SW3240201_Supplement-EZ Form_20241021

DRAINAGE AREAS
1 Is this a high density project? Yes
2 If so,number of drainage areas/SCMs 1
3 Does this project have low density areas? No
4 If so,number of low density drainage areas 0
Is all/part of this project subject to previous rule
5 versions? No
FORMS LOADED
DRAINAGE AREA INFORMATION Entire Site 7
4 Type of SCM N/A WET POND 6
5 Total drainage area(sq ft) 1655280 1347311
6 Onsite drainage area(sq ft) 1655280 1347311
7 Offsite drainage area(sq ft) 0 0
8 Total BUA in project(sq ft) 791862 sf 791862 sf
New BUA on subdivided lots(subject to
9 permitting)(sq ft) 520000 sf 520000 sf
New BUA not on subdivided lots(subject to
10 permitting)(sf) 271862 sf 271862 sf
11 Offsite BUA(sq ft) sf sf
12 Breakdown of new BUA not on subdivided lots: 0 0
-Parking(sq ft) sf sf
-Sidewalk(sq ft) 47306 sf _ 47306 sf
-Roof(sq ft) sf _ sf
-Roadway(sq ft) 116029 sf _ 116029 sf
-Future(sq ft) sf _ sf
-Other,please specify in the comment box
below(sq ft) 108527 sf 108527 sf
New infiltrating permeable pavement on
13 subdivided lots(sq ft) sf sf
New infiltrating permeable pavement not on
14 subdivided lots(sq ft) sf sf
Existing BUA that will remain(not subject to
15 permitting)(sq ft) sf sf
16 Existing BUA that is already permitted(sq ft) sf sf
17 Existing BUA that will be removed(sq ft) sf sf
18 Percent BUA 48% _ 59%
19 Design storm(inches) 1.0 in 1.0 in
20 Design volume of SCM(cu ft) 88148 cf _ 88148 cf
21 Calculation method for design volume Simple Simple
ADDITIONAL INFORMATION
Please use this space to provide any additional information about the
22 drainage area(s):
For New BUA on subdivided lots,we are assuming a maximum of 5,000 SF of BUA
that includes the driveway portion within the subdivided lots.Cell 12(Other)=Curb&
Gutter AND driveway portion outside the subdivided lot.We are assuming a
maximum of 877 SF of BUA per lot for the driveway portion outside the subdivided
lots.