HomeMy WebLinkAboutWPO202000034 Plan - VSMP 2023-01-10I,
ORIGINAL
GROUND
ELEV.
*SEE PLATE 3.13-1
1' VARIABLE
I ♦ I
M
VSMP AMENDMENT si'-2 FOR
BELVEDERE PHASE 5
67 CU. YD./ACRE
(EXCAVATED)
CLOTHFILTER ORIGINAL
GROUND
COARSE AGGREGATE CLASS I RIPRAP
CROSS SECTION OF OUTLET
[yFTIN3:y11111;71=11%
LENGTH (IN FEET) =
6 X DRAINAGE AREA
(IN AC.)
' / COARSE AGGREGATE** /
EXCAVATED / AREA FILTER CLOTH
**COARSE AGGREGATE SHALL BE VDOT #3, #357 OR #5
OUTLET (PERSPECTIVE VIEW)
SOURCE: VA. DSWC
EROSION CONTROL PLAN LEGEND
3.02
CONSTRUCTIONENTRANC
CE
3.03
CONSROADTSTABILLIIZATION
CRS
3.05
SILT FENCE
SF
F3 07]STORM
3.07
DRAIN
INLET PROTECTION
IP
3.09
TEMPORARY
DIVERSION DIKE
DD
T
3.13
SEDIMENT TRAP
ST
3.18
OUTLET
PROTECTION
OP
3.19
RIPRAP
RR
3. 31
TEMPORARYSEEDING
D N G
TS
- �-
3.32
P ERMENANSEEDING T
PS
- o--
3.38
TREE PRESERVATION
AND PROTECTION
TP
- �-
3.39
DUST CONTROL
DC
-
DIVERSION
DIKE
PLATE. 3.13-2
TEMPORARY
SEDIMENT TRAP CALCULATIONS
WEIR DRAINAGE WET WET DRY DRY
No. A B C H Z LENGTH AREA VOL. VOL. VOL. VOL.
(ft.) (ft.) (
(ft.) (Acres) �) ) (C )( (CY)(C )) ( (CY) )
4 398 401 403 3.0 1.5 18.0, 2.43 163 211 163 207
5 387 391 393 3.0 1.5 13.0' 2.18 147 155 147 148
KEYMAP
/ MODIFIED
SEDIMENT
TRAP #3
*REFERENCE VIRGINIA EROSION AND
KEYMAP
/ MODIFIED
SEDIMENT
TRAP #3
*REFERENCE VIRGINIA EROSION AND
SEDIMENT CONTROL HANDBOOK
(VESCH)
\ -
Q
FOR DETAILS REGARDING INDIVIDUAL
CONTROL MEASURES.
BOUNDARY LINE INFORMATION
LINE
BEARING
DISTANCE
q
L1
N 87°23'05" E
26.04'
L2
S 29°7835" E
27.36'
L3
N 77 °09'25" E
27.84'
400
SCALE:
®
STEEP SLOPES (PRESERVED)
WPO m2020^00034
UNLORA FARM
FFSITE GRADING
APPROVED
by the Albemarle County
Community Development Department
Date 01/10/2023
File WP0202000034
Amendment #2Ar
\SEDIMENT TRAP#5
2.18AC DRAINAGE AREA -----'
\TOTAL STORAGE REQUIRED = 293.0 CY
,TOTAL STORAGE PROVIDED := 303.0 CY
\BOTTOM ELEV = 387.0'
\TOP OF DAM ELEV = 384.0'
/ ag.I'+ MIN. WEIR LENGTH = 13'
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DESIGNED BY:
DEG
DRAWN BY:
DEG
'CHECKED BY:
JLT
DATE:
06-11-2020
SCALE:
1 "=50'
FILE:
wPo-2020-00034
RGA#:
8438
SHEEP:
Al OF1