SW5100602_Supplement-EZ Form_20230526

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
5
Is all/part of this project subject to previous rule
versions?
No
FORMS LOADED
DRAINAGE AREA INFORMATION
Entire Site
1
4
Type of SCM
Wet Pond
5
Total drainage area (sq ft
442572
442572
6
Onsite drainage area (sq ft
442572
442572
7
Offsite drainage area (sq ft
0
0
8
Total BUA in project (sq ft
250795 sf
250795 sf
9permitting)
New BUA on subdivided lots (subject to
s ft
sf
sf
10permitting)
New BUA not on subdivided lots (subject to
sf
sf
sf
11
Offsite BUA (sq ft
sf
sf
12
Breakdown of new BUA not on subdivided lots:
- Parking (sq ft
89663 sf
89663 sf
- Sidewalk (sq ft
1115 sf
1115 sf
- Roof (sq ft
sf
sf
- Roadway s ft
sf
sf
- Future (sq ft
9763 sf
9763 sf
- Other, please specify in the comment box
below (sq ft
150254 sf
150254 sf
13
New infiltrating permeable pavement on
subdivided lots (sq ft
sf
sf
14
New infiltrating permeable pavement not on
subdivided lots (sq ft
sf
sf
15permitting)
Existing BUA that will remain (not subject to
s ft
na
na
16
Existing BUA that is already permitted (sq ft
17
Existing BUA that will be removed (sq ft
sf
sf
18
Percent BUA
22%
22%
19
Design storm inches
1.0 in
1.0 in
20
Design volume of SCM cu ft
20629 cf
20629 cf
21
Calculation method for design volume
Equation 2
Equation 2
ADDITIONAL INFORMATION
22
Please use this space to provide any additional information about the
drainage area(s):
"Other" includes the onsite buildings. "Future" was previously 41,688 in
2018 w/ 31,925 sf now (2023) being used for a parking lot expansion.