SW6211003_Plansheet - Grading/Drainage Plan_20211019

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/........_......_............_ ry a rNOTE TCONTRACTOR:
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s� ♦ S 5 F / t �1 �e / zo .o EX.TP / / THE NCDEQ STOPAIWATER MANAGEMENT PERMIT REQUIRES THE DESIGN PROFESSIONAL TO
LOIN \ �O ♦ FO Old VV , / / / PERIODICALLY OBSERVE THE CONSTRUCTION OF THE STORMWATER MANAGEMENT SYSTEM
/ - �h / / AND TO PREPARE A DESIGNER'S CONSTRUCTION CERTIFICATION FOR SUBMITTAL TO NCDEQ
10 f LIMITS OF J���� LO 20 . TS O /GRASS �� / / / PRIOR TO THE CERTIFICATE OF OCCUPANCY BEING ISSUED FOR THE PROJECT. THE
21 WATERLINE DISTURBANCE - /
/ CHANNEL#2 1105 208.6 EX.TP / �
HOKECOUNTY L CONTRACTOR SHALL COORDINATE WITH THE DESIGN CONSULTANT FOR THE CONSTRUCTION
f DEPARTMENT/ /[R / / / OBSERVATION AND PREPARATION OF THE CONSTRUCTION CERTIFICATION BY CONTACTING:
�LO / LIMITS OF ✓ / /
DISTURBANCE / /
� / MATT LOWDER, PE - TRIANGLE SITE DESIGN, PLLC
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/ I� 919-553-6570
O . • jM q �� � � F [e-mail]
/ �1 FO /' / LONG. o SS CHANNEL LINING
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PROJECTBENCHMARK � 1�
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BOLTBETWEENU&EIN / /
/ ° 'MUELLER" FO
GRASS CHAIWEL #1
"
1.24 6
1.0
1.0'
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2:1
STRAW WITH NET
NAGDS 75
GRASS CHANNEL #2
1,34%
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5.0'
2:1
STRAW WITH NET
NAG DS75
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/ �O / / / �/ / / _� Downspout EXTEND LINING TO W EXTEND LINING TO
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Transition Boot TOP OF DITCH TOP OF DITCH �-
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/ FO / / / 6" MIN. FREEBOARD '
FO //' / / / sty; H CHANNEL LINING) 'SS
\(FO,.,,�L\ / / / / / 12'Dlaximum Proposed Grade B
45' Bend
8" on 1.00%Min. Slope GRASS CHANNEL
2 N.T.S.
Refer to drainage p
rS" 5" PRO SERIES LOAD STAR OR
/ tCAST IRON / for size of storm sewer / MIN. SAW CUT SECTION AT 5 CHANNEL
RO SERIES GRATE
/ NOTE: 6" NEW FELT EXPANSION JOINT
/ A / V V IV SPO U 1 DETAIL ALL DOWNSPOUT COLLECTOR
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EROSION CONTROL NOTEII
AN EROSION AND SEDIMENTATION CONTROL PERMIT SHALL BE
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STTRVF,Y NOTE-.
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ALL EXISTING BOUNDARY AND TOPOGRAPHIC INFORMATION
TAKEN FROM A LAND SURVEY PREPARED BY: MCNEILL SURVEYING.
STREAM/WETLAND NOTE:
THERE ARE NO PROPOSED IMPACTS TO ANY 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 37109422ooJ, DATED OCTOBER 17, 2006. MAPS
QUBJECT TO CHANGE BY FEMA J
#4 REBAR HORIZONTAL PLACE TOP
EXISTING SOILS
& BTM. OF CONC. POUR 3" CLR @ BT14.
#3 OR #4 REBAR STAKE
MT). SECTION
SUSPENSION METHOD.
LENGTH OF STAKE
NOTES:
APROX. W'.
,. CHANNELS TO BE INSTALLED WITH GRATE. GRATE TO BE PROTECTED FROM CONCRETE POUR
2. INSTALLATION TO BE COMPLETED IN ACCORDANCE 1NTTH MANUFACTURER'S SPECIFICATIONS.
3. DO NOT SCALE DRAWING.
4. THIS DRAWNG IS INTENDED FOR USE BY ARCHITECTS, ENGINEERS, CONTRACTORS, CONSULTANTS
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AND N �S
DESIGN PROFESSIONALS FOR PLANNING PURPOSES ONLY,.�*w.,o.
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5. ALL INFORMATION CONTAINED HEREIN WAS CURRENT AT THE TIME OF DEVELOPMENT BUT MUST BE REVIEWED NDS, INC.
AND APPROVED BY THE PRODUCT MANUFACTURER TO BE CONSIDERED ACCURATE.
851 NORTH HARVARD AVE.
LINDSAY, CA 93247
CHANNEL DRAIN SYSTEM
TOLL FREE: 1-Boo-726-1994
3
PHONE: [phone]
5" PRO SERIES INSTALLATION DETAIL
FAX: [phone]
ewwv.ndsproxom
I. 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.
1o. ANY GRADING, BEYOND THE LIMITS OF CONSTRUCTION AS SHOWN ON THE GRADING PLAN, IS SUBJECT
TO A FINE.
1T. 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 3o 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.
2o. 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.
DRAINAGE NOTES
L A MINIMUM GRADE OF o.5o % 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 OTHERAPPLICABLE CRITERIA:
A. NO MORE THAN Soo LF OF TRENCH MAY BE OPENED AT ONE TIME.
B. EXCAVATED MATERIAL SHALL BE PLACED ON THE UPHILL SIDE OF TRENCHES.
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.
D. MATERIAL USED FOR BACK -FILLING TRENCHES SHALL BE PROPERLY COMPACTED IN ORDER TO
MINIMIZE EROSION AND PROMOTE STABILIZATION.
E. RESTABALIZATION SHALL BE ACCOMPLISHED IN ACCORDANCE WITH THE EROSION AND SEDIMENT
CONTROL REGULATIONS.
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.
1o. 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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CONSULTANT:
Bowman North Carolina, Ltd.
(Formerly Triangle Site Design, PLLC)
4004 Barrett Drive, Suite 101
Raleigh, NC 27609
[phone]
[e-mail]
FIRM# F-1445
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OWNER/DEVELOPER:
RHETSON COMPANIES, INC.
ATTN. ALAN CAGLE
2075 JUNIPER LAKE ROAD
WEST END, NC 27376
[phone]
[e-mail]
This document, together with the
concepts and designs presented
herein, as an instrument of services,
is intended only for the specific
purpose and client for which it was
prepared. Reuse of and improper
reliance on this document without
written authorization and
adaptation by Bowman North
Carolina, Ltd. shall be without
liability to Bowman North Carolina,
Ltd.
CIO
0
CIO
Drawn
Checked
Rhetson Project# 20138
Project No. 058001
Initial Date: September 20, 2021
Title
GRADING &
DRAINAGE
PLAN
Sheet NoC-4
)G#23213-Red Springs (Hoke