NCC215176_Site Plan or Location Map_20210914

EROSION CONTROL LEGEND
TEMPORARY CONSTRUCTION ENTRANCE/EXIT.
TEMPORARY SEDIMENT FENCE.
-�-
TEMPORARY SEDIMENT FENCE WITH STONE OUTLET.
TEMPORARY STONE CHECK DAM.
TEMPORARY WIRE AND STONE INLET PROTECTION
'
TEMPORARY CONCRETE WASHOUT PIT AND SIGNAGE
CALCULATIONS
TOTAL SITE AREA = 32,566.48 SF = 0.75 ACRES
TOTAL DISTURBED AREA = 33,033.24 SF = 0.75 ACRES
IMPERVIOUS AREA
TOTAL SITE:
EXISTING IMPERVIOUS:
PROPOSED IMPERVIOUS:
TOTAL IMPERVIOUS:
PROPOSED IMPERVIOUS %:
32,566.48 SF
0 SF
14,030.33 SF (BUILDING)
4.239.54 SF (SIDEWALKS/PAVING)
18,269.87 SF (TOTAL PROPOSED)
18,269.87 SF
23,446 SF (OPEN SPACE)
56.1 %
GENERALNOTES
1. TOTAL SITE AREA = 32,566.48 SF = 0.75 ACRES.
2. TOTAL DISTURBED AREA = 33,033.24 SF = 0.75 ACRES.
3. CUT SLOPES SHALL BE A MAXIMUM OF 2:1 UNLESS OTHERWISE SHOWN. FILL SLOPES
SHALL BE A MAXIMUM OF 3:1 UNLESS OTHERWISE SHOWN.
4. CONTRACTOR SHALL COMPLY WITH ALLSTATE AND LOCAL EROSION CONTROL
REQUIREMENTS. CONTRACTOR SHALL BE RESPONSIBLE FOR OBTAINING EROSION
CONTROL PLAN APPROVAL FOR OFF -SITE BORROW OR WASTE SOURCES.
5. REMOVE VEGETATION, TOPSOIL, DEBRIS, UNSATISFACTORY SOIL MATERIALS,
OBSTRUCTIONS, AND DELETERIOUS MATERIALS FROM GROUND SURFACE PRIOR TO
PLACING FILLS. PLOW, SCARIFY, BENCH, OR BREAK UP SLOPED SURFACES STEEPER THAN
1 VERTICAL TO 4 HORIZONTAL SO FILL MATERIAL WILL BOND WITH EXISTING MATERIAL.
PLACE AND COMPACT FILL MATERIAL IN LAYERS TO REQUIRED ELEVATIONS.
6. PLACE BACKFILL AND FILL MATERIALS IN 8" LIFTS. UNDER STRUCTURES, BUILDING SLABS,
STEPS, AND PAVEMENTS, SCARIFY AND RECOMPACT TOP 12" OF EXISTING SUBGRADE AND
COMPACT EACH LAYER OF BACKFILL OR FILL MATERIAL AT 95% DRY DENSITY. UNDER
LAWN OR UNPAVED AREAS, SCARIFY AND RECOMPACT TOP 6" BELOW SUBGRADE AND
COMPACT EACH LAYER OF BACKFILL OR FILL MATERIAL AT 85% DRY DENSITY.
7. UNIFORMLY GRADE AREAS TO A SMOOTH SURFACE, FREE FROM IRREGULAR SURFACE
CHANGES. MEET COMPACTION REQUIREMENTS AND GRADE TO CROSS SECTIONS, LINES,
AND ELEVATIONS INDICATED. PROVIDE A SMOOTH TRANSITION BETWEEN ADJACENT
EXISTING GRADES AND NEW GRADES. SLOPE GRADES TO DIRECT WATER AWAY FROM
BUILDINGS AND TO PREVENT PONDING.
8. AREAS AS DIRECTED BY THE GEOTECHNICAL ENGINEER AND AS APPROVED BY THE
OWNER. GRADING CONTRACTOR SHALL BE RESPONSIBLE FOR REMOVAL AND OFF -SITE
DISPOSAL OF EXCESS TOPSOIL AND OTHER UNSUITABLE MATERIAL.
9. CONSTRUCTION STAKEOUT WILL BE THE RESPONSIBILITY OF THE CONTRACTOR.
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This plan complies with Chapter 8, Section 4 - Erosion Control
of the Winston-Salem/Forsyth County Unified Development
Ordinance. A printed set of the stamped/approved plans must
be kept on the construction site for reference when installing
required erosion control measures.
matthewo
09/08/2021 10:37:06 AM
OWNER / DEVELOPER:
253 S. PEACEHAVEN, LLC
11 BROOKSTOWN AVE.
WINSTON SALEM, NC 27101
PHONE: 336-
EMAIL:
ENGINEER:
ALLIED DESIGN, INC.
4720 KESTER MILL ROAD
WINSTON-SALEM, N.C. 27103
PHONE: [phone]
EMAIL: SCAUSEY @,ALLIED-ENGSURV.COM
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VICINITY MAP
" NOT TO SCALE
EROSION CONTROL CONSTRUCTION SEQUENCE
2-12-13
1. OBTAIN GRADING/EROSION CONTROL PLAN APPROVAL AND PERMIT FROM THE CITY
OF WINSTON-SALEM INSPECTIONS.
2. CONTACT EROSION CONTROL INSPECTOR TO ESTABLISH A PRE -CONSTRUCTION
CONFERENCE AND INSPECTION SCHEDULE.
SELF INSPECTION ----- EFFECTIVE OCTOBER 1, 2010, PERSONS CONDUCTING
LAND -DISTURBING ACTIVITIES, LARGER THAN ONE (1) ACRE, MUST INSPECT THEIR
PROJECT AFTER EACH PHASE OF THE PROJECT, AND DOCUMENT THE INSPECTION
IN WRITING ON APPROVED FORMS AVAILABLE FROM THE CITY OF WINSTON-SALEM
INSPECTIONS OFFICE.
THE PHASES ARE AS FOLLOWS:
1. INSTALLATION OF PERIMETER EROSION AND SEDIMENT CONTROL MEASURES.
2. CLEARING AND GRUBBING OF EXISTING GROUND COVER.
3. COMPLETION OF ANY PHASE OF GRADING OF SLOPES OR FILLS.
4. INSTALLATION OF STORM DRAINAGE FACILITIES.
5. COMPLETION OF CONSTRUCTION OR DEVELOPMENT.
6. ESTABLISHMENT OF PERMANENT GROUND COVER SUFFICIENT TO RESTRAIN
EROSION.
3. CLEAR SITE ONLY AS NECESSARY TO INSTALL INITIAL EROSION CONTROL
MEASURES AS FOLLOWS:
A. TEMPORARY CONSTRUCTION ENTRANCE/EXIT
B. TEMPORARY SEDIMENT BASINS. FOR SITES OVER ONE (1) ACRE, OUTLET
STRUCTURES [SKIMMERS] THAT ONLY WITHDRAW WATER FROM THE
SURFACE OF THE BASIN, SHALL BE UTILILIZED. NO SEDIMENT TRAPS OR
ROCK DAMS ALLOWED.
C. TEMPORARY DIVERSION BERMS
D. TEMPORARY SILT FENCING
SEED EMBANKMENTS AND DISTURBED AREAS OF DEVICES (INCLUDING "CLEAN"
WATER DIVERSION) UPON COMPLETION OF CONSTRUCTION. SEE GROUND
STABILIZATION CRITERIA BELOW FOR MORE INFORMATION.
4. BEGIN CLEARING, GRUBBING, AND STRIPPING OF SITE AS REQUIRED.
EARTHEN -MATERIAL STOCKPILES ON -SITE FOR LATER DISTRIBUTION AND/OR
REMOVAL, AREAS DEDICATED FOR MANAGEMENT OF LAND CLEARING AND
DEMOLITION DEBRIS, CONSTRUCTION AND DOMESTIC WASTE, AND HAZARDOUS OR
TOXIC WASTE SHALL BE LOCATED AT LEAST 50 FEET AWAY FROM STORM DRAIN
INLETS AND SURFACE WATERS (UNLESS IT CAN BE SHOWN THAT NO OTHER
ALTERNATIVES ARE REASONABLY AVAILABLE), AND WITHIN AREAS PROTECTED BY
EROSION CONTROL MEASURES.
5. BEGIN SITE GRADING. MAINTAIN EROSION CONTROL DEVICES IN ACCORDANCE
WITH THE MAINTENANCE PLAN. INSTALL ADDITIONAL EROSION CONTROL
MEASURES AS REQUIRED.
6. INSTALL STORM DRAINAGE SYSTEM AND UTILITIES. STORM PIPING SHALL BE
INSTALLED TO THE POINT WHERE IT ENTERS EACH DEVICE. COMPLETION OF PIPING
WILL ONLY BE ALLOWED ONCE THE SITE HAS BEEN DEEMED STABLE BY THE
EROSION CONTROL INSPECTOR. INSTALL PROTECTION AROUND ALL INLETS AS
STORM DRAIN SYSTEM IS INSTALLED.
GROUND STABILIZATION CRITERIA
SITE AREA
STABILIZATION
STABILIZATION
DESCRIPTION
TIMEFRAME
TIMEFRAME
EXCEPTIONS
PERIMETER DIKES, SWALES,
7 DAYS
NONE
DITCHES, & SLOPES
SLOPES STEEPER THAN 3:1
7 DAYS
IF SLOPES ARE 10' OR LESS IN
LENGTH & ARE NOT STEEPER
THAN 2:1, 14 DAYS ALLOWED
SLOPES 3:1 OR FLATTER
14 DAYS
7 DAYS FOR SLOPES > 50 FEET
IN LENGTH
ALL OTHER AREAS WITH
14 DAYS
NONE
SLOPES FLATTER THAN 4:1
7. PRIOR TO THE CONTRACTOR DEMOBILIZING FROM THE SITE (AT APPROXIMATELY 45
DAYS PRIOR TO DEMOBILIZATION), THE FINANCIALLY RESPONSIBLE PARTY (OR THE
DESIGNEE) WILL NOTIFY JOE FOGARTY (CITY OF WINSTON-SALEM STORMWATER
ENGINEER 336-747-6961) AND THE DESIGNATED EROSION CONTROL INSPECTOR OF
THEIR ANTICIPATED DATE TO LEAVE THE SITE. AN ON -SITE INSPECTION WILL BE
CONDUCTED PRIOR TO THE LEAVE DATE BY MR. FOGARTY AND THE DESIGNATED
EROSION CONTROL INSPECTOR TO MAKE CERTAIN ALL ACTION ITMES HAVE BEEN
ADDRESSED BY THE CONTRACTOR..
8. CONTINUE TO MAINTAIN EROSION CONTROL MEASURES UNTIL VEGETATIVE COVER
HAS BEEN ESTABLISHED OVER ALL DISTURBED AREAS AND SITE HAS BEEN
STABILIZED. REMOVE EROSION CONTROL MEASURES ONLY AFTER FINAL
INSPECTION AND APPROVAL BY INSPECTOR.
EROSION CONTROL MAINTENANCE PLAN
2-12-13
1. INSPECT ALL SEDIMENTATION AND EROSION CONTROL DEVICES FOR STABILITY AND
FUNCTION EACH WEEK AND FOLLOWING EACH RAINFALL EVENT.
2. REMOVE SILT/SEDIMENT FROM TEMPORARY DEVICES WHEN ACCUMULATED VOLUME
HAS REACHED 50% CAPACITY.
3. REMOVE ACCUMULATED SILT/SEDIMENT FROM BEHIND TEMPORARY SEDIMENT FENCE
WHEN DEPTH EXCEEDS APPROXIMATELY 0.5'. REPAIR AND REPLACE SILT FENCE AS
NECESSARY.
4. SEED AND STABILIZE TEMPORARY DIVERSION BERMS IMMEDIATELY AFTER
CONSTRUCTION INCLUDING "CLEAN" WATER DIVERSION BERMS. RE-GRADE/REPAIR
BERMS AS REQUIRED.
5. CONTRACTOR SHALL APPOINT AN ON -SITE INSPECTOR AND MAINTAIN RECORDS OF
INSPECTIONS IN ACCORDANCE WITH THE PROVISIONS OF THE GENERAL NPDES
STORMWATER DISCHARGE PERMIT FOR CONSTRUCTION ACTIVITIES.
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SITE INDIVIDUAL
LOT EROSION
CONTROL
PLAN
GRAPHIC SCALE SHEET
30 0 15 30 60 120
C1
( IN FEET )
1 inch = 30 ft.