Loading...
HomeMy WebLinkAboutFDP202200003 Plan - Approved 2022-04-21LEGEND — - — CENTER LINE EXISTING BUILDING PROPOSED BRIDGE FUTURE PATHWAY (APPROXIMATED) - - - - - EXISTING ROAD --------- EXISTING CONTOURS PROPERTY LINE EX CULVERT ---+326--- EXISTING CONTOURS 1320 PROPOSED CONTOURS FLOODPLAIN BOUNDARY FROM FEMA EX CALCULATED FLOODPLAIN BOUNDARY PRO CALCULATED FLOODPLAIN BOUNDARY + 28.5 PV PROPOSED SPOT ELEVATION VICINITY MAP SCALE: 1"=1000' ` CREE e S R°ks 6 Ivy Creek SITE 4 m s l � a 0 N,v an °sy 'o QFarmintor Cadntry Club Indoo° Tenms Co.rtte; Farmington Country Club® 4 R- i Ir o take Rd BARRETT ACRES (J-1 480 480 470 470 Y] n a UD 460 460 0+00 0+50 UPSTREAM WITH WIN WALLS SCALE: 2:1 SLOPE / Po, / 1.5:1 AVG SLOPE OF FOOTER O� N� 00 480 480 470 470 a 460 460 0+00 0+50 DOWNS REAM WITH WI GWALLS SCALE: � r^ � O N N � O t a as as as as 490 480 470 STREAM CROSSING SCALE: ASSUMING 40,000 LB LOAD ON EACH ABUTMENT AND 1000 PSF SOIL AT FOOTING DEPTH. EXISTING GRADE SEE BRIDGED AIL DRAWINGS 100 YR STOR PROPOSED GRADE ELEVw 475.2' 10% SLOPE (UPSTREAM SI E) ELEV= 473.0' / n 10 R STORM � EXCAVATED MATERIAL WS `Z 472.4' - - - - - - (UPSTREAM SIDE) APPROXIMATE ELEV MEAN LOW WATER. N EXCAVATION IN STR M LEV= 464.0' AT OR BELOW WATER N LEVEL O o O o 0 o 0 co � N N N r n^ O� t 0� � n r UPSTREAM WITH WIN WALLS SCALE: 2:1 SLOPE / Po, / 1.5:1 AVG SLOPE OF FOOTER O� N� 00 480 480 470 470 a 460 460 0+00 0+50 DOWNS REAM WITH WI GWALLS SCALE: � r^ � O N N � O t a as as as as 490 480 470 STREAM CROSSING SCALE: ASSUMING 40,000 LB LOAD ON EACH ABUTMENT AND 1000 PSF SOIL AT FOOTING DEPTH. EXISTING GRADE SEE BRIDGED AIL DRAWINGS 100 YR STOR PROPOSED GRADE ELEVw 475.2' 10% SLOPE (UPSTREAM SI E) ELEV= 473.0' / n 10 R STORM � EXCAVATED MATERIAL WS `Z 472.4' - - - - - - (UPSTREAM SIDE) APPROXIMATE ELEV MEAN LOW WATER. N EXCAVATION IN STR M LEV= 464.0' AT OR BELOW WATER N LEVEL O o O o 0 o 0 co � N N N r n^ O� t 0� � n r 480 480 470 470 a 460 460 0+00 0+50 DOWNS REAM WITH WI GWALLS SCALE: � r^ � O N N � O t a as as as as 490 480 470 STREAM CROSSING SCALE: ASSUMING 40,000 LB LOAD ON EACH ABUTMENT AND 1000 PSF SOIL AT FOOTING DEPTH. EXISTING GRADE SEE BRIDGED AIL DRAWINGS 100 YR STOR PROPOSED GRADE ELEVw 475.2' 10% SLOPE (UPSTREAM SI E) ELEV= 473.0' / n 10 R STORM � EXCAVATED MATERIAL WS `Z 472.4' - - - - - - (UPSTREAM SIDE) APPROXIMATE ELEV MEAN LOW WATER. N EXCAVATION IN STR M LEV= 464.0' AT OR BELOW WATER N LEVEL O o O o 0 o 0 co � N N N r n^ O� t 0� � n r DOWNS REAM WITH WI GWALLS SCALE: � r^ � O N N � O t a as as as as 490 480 470 STREAM CROSSING SCALE: ASSUMING 40,000 LB LOAD ON EACH ABUTMENT AND 1000 PSF SOIL AT FOOTING DEPTH. EXISTING GRADE SEE BRIDGED AIL DRAWINGS 100 YR STOR PROPOSED GRADE ELEVw 475.2' 10% SLOPE (UPSTREAM SI E) ELEV= 473.0' / n 10 R STORM � EXCAVATED MATERIAL WS `Z 472.4' - - - - - - (UPSTREAM SIDE) APPROXIMATE ELEV MEAN LOW WATER. N EXCAVATION IN STR M LEV= 464.0' AT OR BELOW WATER N LEVEL O o O o 0 o 0 co � N N N r n^ O� t 0� � n r 490 480 470 STREAM CROSSING SCALE: ASSUMING 40,000 LB LOAD ON EACH ABUTMENT AND 1000 PSF SOIL AT FOOTING DEPTH. EXISTING GRADE SEE BRIDGED AIL DRAWINGS 100 YR STOR PROPOSED GRADE ELEVw 475.2' 10% SLOPE (UPSTREAM SI E) ELEV= 473.0' / n 10 R STORM � EXCAVATED MATERIAL WS `Z 472.4' - - - - - - (UPSTREAM SIDE) APPROXIMATE ELEV MEAN LOW WATER. N EXCAVATION IN STR M LEV= 464.0' AT OR BELOW WATER N LEVEL O o O o 0 o 0 co � N N N r n^ O� t 0� � n r r O N O O 00 N N a a a a * EXCEPT AT SECT-3, ALL EX AND PRO FLOOD ELEVATIONS ARE THE SAME 4' INTERVAL CONTOURS IN THIS REGION WERE ESTIMATED EX 100 YR ELEV = PRO 100 YR ELEV = PROPOSED CALCULATED FLOODPLAIN BOUNDARY (GREEN LINE SHOWS WHERE PROPOSED IS DIFFERENT FROM EXISTING) STREAM BED NOT TO BE DISTURBED DURING CONSTRUCTION n 7 / / /. I I /BP: 0+06.00 EDGE OF ORDINARY WATER LEVEL A "i I I\\\ I N /6? 6 EXISTING CALCULATED FLOODPLAIN BOUNDARY . T.M. 59-38A IVY CREEK, LLC D.B. 2858-129, 134 & 13 PLAT :D CUT IN EXISTING BRIDGE SEE OVERFLOW DETAIL / 1 ) a. rJ7a• 9'57"E' 0 v v 7 ` 1 5 0 I \ 0 APPROX 1 LOCATION 4' EX CULVERT 11 +00 +49 SFCT�g EP:, i� EC ,PARCEL X fig. 0/ / 100 YR ELEV = 476.5' /0 /•Zti°`�°// � / I � I I I I I I h��/ 10.1 /Ir '// / 409 /r / ^ APPROX // // /. // / // / / j/ // / ��j/ / // / / / / // / / LOCATION /�/ / / / / / // / / / / /i / STREAM CENTERLINE fib• I // /////!//%�// /� //�� / //// / ,// / i /// �/// // //4 ALIGNMENT USED 490 TO SHOW DISTANCES ALONG FLOW PATH OF LARGE STORMS 470 6 0+50 Pj1 O 0 4 i i PROPOSED BRIDGE WITH WINGWALLS — �1T N79'41'02"W /z Ilk GRAPHIC SCALE �(.R Sy I I \ 1 \ I 30' 0 30' 60' s 1O a7 IN. III 111I\ I secr a 1`1 II II II I `I SCALE: 1 "=30' APPROVED by the Albemarle County Community Development Department Date 04/21/2022 File FDP202200003 — 3'- 00 OVERFLOW SECTION DETAIL NTS Date: MARCH 2O22 Scale: AS NOTED Designed by: EHB Drawn by: MMS Checked by: EHB Q c .c o c C JLn d at � I Lnw c to � = >m � Gi m �= i0 p CO v Ua � C a--m L!J l0 N L E W vl 2 d uu Revision Dates 4/21/2022 � o Cn � Z N in W N > O = 0 LL. N O W � J U J p w c� J a � � Z� W X �a o � O oN � 2 U Drawing No. 1 of 2 Sheets Job No. :29:30