NCC230061_Site Plan or Location Map_20230111

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LEGEND
LIMITS OF DISTURBANCE
CONSTRUCTION ENTRANCE
SILT FENCE
DIVERSION BERM
POROUS BAFFLES
SKIMMER
RIP -RAP PAD
SILT SINCE OUTLET/CHECK DAM
DEMO
SC150BN PROTECTION FOR SLOPE > 7'
BORROW PIT
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I
EROSION AND SEDIMENTATION CONTROL CONSTRUCTION SEQUENCE: \
915
I OBTAIN NECESSARY PERMITS AND APPROVALS THROUGH THE CITY OF THOMAS VILLE, NCDEQ, ACOE, & NCDOT, AND SCHEDULE A INV.=901.
=89
PRE -CONSTRUCTION MEETING PRIOR TO BEGINNING ANY LAND DISTURBING ACTIVITIES. Nv.=9oz.3
J
2. FLAG THE LIMITS OF DISTURBANCE AND INSTALL PERIMETER EROSION CONTROL MEASURES (SILT FENCE, TREE PROTECTION FENCING, INV.=903.58
pp
TEMPORARY CONSTRUCTION ENTRANCE, SILT FENCE OUTLETS) WITH AS LITTLE DISTURBANCE TO THE EXISTING VEGETATION AS POSSIBLE. SEE KEY NOTES:
DEMO/PHASE 1 EROSION CONTROL PLAN FOR INITIAL EROSION CONTROL PHASE.
_
3. ONLY CLEAR AND GRUB EXISTING VEGETATION THAT IS REQUIRED TO INSTALL EACH OF THE SEDIMENT BASINS. CONTRACTOR TO FIELD q DEMO EXISTING GRAVEL ROAD TO EXTENTS REQUIRED FOR THE NEW W
VERIFY THE ROUTE TO THE PROPOSED BASIN LOCATIONS THAT WILL REQUIRE THE LEAST AMOUNT OF DISTURBANCE. IT IS RECOMMENDED THAT O
DRIVEWAY ENTRANCE. ALL DRIVEWAY PERMITS NEEDED PRIOR TO NEW I
LIMITED CLEARING AND MEASURE INSTALLATION OCCURS WITHIN ONE DRAINAGE AREA AT A TIME, AS OPPOSED TO CLEARING IN ALL
DRIVEWAY ENTRANCE CONSTRUCTION WORK.
WATERSHEDS PRIOR TO INSTALLATION. I
is so1
I
, I
4. INSTALL ALL SEDIMENT BASINS WITH SKIMMERS, TEMPORARY DIVERSION BERMS, AND CORRESPONDING RIP RAP OUTLET PROTECTION AS © 4 SKIMMER WITH 2.5 ORIFICE ATTACHED TO FLANGE AT BOTTOM OFF °D pp
SHOWN IN THE EROSION CONTROL PH 1 PLAN. STABILIZE. (PREFERABLY 1 DRAINAGE AREA AT A TIME). OUTLET PIPE. SEE SHEET C-13.0 FOR CALCS.
5. CALL CITY OF THOMASVILLE & DEQ LAND QUALITY SECTION EROSION CONTROL INSPECTOR AFTER PERIMETER MEASURE INSTALLATION AND \\
BASIN INSTALLATION. © 4" SKIMMER WITH 2" ORIFICE ATTACHED TO FLANGE AT BOTTOM OF
6. PROCEED WITH DEMOLITION, CLEARING AND GRUBBING OF THE REMAINDER OF THE SITE, AS NECESSARY. OUTLET PIPE. SEE SHEET C-13.0 FOR CALCS. \\
INV.=B IC,\ _ I
7. INSTALL AND MAINTAIN TEMPORARY STABILIZATION OF ALL DISTURBED AREAS THROUGHOUT REMAINDER OF PROJECT. NO PORTION OF p0 SLOPE DRAIN. DETAIL ON SHEET C-10.0 pp `' I
THE SITE SHALL REMAIN OPEN/BARE MORE THAN 14 DAYS. o
8. BEGIN INSTALLING REMAINING UTILITIES. O RIP RAP OUTLET PROTECTION FOR PROPOSED STORMWATER OUTLETS. V p
9. INSTALL OUTLET PROTECTION AS SOON AS PIPES ARE INSTALLED AND STABILIZE SLOPES AS SOON AS THEY REACH FINAL GRADE. SEE PAD SIZING CHART ON SHEET C-7.0. 9 / \I
10. FINE GRADE PADS AND PROCEED WITH VERTICAL CONSTRUCTION O SILT FENCE OUTLET (TYP.). SEE DETAIL ON C-10` % I
11. COMPLETE BUILDING, ALL UTILITIES, AND STONE ROADS.
G COORDINATE WITH LOCAL UTILITIES FOR THE DEMOLITION/RELOCATION •.�„/ I
12. PAVE THE PUBLIC ROADS AND STABILIZE ANY AREAS THAT REMAIN UNSTABLE (SEE PHASE II EROSION CONTROL PLAN SHEET C-4.0). O OF EXISTING POWER POLE. o% 7111 \\
13. SCHEDULE A MEETING WITH A REPRESENTATIVE OF THE LAND QUALITY SECTION TO INSPECT SITE PRIOR TO REMOVING SKIMMER BASINS. O CONSTRUCTION ENTRANCE (SEE DETAIL ON C-10) - pp IFl/
14. ONCE CONTRIBUTING AREAS TO THE SKIMMER BASIN ARE STABLE, AND ALL OUTLET PIPES HAVE BEEN INSTALLED, AND INSPECTOR HAS _ F
APPROVED, REMOVE THE SKIMMER BASIN AND ENSURE FINAL GRADING TO THE APPROVED DESIGN. \ ��- O 8 ,
OBTAIN ALL NECESSARY DEMOLITION PERMITS, DISCONNECT UTILITIES, - _
15. CONTACT THE CITY OF THOMASVILLE INSPECTOR AND FLUSH ALL STORM SEWER PRIOR TO JOB CLOSEOUT. REMOVE EXISTING UTILITIES AND DEMO STRUCTURE.
16. EROSION CONTROL MEASURES SHALL BE MAINTAINED THROUGHOUT THE LIFE OF THE PROJECT AND REPAIRED AFTER EACH RAIN EVENT. O
OBTAIN ALL NECESSARY PERMITS AND DEMO EXISTING WELL. MUST
17. INSPECTIONS TO BE EVERY 7 CALENDAR DAYS AND WITHIN 24 HOURS AFTER EACH RAINFALL EVENT THAT PRODUCES 1/2-INCHES OR PROVIDE WELL DEMOLITION PERMIT PRIOR TO START OF UTILITY WORK
MORE OF PRECIPITATION. `
18. STABILIZATION OF CONVEYANCE CHANNELS IS TO BE COMPLETED WITHIN 7 DAYS OF CHANNEL CONSTRUCTION. O FIRE HYDRANT. COORDINATE WITH LOCAL UTILITIES FOR THE RELOCATION OF EXISTING
`
19. AFTER COMPLETION OF ALL CONSTRUCTION ACTIVITIES AND PERMANENT EROSION CONTROL MEASURES ARE IN PLACE AND UPON S
APPROVAL BY THE EROSION CONTROL INSPECTOR. IN 880.25
A. REMOVE ALL TEMPORARY MEASURES AND INSTALL PERMANENT EROSION AND VELOCITY CONTROL MEASURES.
R. PROVIDE SUFFICIENT GROUND COVER TO ASSURE ADFOUATF SURFACE STABILIZATION.
EROSION CONTROL NOTES:
• IF IT IS FOUND THAT ADDITIONAL AREA
WILL BE REQUIRED FOR STOCKPILING OF
TOPSOIL, CONTRACTOR STAGING,
TEMPORARY ACCESS, HAUL ROADS,
EROSION CONTROL MEASURES OR OTHER
LAND DISTURBING ACTIVITIES ASSOCIATED
WITH THIS PROJECT, A REVISED EROSION
CONTROL PLAN REFLECTING THE
ADDITIONAL AREA MUST BE SUBMITTED TO
THE NCDEQ WINSTON-SALEM REGIONAL
OFFICE.
• APPROVAL BY A REPRESENTATIVE OF THE
LAND QUALITY SECTION WILL BE REQUIRED
PRIOR TO REMOVAL OF EROSION CONTROL
MEASURES AND/OR CONVERSION OF THE
SEDIMENT BASINS TO POST -CONSTRUCTION
STORMWATER SCMs. DUE TO THE NATURE
OF THIS PROJECT, THE BASINS SHOULD
NOT BE CONVERTED UNTIL HOME
CONSTRUCTION IS COMPLETE.
DISTURBED AREA: ±47.53 AC
ALL OF THE NECESSARY APPROVALS HAVE BEEN/WILL BE OBTAINED FROM THE STATE OF NORTH CAROLINA AND
THE ARMY CORPS OF ENGINEERS FOR ANY STREAM CROSSING/WETLAND DISTURBANCE.
SELF -INSPECTION REPORT FOR LAND DISTURBING ACTIVITY AS REQUIRED
BY NCGS 113A-54.1
Phase of Approved Erosion & Sediment Control Plan:
Date
Signature landowner, financially responsible party, or agent)
Installation of erosion control Devices and Seeding
Fill and slopes com feted fine grades established
Installation of site utilities
Stabilization of building pad and parking areas
Final grades achieved; obtained building c/o
e e a Ion established; removal of erosion control measures
rClosing of permit, final inspection
NEW STABILIZATION TIMEFRAMES
SITE AREA DESCRIPTION
STABILIZATION
TIME FRAME EXCEPTIONS
PERIMETER DIKES, SWALES, DITCHES AND SLOPES
7 DAYS
NONE
HIGH QUALITY WATER (HQW) ZONES
7 DAYS
NONE
SLOPES STEEPER THAN 3:1
7 DAYS
IF SLOPES ARE 10' OR LESS IN LENGTH AND ARE NOT
STEEPER THAN 2:1, 14 DAYS ARE ALLOWED
SLOPES 3:1 OR FLATTER
14 DAYS
7 DAYS FOR SLOPES GREATER THAN 50'IN LENGTH
ALL OTHER AREAS WITH SLOPES FLATTER THAN 4:1
14 DAYS
NONE, EXCEPT FOR PERIMETER AND HQW ZONES
STREAM BUFFER
LEGEND
'UTA'RO"
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GRAPHIC SCALE
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100 0 50 100 200 400 Z
( IN FEET )
1 inch = 100 ft.
C-0.0