SW6220203_Plansheet C4.0 - Grading_Drainage Plan_20220225

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(WATER -TIGHT) I ,
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INV=379.0
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TRACT 1 /
2.841 ACRES /
A PORTION OF /
PIN: 6941 5000 1009 /
ROBERT KENETH CUFge
D.B. 924, PG. 18N
P.C. 2-45, MAP OU
TOTAL AREA= 2.841 ACRES
LESS 0.256 ACRES WITHIN
ROAD RIGHT-OF-W Y
2.585 NET AMES
1
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MIN. SAW CUT
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a EXISTING OR NEW
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DROP INLET #102
o RIM=379.4
l o INV=376.0
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164'-15"HDPE
@ 0.55%
o (WATER -TIGHT)
N TAPER
PAVEMENT
LIMITS OF
DISTURBANCE
SIDEWALK /
FLUSH WITH
PAVEMENT /
01
DROP INLET #101
RIM=380.3
INV=375.1
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/4 REBAR HORIZONTAL PLACE TOP Ji
EXISTING SOILS
do BTM. OF CONIC. POUR 3" CLR 0 BTM. SECTION
(��
#3 OR #4 REBAR STAKE
SUSPENSION METHOD.
NOTES:
LENGTH OF STAKE
1. CHANNELS TO BE INSTALLED WITH GRATE. GRATE TO BE PROTECTED FROM
APROX. 16".
CONCRETE POUR
2. INSTALLATION TO BE COMPLETED IN ACCORDANCE WITH MANUFACTURER'S
��MMWI
®...,,.,
SPECIFICATIONS.
b.,....,. a
3. DO NOT SCALE DRAWING.
NDS, INC.
4. THIS DRAWING IS INTENDED FOR USE BY ARCHITECTS, ENGINEERS,
851 NORTH HARVARD AVE.
CONTRACTORS, CONSULTANTS AND DESIGN PROFESSIONALS FOR PLANNING
LINDSAY, CA 93247
PURPOSES ONLY.
TOLL FREE: 1-800-726-1994
5. ALL INFORMATION CONTAINED HEREIN WAS CURRENT AT THE TIME OF
PHONE: [phone]
DEVELOPMENT BUT MUST BE REVIEWED AND APPROVED BY THE PRODUCT
MANUFACTURER TO BE CONSIDERED ACCURATE.
FAX: [phone]
www.ndspro.com
CHANNEL DRAIN SYSTEM
2
5" PRO SERIES INSTALLATION DETAIL
378TP /
1�
379-9-
TP
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LEGEND:
TS..........
TOP OF SIDEWALK
TC..........
TOP OF CURB
GT..........
GUTTER FLOW LINE
TP..........
TOP OF PAVEMENT
TW..........
TOP OF WALL
BW..........
BOTTOM OF WALL
CB ..........
CATCH BASIN
GI ............
GRATE INLET
FES..........
FLARED END SECTION
YI............YARD
INLET
GR..........GROUND
..........FLOW
DIRECTION ARROW
THE NCDEQ STORMWATER MANAGEMENT PERMIT REQUIRES THE
DESIGN PROFESSIONAL TO PERIODICALLY OBSERVE THE
CONSTRUCTION OF THE STORMWATER MANAGEMENT SYSTEM
AND TO PREPARE A DESIGNER'S CONSTRUCTION CERTIFICATION
FOR SUBMITTAL TO NCDEQ PRIOR TO THE CERTIFICATE OF
OCCUPANCY BEING ISSUED FOR THE PROJECT. THE
CONTRACTOR SHALL COORDINATE WITH THE DESIGN
CONSULTANT FOR THE CONSTRUCTION OBSERVATION AND
PREPARATION OF THE CONSTRUCTION CERTIFICATION BY
CONTACTING:
MATT LOWDER, PE - BOWMAN NORTH CAROLINA, LTD.
919-553-6570
[e-mail]
EROSION CONTROL NOTES:
AN EROSION AND SEDIMENTATION CONTROL PERMIT SHALL BE
REQUIRED BY NCDEQ PRIOR TO START OF CONSTRUCTION.
SURVEY NOTE:
ALL EXISTING BOUNDARY AND TOPOGRAPHIC INFORMATION
TAKEN FROM A LAND SURVEY PREPARED BY: MCNEILL
SURVEYING.
STREAM/WETLAND NOTE:
THERE ARE NO EXISTING STREAM/AND OR WETLAND FEATURES
ON THE PROPOSED PARCEL.
FLOOD ZONE NOTE:
THE PROPERTY IS LOCATED IN FLOOD ZONE X AS SHOWN ON
FEMA FLOOD PANED 3710940400J, DATED OCTOBER 17, 2006.
MAPS SUBJECT TO CHANGE BY FEMA
\,379TP \
380TP
69'-15"HDPE @ MATCH
379 EX TP (WATER -TIGHT) - VEMENT
LOD
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INV=377.0 s
LIMITS OF 3>9
DISTURBANCE
LOD
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GRADING NOTES
1. REFER TO THE SITE PLAN FOR RELATED NOTES.
2. ALL CONTOURS AND SPOT ELEVATIONS REFLECT FINISHED GRADES.
3. ALL ELEVATIONS ARE IN REFERENCE TO THE BENCHMARK, AND THIS MUST BE VERIFIED BY THE
GENERAL CONTRACTOR PRIOR TO GROUND BREAKING.
4. THE CONTRACTOR SHALL IMMEDIATELY REPORT TO OWNER ANY DISCREPANCIES FOUND BETWEEN
ACTUAL FIELD CONDITIONS AND CONSTRUCTION DOCUMENTS AND SHALL WAIT FOR INSTRUCTION
PRIOR TO PROCEEDING.
5. THE CONTRACTOR SHALL BE RESPONSIBLE FOR LOCATING AND PROTECTING EXISTING UTILITIES,
AND SHALL REPAIR ALL DAMAGE TO EXISTING UTILITIES THAT OCCUR DURING CONSTRUCTION.
6. THE CONTRACTOR SHALL BLEND NEW EARTHWORK SMOOTHLY TO TRANSITION BACK TO EXISTING
GRADE.
7. LIMITS OF CLEARING SHOWN ON GRADING PLAN ARE BASED UPON THE APPROXIMATE CUT AND
FILL SLOPE LIMITS, OR OTHER GRADING REQUIREMENTS.
8. THE PROPOSED CONTOURS SHOWN IN DRIVES AND PARKING LOTS AND SIDEWALKS ARE FINISHED
ELEVATIONS INCLUDING ASPHALT. REFER TO PAVEMENT CROSS SECTION DATA TO ESTABLISH
CORRECT SUBBASE OR AGGREGATE BASE COURSE ELEVATIONS TO BE COMPLETED UNDER THIS
CONTRACT.
9. THE CONTRACTOR SHALL ENSURE POSITIVE DRAINAGE SO THAT RUNOFF WILL DRAIN BY GRAVITY
FLOW ACROSS NEW PAVEMENT AREAS TO NEW OR EXISTING DRAINAGE INLETS OR SHEET
OVERLAND.
10. ANY GRADING, BEYOND THE LIMITS OF CONSTRUCTION AS SHOWN ON THE GRADING PLAN, IS
SUBJECT TO A FINE.
11. GRADING WITHOUT AN APPROVED EROSION CONTROL PLAN IS SUBJECT TO A FINE.
12. STABILIZATION IS THE BEST FORM OF EROSION CONTROL. TEMPORARY SEEDING IS NECESSARY
TO ACHIEVE EROSION CONTROL ON DENUDED AREAS AND ESPECIALLY WHEN THE CONSTRUCTION
SEQUENCE REQUIRES IT.
13. ALL GRADED SLOPES ARE TO BE SEEDED OR LANDSCAPED WITHIN 15 DAYS OF COMPLETION OF
GRADING. ALL REMAINING AREAS ARE TO BE SEEDED WITHIN 30 DAYS.
14. EXISTING GRADES, CONTOURS, UTILITIES AND OTHER EXISTING FEATURES FROM FIELD RUN
SURVEY.
15. THE CONTRACTOR SHALL INCLUDE IN THE CONTRACT PRICE ANY DEWATERING NECESSARY TO
CONSTRUCT THE PROJECT AS SHOWN ON THE PLANS.
16. THE CONTRACTOR IS RESPONSIBLE FOR THE DESIGN AND IMPLEMENTATION OF ALL SHEETING,
SHORING, BRACING AND SPECIAL EXCAVATION MEASURES REQUIRED TO MEET OSHA, FEDERAL,
STATE, AND LOCAL REGULATIONS PURSUANT TO THE INSTALLATION OF THE WORK INDICATED ON
THESE DRAWINGS. THE DESIGN ENGINEER ACCEPTS NO RESPONSIBILITY FOR THE DESIGN(S) TO
INSTALL SAID ITEMS.
17. THE CONTRACTOR SHALL REFER TO THE ARCHITECTURAL PLANS FOR EXACT LOCATION,
ELEVATION, AND DIMENSIONS OF EXIT DOORS, RAMPS, BUILDING DIMENSIONS, AND EXACT
BUILDING UTILITY ENTRANCE LOCATIONS.
18. ALL FILL MATERIALS, EXISTING BUILDING FOUNDATIONS, PAVEMENT AND UTILITY STRUCTURES,
TOPSOIL, AND ANY OTHER DELETERIOUS MATERIALS SHALL BE COMPLETELY REMOVED FROM
WITHIN THE BEARING ZONE BELOW THE STRUCTURE.
19. ALL FOUNDATION EXCAVATION SHALL BE INSPECTED BY A QUALIFIED GEOTECHNICAL
REPRESENTATIVE TO DETERMINE WHETHER UNSUITABLE MATERIAL MUST BE REMOVED. ALL
UNDESIREABLE MATERIAL SHALL BE REMOVED, BACKFILLED AND COMPACTED AS REQUIRED BY
THE GEOTECHNICAL REPRESENTATIVE.
20. ALL CUT OR FILL SLOPES SHALL BE 3:1 OR FLATTER UNLESS OTHERWISE NOTED OR DEPICTED.
21. THE CONTRACTOR SHALL ADHERE TO ALL TERMS & CONDITIONS AS OUTLINED IN THE GENERAL
N.P.D.E.S PERMIT FOR STORMWATER DISCHARGE ASSOCIATED WITH CONSTRUCTION ACTIVITIES.
22. CONTRACTOR SHALL ADJUST AND/OR CUT EXISTING PAVEMENT AS NECESSARY TO ASSURE A
SMOOTH FIT AND CONTINUOUS GRADE.
23. CONTRACTOR SHALL ENSURE POSITIVE DRAINAGE AWAY FROM BUILDINGS FOR ALL NATURAL AND
PAVED AREAS.
24. ALL UNSURFACED AREAS DISTRURBED BY GRADING OPERATION SHALL RECEIVE 4 INCHES OF
TOPSOIL CONTRACTOR SHALL APPLY STABILIZATION FABRIC TO ALL SLOPES 3H:1V OR STEEPER.
25. CONSTRUCTION SHALL COMPLY WITH ALL APPLICABLE GOVERNING CODES AND BE CONSTRUCTED
TO SAME.
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Refer to drainage plant
for size of storm sewer
NOTE:
DOWNSPOUT DETAIL ALL DOWNSPOUT
N.T.S. COLLECTOR PIPE SHALL
BE SCHEDULE 40 PVC
OR HDPE
DRAINAGE NOTES
1. A MINIMUM GRADE OF 0.50 % SHALL BE MAINTAINED ON ALL PIPES, UNLESS OTHERWISE NOTED.
2. PIPE LENGTHS AND SLOPES INDICATED ON THE PLANS ARE APPROXIMATE ONLY.
3. UNDERGROUND UTILITY LINES SHALL BE INSTALLED IN ACCORDANCE WITH THE FOLLOWING STANDARDS IN
ADDITION TO OTHER APPLICABLE CRITERIA:
3.A. NO MORE THAN 500 LF OF TRENCH MAY BE OPENED AT ONE TIME.
3.13. EXCAVATED MATERIAL SHALL BE PLACED ON THE UPHILL SIDE OF TRENCHES.
3.C. EFFLUENT FROM DEWATERING OPERATIONS SHALL BE FILTERED OR PASSED THROUGH AN APPROVED
SEDIMENT TRAPPING DEVICE, OR BOTH, AND DISCHARGED IN A MANNER THAT DOES NOT ADVERSELY
AFFECT FLOWING STREAMS OR OFF -SITE PROPERTY.
3.D. MATERIAL USED FOR BACK -FILLING TRENCHES SHALL BE PROPERLY COMPACTED IN ORDER TO MINIMIZE
EROSION AND PROMOTE STABILIZATION.
3.E. RESTABALIZATION SHALL BE ACCOMPLISHED IN ACCORDANCE WITH THE EROSION AND SEDIMENT CONTROL
REGULATIONS.
3.F. APPLICABLE SAFETY REGULATIONS SHALL BE COMPLIED WITH.
4. CATCH BASINS, MANHOLES, FRAMES, GRATES, ETC. SHALL MEET THE REQUIREMENTS OF THE LATEST EDITION
OF THE NORTH CAROLINA DEPARTMENT OF TRANSPORTATION STANDARD DRAWINGS. REFERENCE THE
FOLLOWING STANDARD DETAILS:
840.02 - CONCRETE CATCH BASIN 840.03 - FRAME, GRATES, AND HOOD FOR CATCH BASINS
840.14 - CONCRETE DROP INLET 840.04 - CONCRETE OPEN THROAT CATCH BASIN
840.14 - CONCRETE DROP INLET 840.16 - DROP INLET FRAME AND GRATES
840.31 - CONCRETE JUNCTION BOX 840.36 - TRAFFIC BEARING GRATED DROP INLET
840.52 - PRECAST MANHOLE 840.45 - PRECAST DRAINAGE STRUCTURE
838.80 - PRECAST CONCRETE ENDWALL
5. ALL PIPES SHALL BE LAID ON STRAIGHT ALIGNMENTS AND EVEN GRADES USING A PIPE LASER OR OTHER
ACCURATE METHOD.
6. STORM PIPE SHALL BE AS FOLLOW UNLESS OTHERWISE NOTED:
TYPE 1: RCP, CLASS III PER ASTM C-76, WITH FLEXIBLE PLASTIC BITUMEN GASKETS AT JOINTS.
TYPE 2: HIGH DENSITY POLYETHYLENE PIPE (HDPE) - AASHTO DESIGNATION M252 TYPE S, M294 TYPE S
AND MP7-97 TYPE S, SMOOTH INTERIOR/ANNULAR EXTERIOR. ONLY PERMITTED WHEN SPECIFICALLY
INDICATED ON THE CONSTRUCTION DRAWINGS. PIPE SHALL BE INSTALLED IN ACCORDANCE WITH PIPE
MANUFACTURER'S INSTALLATION GUIDELINES. PIPE JOINTS AND FITTINGS SHALL BE WATERTIGHT.
7. ALL STORM DRAINAGE WITHIN THE PUBLIC ROADS SHALL BE CLASS III REINFORCED CONCRETE PIPE UNLESS
OTHERWISE NOTED.
8. EXISTING DRAINAGE STRUCTURES TO BE INSPECTED AND REPAIRED AS NEEDED, AND EXISTING PIPES TO BE
CLEANED OUT TO REMOVE SILT AND DEBRIS.
9. IF ANY EXISTING STRUCTURES TO REMAIN ARE DAMAGED DURING CONSTRUCTION IT SHALL BE THE
CONTRACTORS RESPONSIBILITY TO REPAIR AND/OR REPLACE THE EXISTING STRUCTURE AS NECESSARY TO
RETURN IT TO EXISTING CONDITIONS OR BETTER.
10. ALL STORM PIPE ENTERING STRUCTURES SHALL BE GROUTED TO ASSURE CONNECTION AT STRUCTURE IS
WATERTIGHT.
11. PRECAST STRUCTURES MAYBE USED AT CONTRACTORS OPTION.
12. ALL STORM SEWER MANHOLES IN PAVED AREAS SHALL BE FLUSH WITH PAVEMENT, AND SHALL HAVE TRAFFIC
BEARING RING & COVERS. MANHOLES IN UNPAVED AREAS SHALL BE 6" ABOVE FINISH GRADE. LIDS SHALL
BE LABELED "STORM SEWER".
13. STRUCTURE TOP ELEVATIONS SHOWN HERE ARE APPROXIMATE. CONTRACTOR SHALL ADJUST AS NECESSARY.
14. RIM ELEVATIONS AS NOTED ARE TO THE GUTTER FLOW LINE.
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PLAN STATUS
AIN• -9-22 11ST SUBMISSION
BEFORE YOU DIG ,
STO P
CALL 1-800-632-4949 DATE DESCRIPTION
N.C. ONE -CALL CENTER Know what's below.
IT'S THE LAWRG RG
Call before you dig. DESIGN DRAWN CHKD
SCALE H: 1 " = XNX'
V: BJ%A, XXX'
GRAPHIC SCALE OB No. TSD-058-011
30 0 ,s 30 so 120 DATE FEBRUARY 9, 2022
FILE No.
( IN FEET )
1 inch = 30 ft.
I
Cad file name: P:\058-Rhetson Companies\011-DG-
Plans\Construction Documents\058-011-GRP.dwq
SHEET C4"0