SW6230804_Plansheet - Grading/Drainage Plan_20240621 (2)

GRADING & DRAINAGE NOTES:
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1. ALL STORM DRAINAGE PIPING SHALL BE CLASS III RCP UNLESS NOTED OTHERWISE. N
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2. ALL CONSTRUCTION SHALL BE IN ACCORDANCE WITH NCDEQ, NCDOT,AND HARNETT COUNTY STANDARDS AND SPECIFICATIONS. I N
I I I 3. CONTRACTOR SHALL COORDINATE ALL GRADING OPERATIONS WITH THE OWNER'S GEOTECHNICAL ENGINEER,AS APPROPRIATE. z o 0 0 v w
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4. CONTRACTOR SHALL MAINTAIN POSITIVE SLOPE AND OUTFALL OF ANY FOUNDATION DRAIN SYSTEMS. "' w LLJ
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5. SPOT ELEVATIONS ON CURB REFER TO THE BACK OR TOP OF CURB(TOC)ELEVATION. ELEVATIONS ON STORM DRAINAGE m Of Lu
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TABULATIONS(SEE DETAIL SHEET) REFER TO EDGE OF PAVEMENT(EOP) ELEVATION. 0 z
6. ALL STORM DRAIN HOODS, MANHOLE COVERS AND GRATES ARE TO BE LABELED"NO DUMPING DRAINS TO STREAM".
I E I P - \\ \I - - - L - - - i - - 7. CONTRACTOR IS RESPONSIBLE FOR VERIFYING ALL GRADES PRIOR TO THE START OF CONSTRUCTION.
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8. THIS SITE IS ANTICIPATED TO BE A BALANCE EARTHWORK SITE. IN THE EVENT MATERIAL IS TAKEN OFF-SITE OR RECEIVED FROM AN V N_ o
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II N I �` - _ _/c - _ _ / I OFF-SITE SOURCE, NCDEQ MUST BE NOTIFIED AND THE MATERIAL MUST ORIGINATE FROM A PERMITTED FACILITY.
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9. RETAINING WALLS OVER 4'IN HEIGHT MUST BE PERMITTED SEPARATELY. Q J
OWNER SHALL BE RESPONSIBLE FOR OPERATION AND MAINTENANCE OF SCM. 0 L.L
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ui STORM DRAINAGE TABLE \ \ \ \ \\ \ \ I\ - - - - - - - - 3>
RIM ELEV INV IN(SLOPE) INV OUT(SLOPE) �- \ \ \ \ \ I /� N LL
INLET# TYPE CD (EOP) (FROM-SIZE) (TO-SIZE) \ \ \ \ \ 1 `� DI#107 - - -
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CD 410.00(1.11%) \ \ \ I 20 SCM ACCESS AND / _
U 100 FES -412.24 (101-15") \ \ \ \ \ I MAINTENANCE EASEMENT - - - _ - - - _ - CALL Ln cq
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w 101 RISER 415.00 409.73(1.11%)Lu
411.23(1.00/o) \ / - -
102 FES 415.06 (103-36")° \ \\ \\ \ \1\ I ` - `/�- / ' / - - 1 / ��`��S bN'�a o
NORTH CAROLINA z o
411.45(1.00%) 411.35(1.00%) - - w z
z 103 DI 414.90 104-24" 102-36" � \ \\ \\ \ \ ONE CALL CENTER � z
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w 412.49(1.00%) 412.39(1.00%) \ - 0'
104 DI 415.24 \ \ \ \
(105-24") (103-24")
w SCALE: 1 IN=30 FT
01 413.92(3.50%) 413.82(1.00%) \ \ \ \ I _ - - _ / w ' 30' 15' 0 30' 60'
LL105 DI 56
(106 18") (104 24") _
\ \ \ \ \ i I - / ^d / \ _ SCALE IN FEET
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z 106 DI 421.50 417.46(3.50%) 417.36(3.50%) \ \ \ 1 \ - - / - - - _ - - - - - _ HORIZONTAL
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CD
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107 DI 432.00 422.95(2.50%) 422.86(3.50%) \ \ T - - \ _ _ - - SEAL
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427.00(1.00%) 426.90(2.50%) \ \ I\ - - - - / - - _ p ;•�FESS/p' .•�
108 DI 430.50 (109 15") (107 18") \ - - - 4 ti
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DI#106 SEAL ��'� z
427.69(1.00%) \ I - - - - - - - 048 84 - -
109 DI 430.50 (108 15") \ \ 1 I - - -®- _ - - - Mao
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