SW6200301_3.SuppEZ_20200721

SUPPLEMENT-EZ COVER PAGE
FORMS LOADED
1 Project Name FORT BRAGG WILLOW LAKES RECREATION AREA
2 Project Area (ac)37
3 Coastal Wetland Area (ac)0
4 Surface Water Area (ac)0
5 Is this project High or Low Density?Low
6 Does this project use an off-site SCM?No
7 Width of vegetated setbacks provided (feet)30
8 Will the vegetated setback remain vegetated?Yes
9 Is BUA other that as listed in .1003(4)(c-d) out of the setback?Yes
10 Is streambank stabilization proposed on this project?No
11 Infiltration System 0
12 Bioretention Cell 0
13 Wet Pond 0
14 Stormwater Wetland 0
15 Permeable Pavement 0
16 Sand Filter 0
17 Rainwater Harvesting (RWH)0
18 Green Roof 0
19 Level Spreader-Filter Strip (LS-FS)0
20 Disconnected Impervious Surface (DIS)0
21 Treatment Swale 0
22 Dry Pond 0
23 StormFilter 0
24 Silva Cell 0
25 Bayfilter 0
26 Filterra 0
FORMS LOADED
27 Name and Title:Mike Wyre, PE
28 Organization:Lose Design
29 Street address:2809 Foster Ave.
30 City, State, Zip:Nashville, TN 37210
31 Phone number(s):615-242-0040
32 Email:[e-mail]
Certification Statement:

Designer
______________________________________________
Signature of Designer
______________________________________________
Date

I certify, under penalty of law that this Supplement-EZ form and all supporting information were prepared under my direction or
supervision; that the information provided in the form is, to the best of my knowledge and belief, true, accurate, and complete; and
that the engineering plans, specifications, operation and maintenance agreements and other supporting information are consistent
with the information provided here.
PROJECT INFORMATION
NUMBER AND TYPE OF SCMs:
DESIGNER CERTIFICATION
COMPLIANCE WITH 02H .1003(4)
Seal
DRAINAGE AREAS
1 Is this a high density project?No
2 If so, number of drainage areas/SCMs 0
3
Is all/part of this project subject to previous rule
versions?No
FORMS LOADED
Entire Site
4 Type of SCM LOW DENSITY
5 Total BUA in project (sq ft)185805 sf
6
New BUA on subdivided lots (subject to
permitting) (sq ft)NA
7
New BUA outside of subdivided lots (subject to
permitting) (sf)156367 sf
8 Offsite - total area (sq ft)NA
9 Offsite BUA (sq ft)NA
10 Breakdown of new BUA outside subdivided lots:
- Parking (sq ft)59055 sf
- Sidewalk (sq ft)94960 sf
- Roof (sq ft)2352 sf
- Roadway (sq ft)
- Future (sq ft)

- Other, please specify in the comment box
below (sq ft)
11
New infiltrating permeable pavement on
subdivided lots (sq ft)NA
12
New infiltrating permeable pavement outside of
subdivided lots (sq ft)NA
13
Exisitng BUA that will remain (not subject to
permitting) (sq ft)31790 sf
14 Existing BUA that is already permitted (sq ft)8831 sf
15 Existing BUA that will be removed (sq ft)117612 sf
16 Percent BUA 12%
17 Design storm (inches)7.91 in
18 Design volume of SCM (cu ft)NA
19 Calculation method for design volume NA
20
DRAINAGE AREA INFORMATION
ADDITIONAL INFORMATION
Please use this space to provide any additional information about the
drainage area(s):
LOW DENSITY
1 Yes
2 Yes
3 Yes
4 3
5 No
6 No
7
8
9
10
11 No
12 Yes
13 Yes
14 No
15
Are variations to rule .1003 proposed?
Have stormwater outlets been designed to prevent downslope erosion?
Is stormwater released at the edge of the setback as dispersed flow?
Please use this space to provide any additional information about this low density project:
Does project maximize dispersed flow and minimize channelization of flow?
Is project below density thresholds set forth in the applicable stormwater rule?
DESIGN REQUIREMENTS FOR LOW DENSITY PROJECTS FROM 02H .1003
ADDITIONAL INFORMATION
Has the use of piping been minimized per .1003(2)(c)?
Are treatment swales used instead of curb outlet swales?
Minimum length of curb outlet swale(s) (feet)
Maximum side slope of curb outlet swale(s) (H:V)
Bottom width of curb outlet swale(s) (feet)
Maximum longitudinal slope of curb outlet swale(s) (%)
Are curb outlet swales proposed?
Maximum velocity in the vegetated conveyances during the 10-year storm?
Side slopes of the vegetated conveyances (H:V)