SW3230602_Plansheet - Grading/Drainage Plan_20230914

GENERAL NOTES:
1. LIMITS OF DISTURBANCE(LOD)SHALL REMAIN LESS THAN 43,560 SF,
OTHERWISE AN EROSION CONTROL PERMIT WILL BE REQUIRED. z
2. ANY DISTURBANCE OUTSIDE OF THE LOD SHOWN ON THIS PLAN WILL BE A — M LLj O
VIOLATION AND SUBJECT TO FINES. ROADWAYS, ROADSIDE DITCHES AND I \ - - - - - - - - - - - - co �,; O
co
TIE OUTS ARE THE EXTENT OF THE GRADING PURPOSES OF THIS / j- w ¢ N ON
PLAN SET. ; ; I ; I \` w V w V N
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3. SEPTIC FIELD AREAS, DRIVEWAYS AND HOUSE PADS ARE NOT INCLUDED IN \ j \ \ / LLI .I N o
THE LOD AT THE TIME OF CURRENT PERMITTING. THE HOME BUILDER WILL m - co
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BE RESPONSIBLE FOR OBTAINING GRADING AND EROSION CONTROL ; I 1 \ \ / \ / ,' Z W � coPERMITS AS NECESSARY FOR THESE ITEMS AT A LATER DATE AND UNDER I ; I \ \ / / / J \ / W U ~ O
SEPARATE COVER.
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4. THE LOCATION OF DRIVEWAYS AND DRIVEWAY PIPES SHOWN ARE SUBJECTBUFFER / J
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TO CHANGE AS THE HOME BUILDER DEVELOPS EACH LOT IN THE FUTURE. / e,':� '♦, : N Z
THE SIZE OF THE DRIVEWAY PIPES SHALL NOT BE REDUCED FROM WHAT IS
SHOWN ON THIS PLAN. ; \ / PARCEL ID:01144034 \ / ; V ,'' '�,+;�;: '♦; s�;
\ / OWNERS:TORRENCE �� `n `♦• '♦
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5. CONTRACTOR SHALL INSTALL EROSION CONTROL MEASURES(ROCK CHECK \ I / \ ZONE:RA-40 +
DAMS OR WATTLES, RIPRAP APRONS, RIPRAP STABILIZATION, ETC.)AS y�2 / \ r`:: : r '' ,i + ♦ 80
NEEDED TO ACCOMMODATE FIELD CONDITIONS AND LIMIT THE AMOUNT OF % ,
DISTURBED RUNOFF LEAVING THE SITE. \ 1p I \ /�-`L• ' ♦' tl j� • \
6. CONTRACTOR SHALL MAINTAIN EFFORTS TO ELIMINATE DISTURBED RUNOFF \ \ / CR S
FROM ENTERING THE EXISTING STREAMS. \ - % ;;• + ' I / �" ' ' I I I I I I I i
7. ALL DRIVEWAY PIPES SHALL BE ADS HP STORM UNLESS OTHERWISE NOTED. FfARCEL ID:61144011 /. ' -� r + Q. ' ... `�i�OWNERS:LONG KRISTIE
SUBSTITUTIONS WITH ENGINEER&NCOOT PRIOR TO INSTALLATION. l '' '. '•.'+
REFER TO THE SPEC SHEET ON C-6.2. CONTRACTOR SHALL CONFIRM \ / ROETHER I " f I �� S S/O/L Y
/ / n ;/•' 0 _ ;Q� < _
�i ZONE:RA
',+ ,+ r ♦`' ' \ '-� . .N �g 9
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04550,9
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480
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\ STREAM CENTERLINE . + 1 FENCE, TYP.
♦L /
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PROPERTY LINE BRANCH—_ , . - +��;. .k+ ` TO REMAIN
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♦`'�� ♦♦'�•r ` TAX PIN:01144012B a Cn
(A PORTION OF THE PROPERTY z (3
DESCRIBED IN BK. 76-73) W W
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PROP.40 TREE SAVE :♦ '. /
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PHASE 2 -AREA RESERVED °;'
' FOR FUTURE DEVELOPMENT +,
+
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+ ''� J o PARCEL ID:01114001 0 0 0
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OWNERS:JAMES AND ' ' ��
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JUDY MCCLELLAN ,' I / p I �\I 1 Z a '/ 7
ZONE:RA-40 / I O LLJ L
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u� .`♦ I �` I. AMANDA LITTLE /
PUBLIC R/W TO BE \ ', i / cn , ZONE:RA= 1 V cy
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I ZONE:RA-40 PARCEL ID:01)44012N I ; ;
OWNERS:EMERALD IRCEL ID:01144012P \ PARCEL ID:01144012R OWNERS:EMERALD ^i
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1 inch = 100 ft.

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\ 1 INV. IN:533.95 OWNERS:EMERALD POINTE T
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\ 29'OF 15"HP @ 4.35/0 (EX. MAINTENANCE RIW VARIABLE \ \ EX. 12 MID i \ /
INV. IN:528.43 (REF.SECTION WIDTH FROM CENTERLINE) \ \ / �+J
INV. OUT:527.16 I ON THIS SHEET) ( BENCHMARK \ — s PARCEL ID:o1144012T
1 60d NAIL 17 OWNERS:EMERALD
I N:506783.77 — I \ POINTEREALTY& ct
1 E:1590888.48 CONSTRUCTION INC
IELEV:543.49 I \ ZONE:RA-40 / /
I I NAD 8312011 1 I /
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I I OWNERS:EMERALD
POINTEREALTY& ;
PARCEL ID:01144012R CONSTRUCTION INC \
/ PARCEL ID:011446120 OWNERS:EMERALD ZONE:RA-40 /
PARCEL ID:d1144012 POINTE REALTY& \
PARCEL ID:01144012N / PARCEL ID:01144012P OWNERS:EMERALD
/ OWNERS:EMERALD OWNERS:EMERALD POINTE REALTY& OWNERS:EMERALD CONSTRUCTION INC I
POINTE REALTY&
POINTE REALTY& CONSTRUCTION INC ZONE:RA-40 I
POINTE REALTY& CONSTRUCTION INC
PARCEL ID:0 BOBBY
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EX. VEGETATED SLOPES a
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TO REMAIN UNDISTURBED o 0
(TYP.)
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—�� 23 6 4 14 1 -
530 6.0. EX. GRADE 530 530 \ 530 ? O
EX. GRADE
m z �
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525 525 525 525 °
GRAPHIC SCALE
EXISTING SWALE "1A" EXISTING SWALE "1B" 0 40' 80' Sheet
SCALE: 1"=5' SCALE: 1"=5'
EXISTING VEGETATED SLOPES EXISTING VEGETATED SLOPES
( IN FEET ) C-4. 1
1 inch = 40 ft.

PHASE 2 -AREA RESERVED + +X+ +
FOR FUTURE DEVELOPMENT /
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+ + + Lu
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+
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CQC I / + h + A PORTION OF
C I No + + + + + + TAX PIN:011440128
(A PORTION OF THE PROPERTY
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/ 51 ._513.17 + + + + ~ z
PERMANENT SWALE N I I . " �<, + + + +
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( I � + + O U
ON THIS SHEET) o 513.00 (REF.SECTION �d+ + + + U
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513512.95 512.85 f+ + + + \ / a z O
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INV. IN'500.40 + V p g U
/ oo PUBLIC RIW TO BE I INV. OUT:500.02
EX. SWALE 1B * 3 DEDICATED TO NCDOT + + +
h\ + 31'OF 15"HP @ 3.87% + + + / c� -T-
(REF. SECTION + (30'WEST OF EX. CENTERLINE) _ / + + �_
INV. IN:505.82 - +
ON SHEET C-4.1 - - - - -
INV. OUT:504.62 I + 7 - - �� z O O
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PROP. 10' / : PROP. CLASS 8 i - = --T Fib---T - _ - _ p O O
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INV. IN:499.08 / p '15 ^ R
INV. OUT:498.38 0 0 0
- - - - - - - - - - - - - - - - - - - - - - - - - MyRD
- SR 16RIABLE
\ \ 31'OF 15"HP @ 1.77% (EX �MAINTENANCCEN
WIDTH FROM CENTERLINE
INV. IN:501.70 /
EX. PROPERTY LINE INV. OUT:501.15
/ CIL EX. DITCH 63'OF 18"RCP @ 0.56%1 APPROX. LOCATION OF PARCEL ID:01144012Y /
29'OF 15"HP @ 6.10% INV. IN:507.65 DRIVEWAY PIPES, TYP. OWNERS:EMERALD POINTE /
INV. IN:516.54 INV. OUT:507.30 TO BE INSTALLED BY '
I . . / REALTY ZONESRA 40TION INC
NV OUT:51477
' o HOME BUILDER U
lPARCEL ID:01144012X / J
/ OWNERS:EMERALD \ r^
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PARCEL ID:01144012W ZONE:RA-40 7
/ PARCEL ID:01144012V \ _ T
OWNERS:EMERALD y
OWNERS:EMERALD \ / / / \ ^ Q(�
' POINTEREALTY& POINTEREALTY& 1JL
CONSTRUCTION INC / CONSTRUCTION INC LU '^
PARCEL ID:01 U ZONE:RA-40 V J
OWNERS:EMERALD POINTE ZONE:RA-40 / \ / / 7 n U
REALTY&CONSTRUCTION INC
ZONE:RA-40 \
cj� U CL m 0
520 520 510 510 c Q W C Z
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EX. GRADE U
515 - _ 515 505 �
EX. GRADE 505 LLI
EX. EOP
-3 8 0/0/
PROP. GRADE �0 -9.2:1
PROP. EOP -
510 5.0' 510 500 - 500
EX. VEGETATED SLOPES
TO REMAIN UNDISTURBED
PROP.8"WL (TYP.)
Y
505 505 495 495
lr
PERMANENT SWALE "CALVARY SOUTH" EXISTING SWALE "IC"
SCALE: 1"=5' SCALE: 1"=5' U z
LINE WITH NORTH AMERICAN GREEN EXISTING VEGETATED SLOPES U O
S75 OR APPROVED EQUAL L
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Location Inlet StormStorm Runoff Pipe Calculations (maximum discharge velocity shall be 10fps) C r N co
V LL m N
Pipe Actual z 0 ¢ M
Percent Percent Composite Inlet Combined Pipe Actual (V > o
I (in/hr) Material Pipe Slope Capacity d/dm Pipe Upstream Downstream Pipe �. z
Pipe Name (acres) Pervious Impervious Runoff Discharge Q Discharge Length Size (in) Vfull (fps) Q/Q-full v/V-full Vpipe Q W
(o ) (o ) (10-yr) ( ) Qp p ( ) n (%) O Q s II ratio ( p ) Time Invert Invert Material Q
/o /o Coeff. C cfs i e cfs ft ( ) (fps) ( ) � o 0
LOT 1 DWY PIPE 0.23 80% 20% 0.43 6.03 0.6 0.6 0.012 4.34% 29 15 11.9 14.57 0.04 0.15 0.45 5.34 0.09 528.43 527.16 HP
LOT 3 DWY PIPE 0.20 80% 20% 0.43 6.03 0.5 0.5 0.012 2.38% 29 15 8.8 10.78 0.05 0.15 0.45 3.95 0.12 533.95 533.26 HP z z
LOT 4 DWY PIPE 0.19 80% 20% 0.43 6.03 0.5 1.0 0.012 8.80% 29 15 16.9 20.73 0.05 0.15 0.45 7.60 0.19 525.30 522.75 HP Cf)
> co
LOT 5 DWY PIPE 0.17 80% 20% 0.43 6.03 0.4 1.4 0.012 6.10% 29 15 14.1 17.26 0.08 0.17 0.45 6.33 0.26 516.54 514.77 HP m o
z
CAVALRY PIPE 0.73 80% 20% 0.43 6.03 1.9 3.3 0.012 0.56% 63 18 4.8 8.50 0.39 0.41 0.87 4.19 0.25 507.65 507.30 RCP
W
LOT 6 DWY PIPE 0.12 80% 20% 0.43 6.03 0.3 3.7 0.012 3.87% 31 15 11.2 13.75 0.27 0.35 0.82 9.19 0.32 505.82 504.62 HP GRAPHIC SCALE
LOT 7 DWY PIPE 0.07 80% 20% 0.43 6.03 0.2 3.8 0.012 1.77% 31 15 7.6 1 9.31 0.41 0.44 0.87 6.60 0.40 1 501.70 501.15 HP 1 0 40' 80' Sheet
LOT 8 DWY PIPE 1 0.51 80% 20% 0.43 6.03 1.3 5.2 0.012 1.22% 31 15 6.3 7.73 0.67 0.58 1.05 6.62 0.47 500.40 500.02 HP
LOT 9 DWY PIPE 0.12 80% 20% 0.43 6.03 0.3 5.5 0.012 2.26% 31 15 8.6 10.50 0.52 1 0.50 0.99 8.47 0.54 499.08 498.38 HP ( IN FEET ) C-4.2
1 inch = 40 ft.

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END OF PH U �� IN .• G
m PAVEMENT W W ��i�yF�l/ C K\� \��\
07/2023
PROP. GRADE —
1.95% FUTURE GRADE
ud
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N o U
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PARCEL ID:61144012U — (/) vJ
WNERS:EMERALD POINTEO
ULIJ
REALTY&CONSTRUCTION INC g
ZONE:RA-40 I °) I , ,' I •' � � �► �
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10, PROP. 10' O O
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UTILITY ESMT PROP.SEPTIC ,' � M
/i I DRAIN FIELD, TYP. W O
(APPROXIMATE)
L O
5
29'OF 15"HP @ 6.10% r 1
INV. IN:516.54 I \ / V ct
C/L EX. DITCH
INV. OUT:514.77 I I \ /520 . I / LL1
' I` -+ PERMANENT SWALE /
"CAVALRY SOUTH" /
M ,f I (REF. TYP. SECTION CAVALI4 RIDGE LANE
ON SHEET C-4.2) (50'PUBLIC R/W)
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D 515
PARCEL ID:01144012V
m m ' I 510 512 �
OWNERS:EMERALD m �] U
\ POINTE REALTY& z c 10+00'
CONSTRUCTION INC I
1+00 ti 2+00 3+00 3+37
_ _ _O — ' � m m
z A� O 513.11
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ZONE:RA-40 �— 512.95 m ~ I—
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' " ' LL,I L,I o
M -03 63'OF 18"RCP @ 0.56%
INV. IN:507.65 510 �, —
` INV. OUT:507.30 513.48- _ _ _ - - - - - O
513.27\ I '�'51° W
+ 512.8 513.175. � r N
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CL
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104-FES i 1 I - m �
\- 30' I a z DC ¢
31'OF 15"HP @ 3.87% 6
I INV. IN:505.82 O z
I INV. OUT.504.62
PARCEL ID:01144012W ct
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OWNERS:EMERALD 1 3 3 M Z C)
POINTEREALTY& _ -
z =
CONSTRUCTION INC I I I I + ® m
ZONE:RA-40 I PROP. WELL, TYP.
(APPROXIMATE) J i oLij
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' — — — — GRAPHIC SCALE
0 40' 80' Sheet
( IN FEET ) C-4- 3
1 inch = 40 ft.