SW6210904_Supplement-EZ Form_20230803

DRAINAGE AREAS
1 Is this a high density project? Yes
2 If so,number of drainage areas/SCMs _ 2
3 Does this project have low density areas? _ Yes
4 If so,number of low density drainage areas _ 1
Is all/part of this project subject to previous rule
5 versions? No
FORMS LOADED
DRAINAGE AREA INFORMATION Entire Site 1 2 LD 1
4 Type of SCM Wet Pond(#3) Wet Pond(#4) Dispersed Flow_
5 Total drainage area(sq ft) 5308738 1237103 2324098 1747537
6 Onsite drainage area(sq ft) 5078447 1237103 2093913 1747431
7 Offsite drainage area(sq ft) 230291 230185 106
8 Total BUA in project(sq ft) 1853039 624828 sf 1018520 sf 209691 sf
New BUA on subdivided lots(subject to
9 permitting)(sq ft) 1021301 342765 sf 584839 sf 93697 sf
New BUA not on subdivided lots(subject to
10 permitting)(sf) 792824 sf 282063 sf 394858 sf 115903 sf
11 Offsite BUA(sq ft) 38913 sf 38822 sf 91 sf
12 Breakdown of new BUA not on subdivided lots:
-Parking(sq ft)
-Sidewalk(sq ft) 123910 43736 sf 72495 sf 7679 sf
-Roof(sq ft)
-Roadway(sq ft) 423986 146903 sf 247897 sf 29186 sf
-Future(sq ft) 148762 22911 sf 74466 sf 51385 sf
-Other,please specify in the comment box
below(sq ft) 96166 68513 sf 27653 sf
New infiltrating permeable pavement on
13 subdivided lots(sq ft)
New infiltrating permeable pavement not on
14 subdivided lots(sq ft)
Existing BUA that will remain(not subject to
15 permitting)(sq ft)
16 Existing BUA that is already permitted(sq ft)
17 Existing BUA that will be removed(sq ft)
18 Percent BUA 35% 51% 44% 12%
19 Design storm(inches) 1.0 in 1.0 in
20 Design volume of SCM(cu ft) 52016 cf 82202 cf
21 Calculation method for design volume Simple Method Simple Method
ADDITIONAL INFORMATION
Please use this space to provide any additional information about the
22 drainage area(s):
Other includes BUA at the amenity area.