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Gordon Road Impact Maps_v1 (1)NEW HANOVER COUNTY GORDON ROAD FIRE STATION IMPACT MAPS GORDON ROAD, WILMINGTON, NORTH CAROLINA 28411 SITE JOB NO. SHEET NO. SCALE DESIGNED BY CHECKED BY DA T E DRAWN BY DATE RE V I S I O N D E S C R I P T I O N YO U R V I S I O N A C H I E V E D T H R O U G H O U R S . 54 1 0 T r i n i t y R o a d , S u i t e 1 0 2 | R a l e i g h , N C 2 7 6 0 7 TE L 9 1 9 . 8 6 6 . 4 9 5 1 F A X 9 1 9 . 8 3 3 . 8 1 2 4 w w w . t i m m o n s . c o m TH I S D R A W I N G P R E P A R E D A T T H E RA L E I G H O F F I C E 02-05-24 GO R D O N R O A D F I R E S T A T I O N WI L M I N G T O N , N O R T H C A R O L I N A 56398 AS SHOWN W ALTMAN W ALTMAN W ALTMAN VICINITY MAP 1" = 1000' NA D 8 3 Sheet List Table Sheet Number Sheet Title EX0.0 COVER EX0.1 OVERALL SITE PLAN SHEET EX1.0 IMPACT MAP TABLE EX1.1 OVERALL IMPACT MAP EX1.2 IMPACT MAPS EX1.3 IMPACT MAP PROFILE EX1.4 NOTES EX1.5 PUMP AROUND DETAIL CO V E R EX0.0 NOTES: 1.TOPOGRAPHIC SURVEY INFORMATION BY MCKIM AND CREED DATED MAY 9, 2023 2.BOUNDARY INFORMATION BY MCKIM AND CREED DATED SEPTEMBER 13, 2023 3.DELINEATION COMPLETED BY SOUTHERN ENVIRONMENTAL CONSULTING GROUP INC. (SEGI), AJD ISSUED BY THE USACE UNDER SAW-2014-00033 ON 6/17/2019 4.ADDITIONAL DELINEATION COMPLETED BY TIMMONS GROUP ON MARCH 7, 2024 5.STREAM SURVEY INFORMATION BY TIMMONS GROUP DATED MARCH 7, 2024 PROJECT LIMITS LOD 16'' W W W W W LO D LO D LO D LO D 6" DI FIRE SERVICE LINEINV: 46.50 2" DI DOMESTIC WATER LINEINV: 46.50 PIV 2" WATERMETER INVAULT 4" PVC SANITARYSEWER LATERALINV: 45.50 6"X2" TEE ANDVALVE 12" X 8" TEE AND(2)VALVES 8"X6" TEE AND VALVE WITH FIRE HYDRANTASSEMBLY 2" RPZ BACKFLOWPREVENTER INHEATED ENCLOSURE 8" DI WATER MAIN SA N PRIVATE GRINDERPUMP STATION 6" RPDA BACKFLOWPREVENTER INHEATED ENCLOSUREW/ MOUNTED FDC 8"X6"REDUCER SANITARY SEWER LATERALS AND OIL WATER SEPARATOR(REFER TO PLUMBING PLANS) APPROXIMATE LOCATION OF GA S M E T E R , CONTRACTOR RESPONSIBLE FOR CONNECTING TO AVAILABLE GAS LINE A N D COORDINATING WITH GAS COMPANY REFER TO R-SERIES FORDRIVEWAY PLANS PROPOSED BUILDING14,461 SF 20' SETBACK 20' SETBACK 20' SETBACK 25' SETBACK 40.7' R20' R25'R49' 30' STAFF PARKING PUBLICPARKING PATIO BIORETENTION 30' R5' (TYP.) R75' R75' R12' 24' GENERATOR R30' R30' R10' (TYP.) R30' R5' (TYP.) 12.5' LANDSCAPE BUFFER 18' (TYP.) R25' DUMPSTER ENCLOSURE,REFER TO ARCHITECTURALPLANS 18" CURB & GUTTER(TYP.) 18" CURB & GUTTER(TYP.) 18" CURB & GUTTER(TYP.) 5' SIDEWALK (TYP.) 5' SIDEWALK (TYP.) 5' SIDEWALK (TYP.) STOP SIGN STOP SIGN HANDICAP SIGN TAPER CURB TAPER CURB TAPER CURB TAPER CURBTEMPORARY SIGNAGE & BARRICADES TRANSFORMER 6' SIDEWALK 6' SIDEWALK 6' SIDEWALK 30' R55' ADA RAMP (TYP) ADA RAMP (TYP) 45' 18' (TYP.) 9' (TYP.) 9' (TYP.) REFER TO R-SERIES FORDRIVEWAY PLANS R30' R30' FEMA 100-YR FLOODPLAIN EXISTING STREAM LOCATION FEMA 100-YR FLOODPLAIN 20' WIDE PROPOSED SANITARY SEWER EASEMENT WIDTH SITE LIMITS EXISTING 20' WIDE SANITARY SEWER EASEMENT FEMA FLOODWAY LOD WETLANDS - TEMPORARY, PERMANENT CONVERSION WETLANDS IMPACT LEGEND LIMITS OF DISTURBANCE EXISTING WETLANDS EXISTING CONTOUR FEMA FLOODWAY FEMA 100-YR FLOODPLAIN STREAMS - TEMPORARY FEMA 100-YR FLOODPLAIN FEMA 100-YR FLOODPLAIN EXISTING STREAM LOCATION JOB NO. SHEET NO. SCALE DESIGNED BY CHECKED BY DA T E DRAWN BY DATE RE V I S I O N D E S C R I P T I O N YO U R V I S I O N A C H I E V E D T H R O U G H O U R S . 54 1 0 T r i n i t y R o a d , S u i t e 1 0 2 | R a l e i g h , N C 2 7 6 0 7 TE L 9 1 9 . 8 6 6 . 4 9 5 1 F A X 9 1 9 . 8 3 3 . 8 1 2 4 w w w . t i m m o n s . c o m TH I S D R A W I N G P R E P A R E D A T T H E RA L E I G H O F F I C E 02-05-24 GO R D O N R O A D F I R E S T A T I O N WI L M I N G T O N , N O R T H C A R O L I N A 56398 AS SHOWN W ALTMAN W ALTMAN W ALTMAN NA D 8 3 0 SCALE 1"=400' 800'400' OV E R A L L S I T E P L A N S H E E T EX0.1 SITE DATA TABLE TOTAL SITE ACREAGE 2.77 ACRES TOTAL LOD ACREAGE 5.31 ACRES TOTAL WETLAND ACREAGE ON-SITE 0.00 ACRES TOTAL WETLAND ACREAGE(OFFSITE, WITHIN LOD) 0.120 ACRES TOTAL STREAM ACREAGE ON-SITE 0.00 ACRES TOTAL STREAM ACREAGE(OFFSITE, WITHIN LOD) 0.001 ACRES JOB NO. SHEET NO. SCALE DESIGNED BY CHECKED BY DA T E DRAWN BY DATE RE V I S I O N D E S C R I P T I O N YO U R V I S I O N A C H I E V E D T H R O U G H O U R S . 54 1 0 T r i n i t y R o a d , S u i t e 1 0 2 | R a l e i g h , N C 2 7 6 0 7 TE L 9 1 9 . 8 6 6 . 4 9 5 1 F A X 9 1 9 . 8 3 3 . 8 1 2 4 w w w . t i m m o n s . c o m TH I S D R A W I N G P R E P A R E D A T T H E RA L E I G H O F F I C E 02-05-24 GO R D O N R O A D F I R E S T A T I O N WI L M I N G T O N , N O R T H C A R O L I N A 56398 AS SHOWN W ALTMAN W ALTMAN W ALTMAN IM P A C T M A P T A B L E EX1.0 SAN SAN SAN W W W W W W LO D LO D LO D LO D LO D LO D LO D LO D SA N SA N SA N SA N FEMA 100-YR FLOODPLAIN S EXISTING STREAM LOCATION FEMA 100-YR FLOODPLAIN 20' WIDE PROPOSED SANITARY SEWER EASEMENT WIDTH EXISTING 20' WIDE SANITARY SEWER EASEMENT FEMA FLOODWAY LOD WETLANDS - TEMPORARY, PERMANENT CONVERSION WETLANDS IMPACT LEGEND LIMITS OF DISTURBANCE EXISTING WETLANDS EXISTING CONTOUR FEMA FLOODWAY FEMA 100-YR FLOODPLAIN STREAMS - TEMPORARY FEMA 100-YR FLOODPLAIN FEMA 100-YR FLOODPLAIN EXISTING STREAM LOCATION JOB NO. SHEET NO. SCALE DESIGNED BY CHECKED BY DA T E DRAWN BY DATE RE V I S I O N D E S C R I P T I O N YO U R V I S I O N A C H I E V E D T H R O U G H O U R S . 54 1 0 T r i n i t y R o a d , S u i t e 1 0 2 | R a l e i g h , N C 2 7 6 0 7 TE L 9 1 9 . 8 6 6 . 4 9 5 1 F A X 9 1 9 . 8 3 3 . 8 1 2 4 w w w . t i m m o n s . c o m TH I S D R A W I N G P R E P A R E D A T T H E RA L E I G H O F F I C E 02-05-24 GO R D O N R O A D F I R E S T A T I O N WI L M I N G T O N , N O R T H C A R O L I N A 56398 AS SHOWN W ALTMAN W ALTMAN W ALTMAN NA D 8 3 0 SCALE 1"=100' 200'100' INSET 1 INSET 2 OV E R A L L I M P A C T M A P EX1.1 IMPACT 1 IMPACT 2 IMPACT 3 W W W W LO D LO D LO D LO D LO D LO D SA N SA N SA N 1.2 5 " F O R C E M A I N 1 - WETLAND IMPACT 15.4 SF (0.0004 AC) (TEMPORARY, PERMANENT CONVERSION) 2 - WETLAND IMPACT 6565 SF (0.15 AC) (TEMPORARY, PERMANENT CONVERSION) 20' WIDE PROPOSED SANITARY SEWER EASEMENT LODWETLANDS - TEMPORARY, PERMANENT CONVERSION WETLANDS IMPACT LEGEND LIMITS OF DISTURBANCE EXISTING WETLANDS EXISTING CONTOUR FEMA FLOODWAY FEMA 100-YR FLOODPLAIN STREAMS - TEMPORARY EXISTING STREAM LOCATION JOB NO. SHEET NO. SCALE DESIGNED BY CHECKED BY DA T E DRAWN BY DATE RE V I S I O N D E S C R I P T I O N YO U R V I S I O N A C H I E V E D T H R O U G H O U R S . 54 1 0 T r i n i t y R o a d , S u i t e 1 0 2 | R a l e i g h , N C 2 7 6 0 7 TE L 9 1 9 . 8 6 6 . 4 9 5 1 F A X 9 1 9 . 8 3 3 . 8 1 2 4 w w w . t i m m o n s . c o m TH I S D R A W I N G P R E P A R E D A T T H E RA L E I G H O F F I C E 02-05-24 GO R D O N R O A D F I R E S T A T I O N WI L M I N G T O N , N O R T H C A R O L I N A 56398 AS SHOWN W ALTMAN W ALTMAN W ALTMAN 0 SCALE 1"=30' 60'30' NA D 8 3 CONSTRUCTION SEQUENCE: 1.CONTRACTOR SHALL NOTIFY WILMINGTON 48-HRS IN ADVANCE OF START OF WORK DURING A PERIOD OF TIME WITH NO RAIN IN THE FORECAST 2.PRIOR TO START OF WORK, CONTRACTOR SHALL HAVE ALL MATERIALS AND EQUIPMENT ON-SITE. FOR UTILITY CROSSINGS WITH CASINGS, THE CARRIER PIPE SHALL BE INSTALLED WITHIN THE CASING PIPE PRIOR TO ANY OPEN CUT ACTIVITIES 3.CONTRACTOR SHALL RESTORE THE WETLAND AREAS WITH TEMPORARY IMPACT OR PERMANENT CONVERSION IMPACT TO PRE-CONSTRUCTION CONTOURS AND PLANT AN APPROPRIATE WETLAND OR RIPARIAN SEED MIX. INSET 1 IM P A C T M A P S EX1.2 LODWETLANDS - TEMPORARY, PERMANENT CONVERSION WETLANDS IMPACT LEGEND LIMITS OF DISTURBANCE EXISTING WETLANDS EXISTING CONTOUR FEMA FLOODWAY FEMA 100-YR FLOODPLAIN STREAMS - TEMPORARY EXISTING STREAM LOCATION SAN W W W W S LO D LO D LO D LO D LO D LO D SA N SA N SA N S 29 + 0 0 29+ 5 0 30+ 0 0 30 + 5 0 31+ 0 0 3 1 + 5 0 3 2 + 0 0 EXISTING STREAM LOCATION 3 - STREAM IMPACT 440 SF (0.01 AC) 21 LF (TEMPORARY) FEMA FLOODWAY 2 - WETLAND IMPACT 5052 SF (0.12 AC) (TEMPORARY, PERMANENT CONVERSION) 20' WIDE PROPOSED SANITARY SEWER EASEMENT FEMA FLOODWAY EXISTING 20' WIDE SANITARY SEWER EASEMENT5 10 15 20 25 5 10 15 20 25 1 7 . 7 1 7 . 6 1 7 . 6 1 7 . 6 1 6 . 7 1 6 . 7 1 8 . 6 1 7 . 7 17 . 7 4 17 . 5 6 17 . 5 7 17 . 5 7 16 . 7 2 16 . 6 6 18 . 6 3 17 . 6 9 30+00 30+50 31+00 31+50 32+00 M H 1 S T A 3 1 + 8 0 . 4 1 T O P 1 7 . 7 0 IN V O U T 8 . 2 7 ( P I P E 1 ) EXISTING GRADE 3' MIN. COVER STREAM LOCATION TOP OF BANK TOP OF BANK 1.25" PVC FORCE MAIN JOB NO. SHEET NO. SCALE DESIGNED BY CHECKED BY DA T E DRAWN BY DATE RE V I S I O N D E S C R I P T I O N YO U R V I S I O N A C H I E V E D T H R O U G H O U R S . 54 1 0 T r i n i t y R o a d , S u i t e 1 0 2 | R a l e i g h , N C 2 7 6 0 7 TE L 9 1 9 . 8 6 6 . 4 9 5 1 F A X 9 1 9 . 8 3 3 . 8 1 2 4 w w w . t i m m o n s . c o m TH I S D R A W I N G P R E P A R E D A T T H E RA L E I G H O F F I C E 02-05-24 GO R D O N R O A D F I R E S T A T I O N WI L M I N G T O N , N O R T H C A R O L I N A 56398 AS SHOWN W ALTMAN W ALTMAN W ALTMAN0 SCALE 1"=40' 80'40' NA D 8 3 INSET 2 IM P A C T M A P P R O F I L E EX1.3 PROFILE SCALE 0 0 40 4 CONSTRUCTION SEQUENCE: 1.CONTRACTOR SHALL NOTIFY WILMINGTON 48-HRS IN ADVANCE OF START OF WORK DURING A PERIOD OF TIME WITH NO RAIN IN THE FORECAST 2.PRIOR TO START OF WORK, CONTRACTOR SHALL HAVE ALL MATERIALS AND EQUIPMENT ON-SITE. FOR UTILITY CROSSINGS WITH CASINGS, THE CARRIER PIPE SHALL BE INSTALLED WITHIN THE CASING PIPE PRIOR TO ANY OPEN CUT ACTIVITIES 3.CONTRACTOR SHALL RESTORE THE WETLAND AREAS WITH TEMPORARY IMPACT OR PERMANENT CONVERSION IMPACT TO PRE-CONSTRUCTION CONTOURS AND PLANT AN APPROPRIATE WETLAND OR RIPARIAN SEED MIX. JOB NO. SHEET NO. SCALE DESIGNED BY CHECKED BY DA T E DRAWN BY DATE RE V I S I O N D E S C R I P T I O N YO U R V I S I O N A C H I E V E D T H R O U G H O U R S . 54 1 0 T r i n i t y R o a d , S u i t e 1 0 2 | R a l e i g h , N C 2 7 6 0 7 TE L 9 1 9 . 8 6 6 . 4 9 5 1 F A X 9 1 9 . 8 3 3 . 8 1 2 4 w w w . t i m m o n s . c o m TH I S D R A W I N G P R E P A R E D A T T H E RA L E I G H O F F I C E 02-05-24 GO R D O N R O A D F I R E S T A T I O N WI L M I N G T O N , N O R T H C A R O L I N A 56398 AS SHOWN W ALTMAN W ALTMAN W ALTMAN NO T E S EX1.4 CONSTRUCTION SEQUENCE: 1.CONTRACTOR SHALL NOTIFY WILMINGTON 48-HRS IN ADVANCE OF START OF WORK DURING A PERIOD OF TIME WITH NO RAIN IN THE FORECAST 2.PRIOR TO START OF WORK, CONTRACTOR SHALL HAVE ALL MATERIALS AND EQUIPMENT ON-SITE. FOR UTILITY CROSSINGS WITH CASINGS, THE CARRIER PIPE SHALL BE INSTALLED WITHIN THE CASING PIPE PRIOR TO ANY OPEN CUT ACTIVITIES 3.CONTRACTOR SHALL RESTORE THE WETLAND AREAS WITH TEMPORARY IMPACT OR PERMANENT CONVERSION IMPACT TO PRE-CONSTRUCTION CONTOURS AND PLANT AN APPROPRIATE WETLAND OR RIPARIAN SEED MIX. STEP 3STEP 2 CONSTRUCTION SEQUENCE STEP 1 (PERIMETER CONTROLS) 1.PRIOR TO CLEARING TREES, GRUBBING, OR DISTURBING THE SITE, CLEAR A 15' WIDE STRIP OF TREES AND INSTALL DOUBLE ROW OF SILT FENCE AND A REINFORCED SILT FENCE OUTLET ALONG THE TOP OF NORTHERN STREAM BANK. DO NOT CROSS OR IMPACT THE STREAM. 2.ENTER THE SITE CLEAR A 15' WIDE STRIP OF TREES AND INSTALL DOUBLE ROW OF SILT FENCE AND A REINFORCED SILT FENCE OUTLET ALONG THE TOP OF SOUTHERN STREAM BANK. DO NOT CROSS OR IMPACT THE STREAM. 3.CONTACT THE CIVIL ENGINEER FOR AN INSPECTION OF THE INSTALLED SILT FENCE AND WHEN APPROVED, INSTALL THE REMAINING EROSION CONTROL MEASURES SHOWN IN CONSTRUCTION SEQUENCE STEP 2 AND 3. 4.STABILIZE DISTURBED GROUND WITH TEMPORARY SEEDING AND TEMPORARY SLOPE LININGS DAILY. 5.COORDINATE WITH CIVIL ENGINEER ONCE CENTERLINE OF STREAM AND ALIGNMENT OF CULVERTS ARE CONFIRMED PRIOR TO INSTALLATION. 6.INSTALL COFFER DAM AND PUMP WATER AROUND THE WORK AREA. 7.COORDINATE WITH NCDEQ TO INSPECT PUMP PASS-AROUND DEVICES. 1.APPROACH STREAM AND REPLACE CULVERT BEDDING SOILS WITH STRUCTURAL FILL AND COMPACT SOIL TO 95%. COORDINATE WITH OWNER'S GEOTECHNICAL TESTING AGENCY. 2.INSTALL CULVERT PIPE 1 IN THE DRY. (DURING INSTALLATION OF THE CULVERT, EXPOSED AREAS NOT BEING WORKED SHOULD BE STABILIZED.) 3.FILL OVER PIPE 1 TO ELEVATION 273 AND INSTALL RIPRAP. KEEP STREAM FLOWING. 4.SURVEY THE EXISTING NORMAL STREAMBED ELEVATIONS AT THE UPSTREAM AND DOWNSTREAM ENDS OF THE PERMANENT CULVERT PIPE. RECORD THESE ELEVATIONS FOR FUTURE REFERENCE. 5.STABILIZE DISTURBED GROUND WITH TEMPORARY SEEDING AND TEMPORARY SLOPE LININGS DAILY. 1.GRADE STREAM CHANNEL SUCH THAT STREAM WATER IS DIVERTED INTO PIPE 1. 2.KEEP PORTION OF COFFER DAM IN PLACE FOR ADDITIONAL SUPPORT OF PIPE 1 IF NEEDED. 3.REPLACE CULVERT BEDDING SOILS WITH STRUCTURAL FILL AND COMPACT SOIL TO 95%. COORDINATE WITH OWNER'S GEOTECHNICAL TESTING AGENCY. 4.INSTALL PIPE 2 IN THE DRY. (DURING INSTALLATION OF THE CULVERT, EXPOSED AREAS NOT BEING WORKED SHOULD BE STABILIZED.) 5.DO NOT DISTURB BEYOND 5LF OF THE RIPRAP PADS (STREAM BED IMPACTS SHALL ONLY BE WITHIN THE LIMITS AUTHORIZED BY THE NATIONWIDE PERMIT). 6.INSTALL ROAD AND REMAINING INFRASTRUCTURE. 7.INSTALL ADDITIONAL EROSION CONTROL DEVICES AS REQUIRED DURING CONSTRUCTION. 8.STABILIZE DISTURBED GROUND WITH TEMPORARY SEEDING AND TEMPORARY SLOPE LININGS DAILY. JOB NO. SHEET NO. SCALE DESIGNED BY CHECKED BY DA T E DRAWN BY DATE RE V I S I O N D E S C R I P T I O N YO U R V I S I O N A C H I E V E D T H R O U G H O U R S . 54 1 0 T r i n i t y R o a d , S u i t e 1 0 2 | R a l e i g h , N C 2 7 6 0 7 TE L 9 1 9 . 8 6 6 . 4 9 5 1 F A X 9 1 9 . 8 3 3 . 8 1 2 4 w w w . t i m m o n s . c o m TH I S D R A W I N G P R E P A R E D A T T H E RA L E I G H O F F I C E 02-05-24 GO R D O N R O A D F I R E S T A T I O N WI L M I N G T O N , N O R T H C A R O L I N A 56398 AS SHOWN W ALTMAN W ALTMAN W ALTMAN PU M P A R O U N D D E T A I L EX1.5