20191758 Ver 1_Swale Tab of SMP v2.01_71_20200304_20200305

l lid hway North Carolina Department of Transportation
Stormxvater
Highway Stormwater Program F
STORMWATER MANAGEMENT PLAN
(Version 2.01; Released December 2014) FOR NCDOT PROJECTS
WBS Element: 1713P.1.R.86 TIP No.: 0 County(ies): Martin Page 2 of 2
Swales
Sheet
No.
Stations (Road Projects)
or
Coordinates (Non -Road)
Surface
Water
Body
Base
Width
(ft)
Front
Slope
(H:1)
Back
Slope
(H:1)
Drainage
Area
(ac)
Recommended
Treatm't Length
(ft)
Actual
Length
(ft)
Longitudinal
Slope
(%)
Q2
(cfs)
V2
(fps)
Q10
(cfs)
V10
(fps)
Rock
Checks
Used
BMP
Associated w/
Buffer Rules?
4
-L-15+00 to 16+00 RT
(1)Flat
Swamp
0.0
3.0
4.0
0.3
30
100
0.30 %
1.4
0.9
1.6
1.0
No
Yes
4
-L-16+00 to 16+50
(1)Flat
Swamp
Too steep
Additional Comments