HomeMy WebLinkAboutNCC221682_Site Plan or Location Map_202205230)
7
U
U
W
0
I
Z
Q
0
m
U)
0
0
co
Q
0
g
co
O
Iz
0
g
Z
0
c�
G
0
U
Z
Q
0
m
m
W
X
0
N
N
O
N
00
N
O
Y
?
a
E
Ln
co
N
N
O
N
00
N
co
U
1At
EROSION CONTROL
914.0
r'• '
3:1 SPILLWAY @ 913.0
ogOo� TEMPORARY ROCK CONSTRUCTION
ENTRANCE
600ft 300ft Oft 600ft 1200ft
/3-1
60ft 30ft Oft 60ft 120ft
- - - - SILT FENCE
' •
911.0
TEMPORARY SWALE
1.0in 0.5in O.Oin 1.6in 2.Oin
r d r f THE SCALE SHOWN IS SET TO A 22in x 34in SHEET.
1.0in 0.5in O.Oin 1.0in 2.6in
TEMPORARY SKIMMER BASIN THE SCALE SHOWN IS SET TO A 22in x 34in SHEET.
•Fx ADJUST SCALE AS NEEDED IF PRINTED ON A DIFFERENT SIZE SHEET.
ADJUST SCALE AS NEEDED IF PRINTED ON A DIFFERENT SIZE SHEET.
'
µ
- .
t
EROSION CONTROL NOTES:
�► .. r
1. DISTURBED AREA: 5.0 ACRES (APPROX.)
2. AREA TO BE STABILIZED WITH VEGETATION: 5.0 ACRES (APPROX.)
M L
3. EROSION CONTROL MEASURES TO BE MAINTAINED BY THE
• �A r�
CONTRACTOR UNTIL GROUND COVER HAS BEEN WELL ESTABLISHED.
4. TOPSOIL TO REMAIN ONSITE AND BE RESPREAD FOR FINAL TURF
-µ -ti
ESTABLISHMENT.
5. THE EROSION CONTROL PLAN SHALL BE REVISED DURING
CONSTRUCTION IF FOUND TO BE INSUFFICIENT DURING INSPECTIONS.
4• `'y _.
6. NO CONCRETE WASHOUT SHALL BE PERMITTED ONSITE.
..
- t' �� '' � �, = ':�. �- � •
/
PHASE 1 CONSTRUCTION SEQUENCE:
�µ id
i�`"
/
1. OBTAIN GRADING AND EROSION CONTROL PERMIT FROM THE LAND
QUALITY SECTION OF THE NCDEHNR.
�r _}
f
"
/
2. INSTALL DOWN GRADIENT SEDIMENT CONTROL PRIOR TO
VEGETATION DISTURBANCE
�� }
3. CLEAR ENOUGH OF THE SITE TO INSTALL ALL EROSION CONTROL
W
' ';•'. " Zh '
/
/
MEASURES INCLUDING ANY SEDIMENT BASINS WITH RISER/BARREL.
TEMPORARY DIVERSIONS TO BE INSTALLED AND MATTED BEFORE
1�
#4`
ANY SITE GRADING COMMENCES.
4. WHEN MEASURES ARE COMPLETE AND INSPECTED BY NCDEHNR,
/
CONTINUE TO CLEAR REMAINING SITE.
5. REMOVE STUMPS AND DISPOSE STUMPS OFFSITE.
' x1`
91
` b
`��
6. SEED ALL DISTURBED AREAS WITHIN FOURTEEN 14 WORKING DAYS
•- ''`J` �.r
y k FH-K s
i
&+" ; '.� w k, :A
`� /
//
AFTER GRADING WORK HAS BEEN COMPLETED. SEE CONSTRUCTION
NOTES FOR SEEDING.
�`{
SS
/ DIVERSION BERM
7. INSPECT AND MAINTAIN ALL EROSION CONTROL MEASURES AND
,..
DEVICES AFTER EACH RAIN AND FOR THE DURATION OF
,�,$ .. •-`' . 'fir. .'„.;'. ,r.-
I' '� p - ,}='y ;r r •
//
/ CONSTRUCT BERM AND
CONSTRUCTION.
PROJECT AREA 4 *JIB,
TEMPORARY SLOPE DRAIN
Skimmer Basin
HAUL ROUTE
T . -
Okay
(EXISTING TRAIL) RFF :._
//
/ SKIMMER (SEE DETAILS FOR SIZING)
5 Disturbed Area (Acres)
i
24.55 Peak Flow from 10-year Storm (cfs)
-
9000 Required Volume ft
h
a
7979 Required Surface Area ft2
q
.
'
63.2 Suggested Width ft
126.3 Suggested Length ft
20' S P I LLWAY
` '
, 01 rn CLASS 3 RIPRAP
$
-- I .., .
'
- -
62 Trial Top Width at Spillway Invert ft
195 Trial Top Length at Spillway Invert ft
3 Trial Side Slope Ratio Z-1
2.25 Trial Depth ft (2 to 3.5 feet above grade)
,.
= SEDIMENT CONTROL LOG (TYP.)
N�
48.5 Bottom Width ft
OGDEN SCHOOL ROAD
� N
181.5 Bottom Length ft
8802.75 Bottom Area ft2
DIVERSION BERM
3
23436 Actual Volume ft Okay
12090 Actual Surface Area ft2 Okay
'�. T
PRELIMINARY STOCKPILE LOCATION
20 Trial Weir Length ft
0.75 Trial Depth of Flow ft
, , r L ..r - ��
-
��0
39.0 Spillway Capacity cfs Okay
i
s ai
2.5 Skimmer Size (inches)
0.208 Head on Skimmer (feet)
=
1.5 Orifice Size (1/4 inch increments)
3.80 Dewatering Time (days)
TM F E._r r:.�. ;•.
--- _ -_
HAUL ROUTE (EXISTING TRAIL).
S out 3 d
Suggest about days
_
W DISTURBED AREA. 0.6 AC
,
_ _�, f
LIMITS OF BORROW AREA.
�
3o DISTURBED AREA: 4.4 AC
..
Revision Issue Revision Issue I HEREBY CERTIFY THAT THIS PLAN WAS PREPARED BY ME OR UNDER MY DIRECT
SEH Project BOMAN Rev.# Description Date Rev.# Description Date SUPERVISION AND THAT I AM A DULY LICENSED ENGINEER UNDER THE LAWS OF
Drawn By TI ® THE STATE OF NORTH CAROLINA. DEL WEBB AT CALEB'S CREEK EROSION & SEDIMENT CONTROL PLAN
Designed By TI SEH of PHASE 1
NORTH CAROLINA, PLLC RANDY JENNIGES TOWN OF KERNERSVILLE NORTH CAROLINA of 5
Checked By RJ LICENSE NO. P-2372 DATE 04/08/2022 XX-XX-XX LICENSE NO. LICENSE NO