SW5210301_SuppEZ-2020-Version-2.1.3-Signed_20210426

SUPPLEMENT-EZ COVER PAGE
LOAD SUPPLEMENT FORMS
PROJECT INFORMATION
1 1Proiect Name
2 Project Area ac
3 Coastal Wetland Area ac
4 Surface Water Area ac
5 Is this project High or Low Density?
6 Does this protect use an off -site SCM?
NCCU-School of Business
2.5
0
0
High
No
COMPLIANCE WITH 02H .1003(4)
7
Width of ve etated setbacks provided feet
N/A
8
Will the vegetated setback remain vegetated?
N/A
9
If BUA is proposed in the setback, does it meet NCAC 02H.1003 4 c-d ?
I N/A
10
1 Is streambank stabilization proposed on this project?
I No
NUMBER AND TYPE OF SCMs:
11
Infiltration S stem
12
Bioretention Cell
13
Wet Pond
1
14
Stormwater Wetland
15
Permeable Pavement
16
Sand Filter
17
Rainwater Harvesting RWH
18
Green Roof
19
Level Spreader -Filter Strip LS-FS
20
Disconnected Impervious Surface DIS
21
Treatment Swale
22
Dry Pond
23
StormFilter
24
Silva Cell
25
JBayfilter
26
IFilterra
LOAD SUPPLEMENT FORMS
DESIGNER CERTIFICATION
27
Name and Title:
Richard Butt,P.E., Director of Civil Engineering
28
Or anization:
John Davenport Engineering, Inc.
29
Street address:
119 Brookstown Avenue, Suite PH
30
City, State, Zip:
Winston-Salem, NC 27106
31
Phone numbers :
336 744-1636
32
Email:
[e-mail]
Certification Statement:
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.
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283 9
Richard Butt, P.E., LEED AP
Signature of Designer
4-12-2021
Date

DRAINAGE AREAS
1
Is this a high density project?
Yes
2
If so, number of drainage areas/SCMs
1
3
Does this roiect have low densit areas?
No
4
F5
If so, number of low densitydrainage areas
0
Is all/part of this project subject to previous rule
versions?
No
FORMS LOADED
AREA INFORMATION
Entire Site
1
4
Type of SCM
Wet Pond
5
Total drainage area (sq ft)
108830
6
Onsite drainage area (sq ft
108830
7
Offsite drainage area (sq ft)
0
8
Total BUA in project (sq ft)
48796 sf
9permitting)
New BUA on subdivided lots (subject to
s ft
sf
10
New BUA not on subdivided lots (subject to
permitting) (sf)
19350 sf
11
Offsite BUA (sq ft
sf
12
1 Breakdown of new BUA not on subdivided lots:
Parking (sq ft
10915 sf
Sidewalk (sq ft
8294 sf
Roof (sq ft
25457 sf
Roadway s ft
sf
Future (sq ft
sf
Other, please specify in the comment box
below (sq ft)
4130 sf
13
New infiltrating permeable pavement on
subdivided lots (sq ft
sf
14
New infiltrating permeable pavement not on
subdivided lots (sq ft
sf
15permitting)
Existing BUA that will remain (not subject to
s ft
sf
16
Existina BUA that is already permitted (sq ft
sf
17
Existing BUA that will be removed (sq ft
sf
18
Percent BUA
45 0
19
Design storm inches
7.2 in
20
Design volume of SCM cu ft
5995 cf
21
lCalculation method for design volume
SCS Method
ADDITIONAL INFORMATION
22
Please use this space to provide any additional information about the
drainage area(s):
Other space is compacted gravel mechanical yard.
/A/