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HomeMy WebLinkAboutSW8040938_COMPLIANCE_20041204STORMWATER DIVISION CODING SHEET POST -CONSTRUCTION PERMITS PERMIT NO. SW gf:1/9g2�'? DOC TYPE ❑ CURRENT PERMIT ❑ APPROVED PLANS ❑ HISTORICAL FILE COMPLIANCE EVALUATION INSPECTION DOC DATE 2Z2�4 YYYYMMDD NC DENR - DIVISON OF WATER QUALITY Alphabetic List of NC Waterbodies WHITE OAK RIVER BASIN Name of Stream Subbasin Stream Index Number Map Number Class Allen Slough WOK03 20-36-13-2 I32NW4 SA;HQW Alligator Bay WOK02 19-39-3 I29SW9 SA;ORW Alligator Creek WOK03 21-22-2 H32SW4 SA;HQW Annis Run WOK04 21-35-7-3-2 H33SE1 SA;HQW Archer Creek (Piney Cr.) WOK03 20-36-5 I30NE6 SA;ORW Atlantic Ocean WOK01 99-(4) I30NE7 SB Atlantic Ocean WOK02 99-(4) I30sw1 SB Atlantic Ocean WOK03 99-(4) I32NW6 SB Atlantic Ocean WOK05 99-(4) H33NES SB Bachelors Delight Swamp WOK02 19-5 H29SW1 C;NSW Back Sound WOK03 21-35-(0.5) I32NE5 -SA;HQW Back Sound WOK04 21-35-(0.5) I32NE5 SA;HQW Back Sound WOK05 21-35-(0.5) I32NE5 SA;HQW Back Sound WOK04 21-35-(1.5) I32NE4 SA;ORW Back Sound WOK05 21-35-(1.5) I32NE4 SA;ORW Bald Hill Bay WOK05 21-35-4 I32NE5 SA;ORW Banks Channel WOKO1 19-41-6 I30SW1 SA;HQW Banks Channel WOK02 19-41-6 I30SW1 SA;HQW Barden Inlet WOKO5 21-35-7-38 I32NE9 SA;ORW Barnes Branch WOKO1 20-3-1 H29NW9 C Bear Creek WOK01 19-41-10 130SW2 SA;HQW Bear Creek WOKO1 19-41-11 I29NE9 SA;HQW Bear Inlet WOKO1 19-41-13 I30SW2 SA;HQW Bear Island ORW Area WOK01 19-41-18 130SW2 SA;ORW Bear Prong WOK02 19-4-2 H29NW7 C;NSW Bearhead Creek WOK02 19-20-1 I29NE4 SB;NSW Beaverdam Creek WOK02 19-20-2 129NE4 SB;NSW Bell Creek WOK03 21-24-2 H32SW8 SA;HQW Bell Swamp WOK01 19-41-16-1 130NW4 SA;HQW Big Creek WOK03 21-20 H32SW7 SA;HQW Big Ramhorn Branch WOK03 21-4 H31SWG C Biglins Creek WOK02 19-39-4-1-1 I29SW9 SA;HQW Billys Branch WOK03 21-16-3 H31SE5 C Black Creek (Mill Pond) WOK03 21-16 H31SE8 C Black Swamp Creek WOK01 20-9 H30SW2 C Blakes Branch WOK03 21-9-1 H31SW9 C Blinds Hammock Bay WOK05 21-35-6 I32NE9 SA;ORW Blue Creek WOK02 19-8 H28SE9 SC;NSW Boathouse Creek WOK01 20-31 I30NE4 SA;HQW Bogue Inlet WOKO1 19-41-17 I30NE7 SA;ORW Bogue Sound_ (Including Intracoastal Waterway to WOK03 20=36-(875) I31NW3" SA-HQW Beaufort Inlet) Bogue Sound (Including Intracoastal Waterway) WOK03 20-36-(0.5) I30NE7 SA;ORW Brett Bay WOK04 21-35-7-13 H33SW5 SA;ORW Brick Kiln Branch WOKO1 20-8 H30SW1 C Brinson Creek WOK02 19-12 I29NW1 SC;NSW Broad Creek WOK03 20-36-7 I31NW2 SA;HQW Broad Creek WOK04 21-35-7-10-4 H33NW9 SC Broad Creek WOK04 21-35-7-22-3 H33SW4 SA;ORW Brooks Creek WOK04 21-35-1-13 132NE1 SA;HQW Browns Creek WOKO1 19-41-8 I30SW1 SA;HQW Page 1 Of 8 INFILTRATION TRENCH ANALYSIS Filename G:IDATAIWPDATAIWQSIINTRENCH1040938 Project # 040938 Date Project Name Bell Cove Village - DA1 Reviewer Recvng Stream Bogue Sound Classification Drainage Basin White Oak Index # Site Area 3 acres Drainage Area Impervious Area Calculation Buildings 4,001 Parking/Asphalt 7,144 Concrete 2469 Existing Total :.; :. t:3614 Volume/Storage Calculation If Rational Method is used, place a 1 in this box Required Provided Design Storm RV Volume.to' 5tor6 Pipe Diameter Length Of a Single run of Pipe Number of Pipe Runs in Trench Storage In Piping Total Storage in Piping Cross -Sectional Area Of Pipe Runs Length Of Trench Width Of Trench Height Of Trench Cross -Sectional Area Of Trench Voids Volume, 40% Trench Volume per linear foot Minimum Trench length required Total Volume Provided Elevation Of Bottom Of Trench Elevation Of SHWT Overflow Elevation Exfiltration Rate / Drawdown Reported Hydraulic Conductivity Bottom Surface Area 14-Dec-04 Rhonda Hall SA;HQW 20-36-(8.5) 26532 SF 0.61 Acres Rational Cc (list C after each BUA) 1 Impervious= 51.3% Cc= 0.37 2 in 0.51 2263. CF Pipe Size 1 Pipe Size 2 Comments: Required volume, storage, and drawdown guidelines are met. 9 1811I4I11 3 Feet 83 Feet 2 1173 Cubic Feet 147 Cubic Feet 'IFeet Cubic Feet 15.03 Mean Sea Level 13 Mean Sea Level 18.53 Mean Sea Level 0.5 Cubic Feet Per Hour Per Sq Ft 1245 Square Feet 3 G < hours INFILTRATION TRENCH ANALYSIS Filename: G:IDATAIWPDATAIWQSIINTRENCH1040938 Project # 040938 Project Name Bell Cove Village - DA2 Recvng Stream Bogue Sound Drainage Basin White Oak Site Area 3 acres Impervious Area Calculation Buildings 4,632 Parking/Asphalt 17,277 Concrete 4774 Existing 1024 Total .................... :<>27:707 Volume/Storage Calculation If Rational Method is used, place a 1 in this box Required Provided Design Storm RV Volume to':: ore Pipe Diameter Length Of a Single run of Pipe Number of Pipe Runs in Trench Storage In Piping Total Storage in Piping Cross -Sectional Area Of Pipe Runs Length Of Trench Width Of Trench Height Of Trench Cross -Sectional Area Of Trench Voids Volume, 40% Trench Volume per linear foot Minimum Trench length required Total Volume Provided Elevation Of Bottom Of Trench Elevation Of SHWT Overflow Elevation Exfiltration Rafe/Drawdown Reported Hydraulic Conductivity Bottom Surface Area Date 14-Dec-04 Reviewer Rhonda Hall Classification SA;HQW Index # 20-36-(8.5) Drainage Area 35520 SF 0.82 Acres Rational Cc (list C after each BUA) 1 % Impervious= 78.0% Cc= 0.53 2 in 0.75 I452<' CF Pipe Size 1 I Pipe Size 2 Comments: Required volume, storage, and drawdown guidelines are met. 15.03 Mean Sea Level 13 Mean Sea Level 18.53 Mean Sea Level 0.5 Cubic Feet Per Hour Per Sq Ft 2373 Square Feet s:.....'.:.'..... 75', }lours INFILTRATION TRENCH ANALYSIS Filename: G:IDATAIWPDATAIWQSIINTRENCH1040938 Project # 040938 Project Name Bell Cove Village - DA3 Recvng Stream Bogue Sound Drainage Basin White Oak Site Area 3 acres Impervious Area Calculation Buildings 2,457 Parking/Asphalt 17,335 Concrete 3319 Existing 822 Total `23933€ Volume/Storage Calculation If Rational Method is used, place a 1 in this box Required Provided Design Storm RV ........................................ V.o[ i€rne �o>'Sfofe Pipe Diameter Length Of a Single run of Pipe Number of Pipe Runs in Trench Storage In Piping Total Storage in Piping Cross -Sectional Area Of Pipe Runs Length Of Trench Width Of Trench Height Of Trench Cross -Sectional Area Of Trench Voids Volume, 40% Trench Volume per linear foot Minimum Trench length required Total Volume Provided Elevation Of Bottom Of Trench Elevation Of SHWT Overflow Elevation Exfiltration Rate / Drawdown Reported Hydraulic Conductivity Bottom Surface Area Date 14-Dec-04 Reviewer Rhonda Hall Classification SA;HQW Index # 20-36-(8.5) Drainage Area 28530 SF 0.65 Acres Rational Cc (list C after each BUA) 1 % Impervious= 83.9% Cc-- 0.64 2 in 0.80 3.8.2,51 CF Pipe Size I Pipe Size 2 3 Feet 97 Feet 3 0 2057 Cubic Feet Comments: Required volume, storage, and drawdown guidelines are met. €`<2057> Cubic Feet 15 Mean Sea Level 13 Mean Sea Level 18.5 Mean Sea Level 0.5 Cubic Feet Per Hour Per Sq Ft 2037 Square Feet ...................3.7 hours INFILTRATION TRENCH ANALYSIS Filename G:IDATAIWPDATAIWQSIINTRENCH1040938 Project # 040938 Date Project Name Bell Cove Village - DA4 Reviewer Recvng Stream Bogue Sound Classification Drainage Basin White Oak Index # Site Area 3 acres Drainage Area Impervious Area Calculation Buildings 7,747 Parking/Asphalt 8,930 Concrete 1910 Existing 0 Total 18587 VolumelStorage Calculation If Rational Method is used, place a 1 in this box 0 Required Design Storm RV Provided Pipe Diameter Length Of a Single run of Pipe Number of Pipe Runs in Trench Storage In Piping Total Storage in Piping Cross -Sectional Area Of Pipe Runs Length Of Trench Width Of Trench Height Of Trench Cross -Sectional Area Of Trench Voids Volume, 40% Trench Volume per linear foot Minimum Trench length required Total Volume Provided Elevation Of Bottom Of Trench Elevation Of SHWT Overflow Elevation Exfiltration Rate / Drawdown Reported Hydraulic Conductivity Bottom Surface Area ©rAvvEiow .Time 14-Dec-04 Rhonda Hall SA;HQW 20-36-(8.5) 21656 SF 0.50 Acres Rational Cc (list C after each BUA) 1 % Impervious-- 85.8% Cc= 0.44 2 in 0.82 x6> CF Pipe Size 1 1 Pipe Size 2 Comments: Required volume, storage, and drawdown guidelines are met. 15.03 Mean Sea Level 13 Mean Sea Level 18.53 Mean Sea Level 0.5 Cubic Feet Per Hour Per Sq Ft 1620 Square Feet 1 6S:'> hours INFILTRATION TRENCH ANALYSIS Filename: G:IDATAIWPDATAIWQSIINTRENCH1040938 Project # 040938 Project Name Bell Cove Village - DA5 Recvng Stream Bogue Sound Drainage Basin White Oak Site Area 3 acres Impervious Area Calculation Buildings 2,500 Parking/Asphalt 5,513 Concrete 695 Existing 0 Total Volume/Storage Calculation If Rational Method is used, place a 1 in this box 0 Required Design Storm RV Provided Pipe Diameter Length Of a Single run of Pipe Number of Pipe Runs in Trench Storage In Piping Total Storage in Piping Cross -Sectional Area Of Pipe Runs Length Of Trench Width Of Trench Height Of Trench Cross -Sectional Area Of Trench Voids Volume, 40% Trench Volume per linear foot Minimum Trench length required Total Volume Provided Elevation Of Bottom Of Trench Elevation Of SHWT Overflow Elevation Exfiltration Rate / Drawdown Reported Hydraulic Conductivity Bottom Surface Area Date 14-Dec-04 Reviewer Rhonda Hall Classification SA;HQW Index # 20-36-(8.5) Drainage Area 10254 SF 0.24 Acres Rational Cc (list C after each BUA) % Impervious-- 84.9% Cc= 0.57 2 in 0.81 11392:1 CF Pipe Size 9 I Pipe Size 2 Comments: Required volume, storage, and drawdown guidelines are met. 15 Mean Sea Level 13 Mean Sea Level 18.5 Mean Sea Level 0.5 Cubic Feet Per Hour Per Sq Ft 765 Square Feet 54: hours