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HomeMy WebLinkAboutSW6191001_Supplement-EZ Form_20200728DRAINAGE AREAS 1 Is this a high density project? Yes 2 If so, number of drainage areaslSCMS 1 3 Is all/part of this project subject to previous rule versions? No FORMS LOADED DRAINAGE AREA INFORMATION Entire Site 4 Type of SCM Sand Filter 5 Total BUA in project s -W—J 1 96333 sf 6 New BUA on subdivided lots (subject to permitting) (sq ft 7permitting) New BUA outside of subdivided lots (subject to s 72000 sf 8 Offsite - total area (sq ft 9 Offsite BUA (sq ft 10 Breakdown of new BUA outside subdivided lots: - Parking (sq ft 24600 sf - Sidewalk (sq ft - Roof (sq it - Roadwa s fl 47400 sf - Future (sq ft - Other, please specify in the comment box below (sq ft 11 New infiltrating permeable pavement on subdivided lots (sq ft 12 New infiltrating permeable pavement outside of subdivided lots (sq ft 13 Exisitng BUA that will remain (not subject to 1 permitting)s ft 14 Existing BUA that is already permitted (sq ft 15 Existing BUA that will be removed (sq ft 16 Percent SUA 75% 17 Desi n storm inches 1 in 18 Design volume of SCM cu ft 5792 cf Simple Method for 19 1 Calculation method for design volume Runoff Volume ADDITIONAL INFORMATION NCDEQ Stormwater Manual Part B 20 Please use this space to provide any additional information about the drainage area(s): All parking aisle will be covered with gravel DRAINAGE AREA INFORMA71ON Entire Sfie 1 4 Type of SCM NIA 5 Total BUA from project (sq ft) 6 1995 rules SL 2006-246 2008 rules 2017 rules 7 New BUA on subdivided lots (subject to permitting) (sq ft) 1995 rules SL 2006-246 2008 rules 2017 rules 8 New BUA outside of subdivided lots (subject to permitting) (sf) 1995 rules SL 2006-246 2008 rules 2017 rules 9 Offsite - total area (sq ft) 1995 rules SL 2006-246 2008 rules 2017 rules 10 Offsite BUA (sq ft) 1995 rules SL 2006-246 2008 rules 2017 rules 11 Design storm (inches) 1995 rules SL 2006-246 2008 rules 2017 rules 12 Breakdown of new BUA: - Parking (sq ft - Sidewalks fl - Roof (sq ft Roadway s ft Future (sq ft Other, please specify in the comment box below (sq ft 13 New infiltrating permeable pavement on subdivided lots (sq tt 14 New infiltrating permeable pavement outside of subdivided lots (sq ft 15 Exisitng BUA that will remain (not subject to ermitting) (sq fl 16 Existing BUA that is already permitted (sq ft 17 Existing BUA that will be removed (sq ft 18 Percent BUA 19 1 Design volume of SCM cu ft 20 Calculation method for design volume ADDITIONAL INFORMATION 21 Please use this space to provide any additional information about the drainage area(s):