20220329_Mine_maps

U.S. HIGHWAY 421
_ . - . -- - - EXIS77NG 2550
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EXIS77NG F£MA
FLOODWAY
EXIS77NG F£MA ,� � • \ ' � ---ago-- � `\ /�
CLEANWATER DITCH TO BE FULLY / 100 - YEAR
ESTABLISHED WITH
INTO GRASS FFER PRIOR .0y NI
/ / % / / F100OPLV
TO DISCHARGING
INSTALL CHECK DAM /` / //% // •/ / \ \�
PRIOR TO CHARGE
INTO BUFFER / // / / / / • \.
RIP -RAP APRON / / EXISTING FE ww
D50 = 15" j / S7RGW BUFFER
MIN. DEPTH = 36" FILL AREA
WIDTH =VARIES / / I (STAGE 5 FILL GRADING)
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LXIS77NG 25
UNDISTURBED
BUFFER Ll%
BREAK SILT FENCE AT NEW \� I I
CLEANWATER DITCH
LOCATION WHEN DIVERSION ,
IS COMPLETE
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EXIS77NG PROTECTION
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EXISANG FEMA /
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EXIS77NG S17F FENCING -
DO NOT DISTURB
PS �.
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ACCESS EASEMENT
\
PROPOSED / \
CLEANWATER DITCH \
J ONCE FINAL
GRADES ABOVE
JTf SEDIMENT SUMP \ v
AREH HAS BEEN FULLY /
STABILIZED
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RCPnCULVERT 1 • ` ` • ` /
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PS /
/ FLOODPLAIN PROPOSED 4"0 SDR 35 ` O
780-- �- PVC PUMP LINE FOR
s - / -- STAGE 5 GRADING, '" yC�_ I /
\� `X p� 24-WIDE EXISANG
/-� GR\ LIMITS OF DISTURBANCE
HAUL
UEL ACCESS ROAD ^\ ` �i / 8.35 ACRES /
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------ �- KESTER MILL ROAD ---------- -- _ .
------_-----. 90----_____—--_-----..--- _- /
\ I CX/S77NO PROPOSED PUMP
25'-UNDI57URBED LOCATION FOR
\ I / GRADING
BUFFER \ -_ _ OPERATION;
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REFERENCE
1. EXISTING SITE BOUNDARY AND TOPOGRAPHICAL INFORMATION
PROVIDED BY VULCAN MATERIALS COMPANY, INC. ON
AUGUST 2, 2021.
PROPOSED SEDIMENT
SUMP FOR PHASE 5
GRADING OPERATIONS
GENERAL NOTES
LEGEND
1.
SEE SHEET C001 FOR GENERAL NOTES.
PROPERTY LINE
2.
CONTRACTOR SHALL REFER TO OTHER PLANS WITHIN THIS
EXISTING FEMA 100-YEAR FLOODPLAIN
CONSTRUCTION SET FOR OTHER PERTINENT INFORMATION.
IT IS NOT THE ENGINEER'S INTENT THAT ANY SINGLE PLAN
EXISTING FEMA FLOODWAY
SHEET IN THIS SET OF DOCUMENTS FULLY DEPICT ALL
EXISTING 50-FT STREAM BUFFER
WORK ASSOCIATED WITH THE PROJECT.
- -
EXISTING 25-FT UNDISTURBED BUFFER
EXISTING STREAM
PHASE 3 CONSTRUCTION SEQUENCE
EXISTING TREE LINE
C
1.
CONTINUE FILL OPERATIONS UNTIL FINAL GRADES ABOVE
SEDIMENT SUMP ARE REACHED.
EXISTING CHAIN -LINK FENCE
a
EXISTING EDGE OF PAVEMENT
2.
ONCE FINAL GRADES ABOVE THE SEDIMENT SUMP ARE
REACHED, CUT IN CLEANWATER DITCH. CONTRACTOR SHALL
EXISTING UNPAVED ROAD
PROVIDE NA GREEN S250 MATTING IN DITCH AND PROVIDE
c
PERMANENT SEED/GRASS ACCORDING TO SEEDING
EXISTING INDEX CONTOUR
SPECIFICATIONS, SEE SHEET C800 DETAIL NO. 6.
eDNTIEDwa�Ge�ITIe�
. i1 N
3.
PROVIDE PERMANENT SEEDING/GRASSING ON AREA ABOVE
�
SEDIMENT SUMP SEEDING SPECIFICATIONS, SEE SHEET
PROPOSED TREE LINE
C800 DETAIL NO. 6.
-
PROPOSED STORM SEWER LINE
L
4.
ONCE AREA ABOVE SUMP HAS BEEN FULLY STABILIZED
720
PROPOSED INDEX CONTOUR
THE SEDIMENT SUMP WILL BE FILLED IN.
722
PROPOSED INTERMEDIATE CONTOUR
cc
5.
ONCE FILLED IN PROVIDE PERMANENT SEEDING/GRASSING
PER PERMANENT SEEDING SPECIFICATIONS, SEE SHEET
_i...--�...�...-
PROPOSED DRAINAGE DITCH
C800 DETAIL NO. 6.
. • . , . ,
LIMITS OF DISTURBANCE
6.
ONCE SITE HAS BEEN FULLY STABILIZED EROSION
CONTROL MEASURES CAN BE REMOVED.
-- - X
PROPOSED SILT FENCE
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PROPOSED PERMANENT SEEDING
RECEIVED
MAR 2 9 2022
LAND QUALITY
MINING PROGRAM
BEFORE YOU OIC31
CALL 1-800-632-4949
N.C. ONE -CALL
CENTER rrS THE LAWI
SALE INFE�� AN ��J••,.'
3.29
0 60 120 NORTH CAROLINA BOARD Of EXAMINERS FOR
ENGINEERS AND SORV YORS LICENSE NO C-30:-
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SHEET NUMBER
C302