HomeMy WebLinkAboutSW6200902_PN80774 SOF SERE Resistance Training Complex - Supplement EZ_20200924SUPPLEMENT-EZ COVER PAGE
FORMS LOADED
PROJECT
INFORMATION
Project Name SOF SERE Resistance Training Complex
1
2
Project Area ac
6254 _
3
Coastal Wetland Area ac
0
4
Surface Water Area ac
0
5
Is this project High or Low Dens'
High
6
Does this project use an off -site SCM?
No
CO OLIANCE WITH 02H .1003(4)
7 Width of vegetated setbacks provided feet _ _ 100+
8 Will the vegetated setback remain vegetated? Yes
9 Is BUA other that as listed in .1 0034 c-d out of the setback? No
10 Is streambank stabilization proposed on this project? No
NUMBER
AND TYPE .,,ME
1 Infiltration System
0 g
11
12
Bioretention Cell
0
13
Wet Pond
2
14
Storrnwater Wetland
0
15
Permeable Pavement
0
16
Sand Fitter
0
17
Rainwater Harvesting RWH
0
18
lGreen Roof
0
19
Level Sp reader -Fitter 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
1 Bayfilter
0
26
Filterra
0
FORMS LOADED
rNEWQERTiFICATION_
Name and Title:
_ F. Michael Mayer, P.E. -�
Organization:
Mason 8 Hanger
Street address:
300 W. Vine Street, Suite 1300
City, State, Zip:
Lexington, KY 40507
Phone number(s):
(859j 252-9980
Email:
mike.mayer@masonandhanger.com
,Certification Statement:
I certify, under penalty of law that this Supplemept-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.
``,,1►1111l1111'
0.. 'Fess/o 9 i2-
•� SEAL
-�4
Signa ure of Desi
Date
Qt11tZo20
DRAINAGE AREAS
1
Is this a high densi IDOct?
Yes
2
If so, number of drainage areas/SCMs
2
3
Is all/part of this project subject to previous rule
versions?
'No
CLICK TO LOAD FORM
DRAINAGE
AREA INFORMATION Entire Site
ITYPe of SCM
JTotal BUA in project sq ft) 199440 sf
_. _..--_.__--
1
Wet Pond 1
123922 sf
4
5
New BUA on subdivided lots (subject to permitting)
6
(sq ft
New BUA outside of subdivided kits (subject to
7permitting)
s
199440sf
123922 sf
8
Offsite - total area ft
9
Offsite BUA (sq ft
10
Breakdown of new BUA outside subdivided lots:
- Parking (sq ft
31639 sf
31639 sf
- Sidewalk (sq ft
4105 sf
2877 sf
- Roof ft
32297 sf
17712 sf
- Roadwa [sq ft
24841 sf
11108 sf
- Future (sq ft
- Other, please specify in the comment box
below (sq ft
106558 sf
60586 sf
New infiltrating permeable pavement on
11
subdivided lots (sq ft
New infiltrating permeable pavement outside of
12
subdivided lots (sq ft
Exisitng BUA that will remain (not subject to
13permitting)
s ft
14
Existing BUA that is already permitted (sq ft
15
Existina BUA that will be removed (sq ft
16
Percent BUA 70%
67.5%
17
Design storm inches 1 in
1 in
18
Design volume of SCM (cu ft) 21912 c_f_
14358 cf
19
'Calculation method for design volume HTR
HTR
ADDITIONAL INFORMATION
Please use this space to provide any additional information about the
20
drainage areas :
The other
BUA is gravel training area, gravel landscape areas, mulch training
pits, concrete pads. The roadways and parking areas are gravel. Sidewalks
are concrete.
DRAINAGE
AREXINFORMATION
Entire Site 1
Wet Pond
199440 sf 123922 sf
4
Type of SCM
5
Total BUA from project (sq ft)
6
1995 rules
SL 2006-246
2008 rules
X
X
2017 rules _
New BUA on subdivided lots (subject to
7 permitting) (sq ft)
1995 rules
SL 2006-246
2008 rules
2017 rules
8
New BUA outside of subdivided lots (subject to
permitting) (sf)
1995 rules
SL 2006-246
123922 sf
2008 rules
2017 rules
199440 sf
9
Offsite - total area (sq ft)
1995 rules
SL 2006-246
2008 rules
2017 rules
10
Offsite BUA (sq ft)
1995 rules
SL 2006-246
2008 rules
- -
2017 rules
11
Design storm (inches)
1995 rules
SL 2006-246
1 in —
31639 sf
4105 sf
2008 rules
2017 rules
1 in
12
Breakdown of new BUA:
Parking (sq ft
31639 sf
2877 sf
17712 sf
11108 sf
- Sidewalk ft
- Roof ft
32297 sf
- Roadway ft
24841 sf
- Future ft
- Other, please specify in the comment box
below (sq ft
106558 sf
60586 sf
13
New infiltrating permeable pavement on
subdivided lots (sq ft
14
New infiltrating permeable pavement outside of
subdivided lots (sq ft
15permitting)
Exisitng BUA that will remain (not subject to
s ft
16
1 Existing BUA that is already permitted (sq ft
_
67.5%
^ 14358 cf
HTR
17
Existing BUA that will be removed s ft
18
Percent BUA
70%
19
Design volume of SCM cu ft
21912 cf
20
Calculation method for design volume
HTR
ADDITIONAL INFORMATION
Please use this space to provide any additional
21 information about the drainage area(s): _
The other BUA 'is gravel training area, gravel landscape areas, mulch training
pits, concrete pads. The roadways and parking areas are gravel. Sidewalks
are concrete.
DRAINAGE AREAS
1
Is this a hi h densi ro'ect?
Yes
2
If so, number of drainage areas/SCMs
2
3
Is all/part of this project subject to previous rule
versions?
No
CLICK TO LOAD FORM
DRAINAGE AREA INFORMATION Entire Site
4 1 Type of SCM
5 Total BUA in prq1qqAjq ft 199440 sf
-- ---- _._......__.---.....--
New BUA on subdivided lots (subject to permitting)
6 (sq ft
New BUA outside of subdivided lots (subject to
7permitting) s 199440 sf
1
Wet Pond 2
75518 sf
75518 sf
8
Offsite - total area ft
9
Offsits BUA (sq ft
10
Breakdown of new BUA outside subdivided lots:
- Parkin ft
31639 sf
1228 sf
14585 sf
13733 if
- Sidewalk ft
4105 sf
- Roof ft
32297 sf
- Roadway (sq ft
24841 sf
- Future (sq ft
- Other, please specify in the comment box
below (sq ft) -_-
New infiltrating permeable pavement on
1 subdivided lots (sq ft
106558 sf
45972 sf
11
12
_.. _....------.-_---
New infiltrating permeable pavement outside of
subdivided lots fl
13permitting)
Exisitng BUA that will remain (not subject to
s ft
14
Existing BUA that is already emitted (sq ft
15
Existing BUA that will be removed (sq ft
_
74.5%
16
Percent BUA 70%
Design storm inches 1 in
Design volume of SCM (cu ft) 21912 cf
Calculation method for design volume HTR
-L•INFORMATION
17
1 in
18
7554 cf
19
HTR
ADDITION
20
Please use this space to provide any additional information about the
drainage area(s)._
The other BUA is gravel training area, gravel landscape areas, mulch training
pits, concrete pads. The roadways are gravel. Sidewalks are concrete.
DRAINAGE
AREA INFORMATION Entire Site 1
Type . of SCM Wet Pond
Total BUA from project (sq ft) 199440 sf 75518 sf
1995 rules
SL 2006-246
2008 rules
4
5
6
2017 rules
X
X
7
New BUA on subdivided lots (subject to
1 permitting) (sq ft)
1995 rules
_
SL 2006-246
2008 rules
_
2017 rules
8
New BUA outside of subdivided lots (subject to
permitting) (sf)
1995 rules
SL 2006-246
2008 rules
2017 rules
199440 if
75518 sf
9
Offsite -total area (sq ft)
1995 rules
SL 2006-246
2008 rules
2017 rules
10
Offsite BUA (sq ft)
1995 rules
SL 2006-246
2008 rules
2017 rules
11
Design storm (Inches)
1995 rules
SL 2006-246
2008 rules
2017 rules
1 in
1 in
12
Breakdown of new BUA:
- Parking (sq ft
31639sf
- Sidewalk ft
4105 sf
1228`rsf
- Roof ft
32297'sf
14585 sf
- Roadway (sq ft)
- Futures ft
- Other, please specify in the comment box
below (sq ft
24841 sf
13733 sf
106558 sf
45972 sf
13
New infiltrating permeable pavement on
subdivided lots (sq ft
14
New infiltrating permeable pavement outside of
subdivided lots (sq ft
15permitting)
Exisitng BUA that will remain (not subject to
ft
16
Existing BUA that is already permitted (sq ft
17
Existing BUA that will be removed (sq ft
18
Percent BUA
70% 74.5%
19
Design volume of SCM cu ft
21912 of
7554 cf
20
Calculation method for design volume
HTR
HTR
ADDITIONAL
21
INFORMATION
Please use this space to provide any additional
information about the drainage area(s):
The other BUA is gravel training area, gravel landscape areas, mulch training
pits, concrete pads. The roadways and parking areas are gravel. Sidewalks
are concrete.
WET POND
1 Drainage area number 1 2
2 Design volume of SCM (cu ft) 14358 cf 7554 cf
GENERAL MDC FROM 02H .1050
3 Is the SCM sized to treat the SW from all surfaces at build -out? Yes Yes
:::Cis the SCM located away from contaminated soils? ^ Yes Yes
5 1 What are the side slopes of the SCM (H:V)?
3:1
3:1
Does the SCM have retaining walls, gabion walls or other engineered
6 side slopes?
No
No
7
Are the inlets, outlets, and receiving stream protected from erosion
(10-yearstorm)?
Yes
Yes
8
Is there an overflow or bypass for inflow volume In excess of the
design volume?
Yes
Yes
9:
What Is the method for dewatedng the SCM for maintenance?
Pump (preferred)
Pump (preferred)
10
If applicable, will the SCM be cleaned out after construction?
Yes
Yes
11
Does the maintenance access comply with General MDC (8)?
Yes
Yes
12
Does the drainage easement comply with General MDC (9)?
H the SCM is on a single family lot, does (will?) the plat comply with
General MDC (10)?
Yes
Yes
13
Yes
Yes
14
Is there an O&M Agreement that complies with General MDC (11)?
Yes
Yes
15
Is there an O&M Plan that complies with General MDC (12)?
Yes
Yes
16
Does the SCM follow the device specific MDC?
Yes
Yes
HRT
Yes
Yes
Yes
HRT
Yes
257.50
258.00
264.00
264.00
265.00
265.50
3890:1
11892 cf
3.10 ft
Equation 2
17' Was the SCM designed by an NC licensed professional?
WET POND MDC FROM 02H .1053
18 Method used
19 Has a stage/storage table been provided in the calculations?
Elevation of the excavated main pool depth (bottom of sediment
20 removal) (fmsl)
256:00
25650
21
Elevation of the main pool bottom4top of sediment removal) (fmsl)
22
Elevation of the bottom of the vegetated shelf (fmsl)
26210
23
Elevation of the permanent pool (fmsl)
262.60
24
Elevation of the top of the vegetated shelf (fmsl)
263.66
25
Elevation of the temporary pool (fmsl)
264.56
26
Surface area of the main permanent pool (square feet)
4553:1
27
Volume of the main permanent pool (cubic feet)
14476 d
28
Average depth of the main pool (feet)
3.20 ft
29
Average depth equation used
Equation 2
301
If using equation 3, main pool perimeter (feet)
31 If using equation 3, width of submerged veg. shelf (feet)
32 Volume of the forebay (cubic feet)
2157 of
2344 of
33 Is this 15-20% of the volume in the main pool?
Yes
Yes
34 Clean -out depth for forebay (inches)
_
6 in
61in
35
Design volume of SCM (cu ft)
14594 of
7554 of
36
Is the outlet an orifice or a weir?
Orifice
Orifice
37
If orifice, orifice diameter (inches)
2 in
U in
38
If weir, weir height (inches)
39
If weir, weir length (inches)
40
Drawdown time for the temporary pool (days)
2.04
2.93
41
Are the inlet(s) and outlet located in a manner that avoids short-
circuiting?
Yes
Yes
42
Are berms or baffles provided to improve the flow path?
No
No
43
Depth of forebay at entrance (inches)
37 in
30 in
44
Depth of forebay at exit (inches)
31 in
48 in
45
Does water flow out of the forebay in a non -erosive manner?
Yes
Yes
46
Width of the vegetated shelf (feet)
6 ft
6'ft
47
Slope of vegetated shelf (H:V)
6:1
6:1
48
Does the orifice drawdown from below the top surface of the
permanent pool?
Yes
Yes
49
Does the pond minimize impacts to the receiving channel from the 1-
yr, 24-hr storm?
Yes
Yes
50
Are fountains proposed? (If Y, please provide documentation that
MDC(9) is met.)
No
No
51 1
Is a trash rack or other device provided to protect the outlet system?
Yes
Yes
52
Are the dam and embankment planted in non -clumping turf grass?
Yes Yes
Yes Yes
53
Species of turf that will be used on the dam and embankment
54
Has a planting plan been provided for the vegetated shelf?
ADDITIONAL
INFORMATION
Please use this space to provide any additional information about the
55 wet pond(s):
With item 35, Deisgn Volume of SCM, the number listed here is the actual
volume of the temporary pool and the volume used to determine the
drawdown.
Wet Pond 6 9:26 AM 9/16/2020