035 0.20 1.50 10.5 2.01 0.31 N/A N/A N/A 27 26 0.16 0.32 0.4 2.20 0.35 0.70 6.00 3:1 4:1 TRI TEMP 0.033 0.25 1.50 10.5 2.62 0.92 N/A NAG S75 OR EQUAL 0 28 27 1.07 1.39 0.4 2.20 2.35 3.06 4.00 3:1 4:1 TRI N/A 0.033 0.46 1.50 10.5 3.10 1.15 N/A NAG S75 OR EQUAL D 29 0.14 0.14 0.4 2.20 0.30 0.31 4.00 4:1 3:1 TRI N/A 0.045 0.24 1.50 10.5 1.54 0.60 N/A 32 33 0.14 0.29 0.4 2.20 0.30 0.63 6.10 4:1 3:1 TRI TEMP 0.034 0.24 1.50 10.5 2..56 0.90 N/A NAG S75 OREQUAL D 33 - 0,15 0.15 0A 2.20 0.33 0.33 5.25 4:1 3:1 TRI N/A 0.035 0.20 1.50 10.5 2.01 0.31 N/A N/A N/A 34 - 0.04 0.04 0.4 2.20 0.09 0.09 5.30 4:1 3:1 TRI N/A 0.037 0.12 1.50 10.5 1.41 0.20 N/A N/A N/A 35 18 0.37 1.29 0.4 2.20 0.81 2.84 3.40 4:1 3:1 TRI TEMP 0.033 0.46 1.50 10.5 3.03 0.98 N/A NAG S75 OR EQUAL D 36 - 0.15 0.15 0.4 2.20 0.33 0.33 1.50 4:1 3:1 TRI N/A 0.040 0.26 1.50 10.5 1.13 0.11 N/A N/A N/A 37 0.09 0.09 0.4 2.20 0.19 0.19 2.00 4:1 3:1 TRI N/A 0.040 0.20 1.50 10.5 1.10 0.12 N/A N/A N/A 38 0.06 0.06 0.4 2.20 0.12 0.12 1.00 4:1 3:1 TRI N/A 0.044 0.20 1.50 10.5 0.72 0.06 N/A N/A N/A 39 0.07 0.07 0.4 2.20 0.15 0.15 1.50 3:1 4:1 TRI N/A 0.041 0.19 1.50 10.5 0.90 0.09 N/A N/A N/A 40 0.05 0.05 0.4 2.20 0.11 0.11 1.00 3:1 4:1 TRI N/A 0.044 0.19 1.50 10.5 0.69 0.06 N/A N/A N/A 41 0.10 0.10 0.4 2.20 0.21 0.21 2.00 3:1 4:1 TRI N/A 1 0.040 1 0.21 1.50 10.5 1.14 0.12 N/A N/A N/A 42 0.19 0.19 0.4 2.20 0.41 0.41 1.50 3:1 4:1 TRI N/A 0.039 0.28 1.50 10.5 1.21 0.13 N/A N/A N/A 43 0.55 0.55 0.4 2.20 1.21 1.21 3.75 4:1 3:1 TRI N/A / 0.034 0.36 1.50 10.5 2.65 0.84 N A / NAG S75 ORE UAL Q D 44 6.04 6.04 0.4 2.20 13.29 13.29 2.00 3:1 3:1 TRI N/A 0.032 1.04 1.50 9.0 4.10 1.30 N/A NAG S75 OR EQUAL D 45 0.30 0.30 0.4 2.20 0.66 0.66 1.00 3:1 3:1 TRI N/A 0.040 0.42 1.50 9.0 1.27 0.26 N/A N/A N/A 46 0.12 0.12 0.4 2.20 0.26 0.26 1.50 3:1 3:1 TRI N/A 0.040 0.27 1.50 9.0 1.17 0.25 N/A N/A N/A 47 4.90 4.90 0.4 2.20 1 10.78 10.78 1.50 3:1 3:1 TRI N/A 1 0.033 1.03 1.50 9,0 3.T2 0.96 N/A NAG S75 OR EQUAL D 1 = 5.5 IN/HR (2-YR STORM) TEMPORARY LINER = NORTH AMERICAN GREEN OR EQUAL PERMANENT SWALE CHART, KERN ODLE LANDING SUBDIVISION PH2 SWALE UPSTREAM SWALE AREA (AC.J AREA TOTAL AC COMPOSITE CXI Q(CFS) TOTAL CI�CFS) SLOPE (1/0 LEFT SLOPE RIGHT SLOPE TYPE LINER N FLOW DEPTH FT ACTUAL DEPTH (FT)(FT/SEC) TOP(FT) VELOCITY T(PSF) BOT70MWIDTH (FT) REMARKS 17 - 0.05 0.05 0.4 2.79 0.14 0.14 1.50 3:1 4:1 TRI N/A 0.045 0.22 1.50 10.5 0.83 0.19 N/A 18 19 0.56 0.92 OA 2.79 1.56 2.56 1.50 3:1 4:1 TRI N/A 0.040 0.61 1.50 10.5 1.97 0.52 N/A 24 - 0.11 1 0.11 OA 1 2.79 0.31 0.31 4.00 3:1 4:1 TRI N/A 0.045 0.24 1.50 10.5 1.54 0.60 N/A 25 0.10 0.10 0A 2.79 0.28 0.28 5.30 1 3:1 4:1 TRI N/A 0.045 1 0.22 1.50 1 10.5 1.65 1 0.73 N/A 26 0.16 0.16 OA 2.79 0.44 0.44 5.25 3:1 41 TRI N/A 0.045 0.26 1.50 10.5 1.86 0.85 N/A 27 26 01.6 0.32 OA 2.79 0.45 0.89 SOO 3:1 4:1 TRI N/A 0.045 0.33 1.50 10.5 2.34 1.24 N/A 28 27 1.07 1.39 OA 2.79 2.98 3.88 4.00 3:1 4:1 TRI N/A 0.040 0.59 1.50 10.5 3.18 1.47 N/A 29 0.14 0.14 0A 2.79 0.38 0.39 4.00 4:1 3:1 TRI N/A 0.045 0.26 1.50 10.5 1.65 0.65 N/A 32 33 0.14 0.29 0.4 2.79 0.38 0.80 6.10 4:1 31 TRI N/A 0.045 0.32 1.50 10.5 2.23 1.22 N/A 33 01.5 0.15 OA 2.79 0.42 0.42 5.25 4:1 3:1 TRI N/A 0.045 0.26 1.50 10.5 1.78 0.85 N/A 34 - 0.04 0.04 OA 2.79 0.12 0.12 5.30 1 4:1 3:1 1 TRI N/A 0.045 0.16 1.50 10.5 1.34 0.53 1 N/A 35 18 0.37 1.29 0.4 2.79 1.03 3.60 3.40 4:1 3:1 TRI N/A 0.040 0.60 1.50 10.5 2.86 1.27 N/A 36 - 0.15 0.15 0.4 2.79 0.41 0.41 1.50 4:1 3:1 TRI N/A 0.045 0.32 1.50 10.5 1A4 0.30 N/A 37 0.09 0.09 1 0.4 2.79 0.24 0.24 2.00 4:1 3:1 TRI N/A 0.045 0.25 1.50 10.5 1.10 0.31 N/A 38 0.06 0.06 0.4 2.79 0.16 0.16 1.00 4:1 3:1 TRI N/A 0.045 1 0.25 1.50 10.5 0.73 0.16 N/A 39 0.07 0.07 0.4 2.79 0.19 0.19 1.50 3:1 4:1 TRI N/A 0.045 0.24 1.50 10.5 0.94 0.22 N/A 40 0.05 0.05 0.4 2.79 0.15 0.15 1.00 3:1 4:1 TRI N/A 0.045 0.24 1.50 10.5 0.74 0.15 N/A 41 0.10 0.10 0.4 2.79 0.27 0.27 2.00 3:1 4:1 TRI N/A 0.045 0.26 1.50 10.5 1.14 0.32 N/A 42 0.19 0.19 0.4 2.79 0.52 0.52 1.50 3:1 4:1 TRI N/A 0.045 0.35 1.50 10.5 1.21 0.33 N/A 43 0.55 0.55 0.4 2.79 1.53 1.53 3.75 4.1 3.1 TRI N/A 0.045 0.41 1.50 10.5 2.09 0.96 N/A 44 6.04 6.04 0.4 2.79 16.84 16.84 2.00 3:1 3:1 TRI N/A / 0.030 111 1.50 9.0 4.56 1.39 A N / 45 0.30 0.30 0.4 2.79 0.84 0.84 1.00 3.1 3.1 TRI N/A 0.045 0.48 1.50 9.0 1.22 0.30 N/A 46 0.12 0.12 0.4 2.79 0.33 0.33 1.50 3:1 3:1 TRI N/A 0.045 0.32 1.50 9.0 1.07 0.30 N/A 47 4.90 4.90 0.4 2.79 13.66 13.66 1.50 31.1 3.1 TRI N/A 0.030 1.09 1.50 9.0 3.83 1.02 N/A \ V \ \ 52 LF @ 1.03% CHECKED BY. ARS A V \ I 18' RCP �� DATE: 10/14/2020 \ \\ swa�E#4f-) \ PROJECT NO.: 302-19 REF. NO.: \ \\ \ \ (j �(\ SCALE: 1"=60' 1\ r 98 C 4 CD tlNpUlamNaUrr4grii I w 10 .Q I C - E I _ I ( - / \ o I \ / END OF50' \ ''' '• JTO\-� r r � r r J r � 50' PUBLIC R/W u n \ 1 PROP. 50' PRIVATE \ \ ( r / \ R/W FOR TERRY \ \ / / \ ` SMITH TRAIL \ C-0.40 TRI =TRIANGULAR I =6.97 IN/HR (10-YR STORM) TRI =TRIANGULAR / / / / / V A \16 TRAP =TRAPEZOIDAL(WITH BOTTOM WIDTH) C=0.40 TRAP = TRAPEZOIDAL (WITH BOTTOM WIDTH) a N O M U v 2 d F- a a w z z