NCC222141_Site Plan or Location Map_20220610

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PIPE END AND
___-- DISSIPATER PAD „ \ \ I I , 1 1I I , , -I-v , , l , rr l l / / l /fir / j / RESIDENTIAL
--- INV:490.0 5 - . r7 A14 I I I ' ' '+ -- 1 1 r\ I 1 ' �� i / l , , l / / _ - �'- C
-___--- „ PLACE 4"-12" --,ADS 12"x12" SQUARE CATCH BASIN I' ' I 1 1 I I `' 1 I j I 2:1 SLOPE / CONSTRUCTION _ _ = " O
„ 1 DIAMETER NATI Elm - "� I 1 1 I 1 ` I / / 1 q / / , ENTRANCE
OR APPROVED EQUAL BOULDER WALL / /cP
1�3 --- A11 STONES OVER INLE a
-_-�� -- - --- RAINWATER HARVESTING
pVAULT UP TO' ELEVA/T15N�.--D•FlREALINDALOCATE TO RE\C\EIVE ROOF
OVERFLOWING FROM ROOF �1� I1 I 1I , 1 I I I II I , In \I , r
-6,000 GALLONS (CST-6000 NTH 498.5 I , I, ' I ' '11 \ I nI I , ,1� r I \ \I r,r 1 I , III I i I I1I I i , II / / / l 11, 1, / lYi� l /,$ 1l / o /cn I l/ \ \ / i, / ' /, / /• /
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� V �BAFFLE OR APPROVED EQUAL \(NOT PIPED) 16//
-------- RIM:497.5 ^
BOTTOM: INV.495.5 CONCRETE
INLET/OUTLET INVERT:491.5 14 WASHOUT
L0\ .
v�
10AND SIGN
2:1 SLOPE
- ONW�
AREA TO \ 9 \ �. I I I I I I I r`v z
F BOULDER WALL \ / I I 121
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0.16AC � � k. \ l � � ' � I 1 i i \�'\ I , i i � - o „; \ I\ _ �- iv • --- <... � - - F�.,; - J 3 W
------- - F\�TPF LOD c� \� ' 1 I 1 �, ' \ ` - _ r +, �., >>� 1'' 1� W z
s 2 - - _ rPF\ / \ \ ��\�v \ i I r SILT FENCE` p a \\ \\^f % " w y - - r4 c L l 0� 0
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2T'l ' �� - \ rr 1 4 rr 1 rr 1 TREE PROTECTION
`\ T � �y'y� 1 /p / X FENCE (TYP.) I \ , l l l i l 11 11 �1 11 \ - i �- ♦ ,0 W
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11 ')1 � / � �v= • O QI ' 6" N 12 HDP _ \ / „ I I / / �i I _ _ v
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INSTALL INLET .------- --- - \ 'IN
Al2 x _ CONNECT ROOF DRAINS FROM / / ' r- ' I p' I 1 I I / / bs, ` '"
PROTECTION OVER. x--- �; r 1 ' ' 1 r I I I '" 1 1 I rr , 1 1 \ / - KEY
JUNCTION ,� LOWER ROOF TO SWALE rr I / r I ST ;: I •:•
RIM:498.0 _ I �\ 1 I \ I i " '.> .. I 8 I I - _
OPEN MANHOLE!
-- - - \ I ! I I 1 , / , I I I I ", $ �I I 1\.M\ri\ \ �/ rt Fvzs cxwo&n
TO RECEIVE INV:494.5 CONNECT LOWER ROOF
\ P \ __ I 1 1 I , BUFF I I �: I I I I L t \\\
DRAINAGE FROM ----- - DRAINS TO A7 A9 4" ` I 1 1 cn I I
TD-6 FLEXIBLE ♦ - " I ; i i ' I , \ I II 11. N%i :' LA i I I I \\
a NDS 6"x6" SQUARE A5 10 1 1 1 I I I I \\ \
HDPE PIPE / I cn I I I 1 1 \\\
T - --- ---- --- CATCH BASIN - INV-506.0 / I I , I 1 , 1 I 1 'S I Ir cn I \
W I I I I 11 \\\ \
RIM:509.5 __ dohI I ' 4- a 30 1 CONTACT INFORMATION:
> -- --- a --- INV. \ TWIN- - ` - 2 rr / I rr i I ' i i 1 I ~ I \ rr \ \ \ \ \ \ \ \ �1 I , � O I � I I I , 1 \\
_ _ \ 10 _ - _ _ % I I 1 I 1 , 1 , I 1`� I 1 h, 1 , , 1� \ \ \ LIMIT OF DISTURBANCE/CLEARING LIMITS LOD LOD
U$ I �\ \ OWNER / FINANCIALLY RESPONSIBLE PARTY: SILT FENCE -SF-SF-SF
A13 - - n` _ \ SILT FENCE / I `-- ; I ; i ; I, �, li S ' j\ 1 I J E I 15" CPP ' ANIRBAN AND GEETANJALI SHARMA EXISTING CONTOUR
NDS 12"x12" SQUARE _--- --- z - _ - _ - AREA TO \510 n OUTLET TYP. ' I 1 ' I Ali 1 ` 1 't I i I i INV.=545.02' 13100 ELMLEAF CT PROPOSED CONTOUR
\ 1 _ ( I ' r '+ DISSIPATER PAD I V I n l r
CATCH BASIN OR - - - - 16 - _ _ I / , \ , 1 1 \ I I 1 i / / 2 0\ fi
APPROVED RIM:509.0--�<-- o F _ _ _ _ _ _ - �-5 l�` , INv:515.0 , , / 1 1 I I , / r I \ RALEIGH, NC 27614 TREE PROTECTION FENCE TPF TPF
INV-507.0_ ---- --- _ --' 0.19AC I I I I 1 1`,'
- _ �\ �- - - �5 I I I ' I 1 I , ''�' i 1 1 I I I 1 �- TEMPORARY DIVERSION DITCH > >
�_--- _ _ __ - ��, - _ - - I� I I `�I I 'i i i ! i ENGINEER:
510� TD-5 - ����I / 11 1 li 1 1 1 AREA TO ANDREW JONES P.E. SILT FENCE OUTLET
A3 RETAINING r I , , I 1 I TD-4
_ _ _ - - --- I 9.0 - _ - ALL 2 - , 4. v i 1 %� CIVIL CONSULTANTS INC.
2� -- __-- w --- I I- vI ` I 11 1 1 ,S 1.69 AC TWA SUITE 201
' - - - - ____-- G - �I 1 1 2:1 SLOPE
, 1E 3708 LY KA PARKWAY, CATCH BASIN/YARD INLET PROTECTION
_--- ------------------ - - _ HDPE \ �n C N
=���� i _/ _ '' - _ RETAINING
- J\\ \\ ,CI I I ',BOU�BER WALL I Ti DURHAM, NC 27707
511 - WALL 1 \ I ll\ I„ i I' 1 i I i 1 1 919 381-2407 WATTLE
--------- TD-7-------
/ �/ ( ) `♦+���♦+�t �y't _N- RESIDENTIAL CONSTRUCTION ENTRANCE SITE INFORMATION: '
CHECK DAM% -------- I 'ri i I l
I I 1 II
I�- COUNTY ZONING: RESIDENTIAL DISTRICT-1
INLET _--_______ ------(TYI
MATTINGPROTECTION T PARCEL AREA: 2.79 ACRES
� r- IT DISTURBED AREA: 0.85 ACRES (37,000 SF)1-`RETAINING WALL KILO
-
�\ I �
BOULDER WALL
525 4 �' 525 SEQUENCE:CONSTRUCTION
ROCK RIP RAP LINING a
-off
5'20-
_ r \`� \ A2 �\ I I
_ i_� -- --- \ 12' MIN WIDTH HEADWALL I' �' APPLICATION AT LEAST 30 DAYS PRIOR TOSUBMIT A LAND DISTURBING PERMIT O
TP-rPF , - 530: I F ,
AREA TO I PF:' �•• •• �T� -- ---- CONFORMING TO NCDOT
-7 �_� - _� 530• _ N __ 1 ANY LAND DISTURBING ACTIVITY OCCURRING. CHECK DAM
OO100� --, \ i \ - APPROVED EQUAL �� I' 11
__ _ Ip
0.05AC TD-1 - �� 7r/ QO) w 5_15 - '1�-_ - - -TOP OF WALL:525.1 , I 1 . , , 1 2. ORGANIZE PRE -CONSTRUCTION MEETING WITH �1 C-'
525 - - - - - -� }, r - --_ -_-________ ___ ROCK FILTER INLET PROTECTION
------ N
..,, - - � „ ' I i I ', �, ', '� CHATHAM COUNTY WATERSHED PROTECTION
j
,_,,-NDS 24"x24" SQUARE, ��`��LOD��� _ �001 TPF _ -_ ,�__ ��� _______ __ ROCK FILTER INLETI \\\ II I 1 I, ',�-\ DEPARTMENT TO REVIEW SITE PLAN PRIOR TO
----------� ,CATCH BASIN OR A6 \ ,,,'_, rJ rr�R _ _ ---- ----- PROTECTION I 1 I I , \
// APPROVED EQUAL LAND DISTURBING ACTIVITIES. LAND -DISTURBING PERMIT AND APPROVED PLANS WILL BE PROVIDED AT THIS MEETING. r•T� p_', Z
1 9 CONNECT EAST ROOF DRAINS /?1 / - - -540 ? ` --___- _ �_-`� _`---------
-------- RIM:521.0 TO A6 NDS 6"x6" SQUARE '' Tp�C „`` _..• _, 1 1 \ \
� INV:510.0 /�- 2:1 SLOPE - ------------- ----
CATCH BASIN - _ , \ \ \ \ \ 3. INSTALL THE FOLLOWING TEMPORARY EROSION CONTROL MEASURES ACCORDING TO THE INFORMATION DISCUSSED
RIM:509.0 - �,� ,, ,, 2Q% TIFF DURING _BOULDER WALL--- ` ----- _� ---------- \\ \ \ `, `\ DURING THE PRE -CONSTRUCTION MEETING: Z
530' INV. LOD ' ---- --- r ---- \
-�' �"Z 3.1. INSTALL TREE PROTECTION FENCE, SILT FENCE, SILT FENCE OUTLETS, CONSTRUCTION ENTRANCE, WATTLES, AND a O a
------- - `\ \\ \\ \ CONCRETE WASHOUT. " �----_--------�,-a
3.2.INSTALL RAINWATER HARVESTING VAULT AND STORMWATER PIPING AND STRUCTURES A3-A4 AND A10-A13. INSTALL
AREA TO - ----------------- ------ \\ \ \ \ x
, TD-3 _ _ - - �r_--------------- „-______--_ `.\ \ \\ \ \ INLET PROTECTION ON ALL INSTALLED CATCH BASINS AND INSTALL THE DISSIPATER PAD AT A10.
AREA TO 0.20AC - -5 - - - - - -'Z-- `. �� �`� \ \ 1'` 3.3.INSTALL ALL TEMPORARY DIVERSION DITCHES WITH SPECIFIED LINERS AND CHECK DAMS. C
\ I `- MINIMAL CLEARING MAY OCCUR IN THE IMMEDIATE AREA OF ALL MEASURES TO PROVIDE FOR INSTALLATION. �1 W
1.11 AC'/- ' q ____1�-� _ _-„_,--_____-- ------_____ cam- \ ,TWIN `\\ 4. CONTACT CHATHAM COUNTY WATERSHED PROTECTION DEPARTMENT STAFF TO SCHEDULE AN INSPECTION OF ALL
- - _ INSTALLED MEASURES. PERMITTED LAND DISTURBING ACTIVITIES MAY BEGIN ONCE MEASURES ARE INSTALLED AND
- / APPROVED.
- \ "
NII
AREA TO _ I __--�_`� -�__ �N `\\ \\\ '88\ \\ \`\ '\\ 5. BEGIN ROUGH GRADING FOR THE DRIVEWAY AND INSTALL THE PROPOSED CULVERT. COMPLETE SITE CLEARING AND
0.3AC `V _-----`----____ � ---_ \`\ � `,, \ \\S44 GRUBBING. INSTALL THE FOLLOWING TEMPORARY EROSION CONTROL MEASURES:
o - _ � `\\ \`\ 5.1. IMMEDIATELY FOLLOWING CONSTRUCTION OF THE DRIVEWAY, COMPLETE CONSTRUCTION OF RETAINING WALLS AND
►w - - - - - - �__� \ �� 6; BOULDER WALLS TO STABILIZE THE DRIVEWAY SLOPES.
` `�5.2. FOLLOWING ROUGH GRADING AND FOUNDATION CONSTRUCTION, INSTALL THE REMAINING PIPE INFRASTRUCTURE AND
`\
`♦ I �� -- -� --__ -�� '1�,\� \�1 \ C" \�¢�, SWALES WITH EROSION CONTROL MEASURES SPECIFIED ON PLANS.
1 .10\ �� \ ��.����-��,�\ 5.3. FOLLOWING ROOF INSTALLATION, CONNECT GUTTERS TO ROOF DRAIN PIPING.
�- \ `\�� 5.4.ONCE ENTIRE SITE IS STABILIZED, REMOVE ACCUMULATED SEDIMENT FROM THE PROPOSED RAINWATER HARVESTING
Tiq`�1 "1_ 1 VAULT.
/ � \
\ASS \`\\ \\\ \ 6. COMPLETE SELF -INSPECTIONS WEEKLY AND WITHIN 24 HOURS OR A 0.5"OR GREATER RAINFALL EVENT.
7. MAINTAIN ALL EROSION AND SEDIMENT CONTROL MEASURES IN GOOD WORKING ORDER. SILT FENCE, INLET PROTECTION
DRAINAGE SWALE SCHEDULE AND OTHER SIMILAR MEASURES MUST BE CLEANED OUT WHEN THEY ARE HALF FULL. CLOGGED SILT FENCE OUTLETS MUST
Cross -Section 2-Year Rainfall 10-Year Rainfall Swale Liner BE REFRESHED/REPLACED. SILT FENCE CANNOT HAVE HOLES OR TEARS.
8. GROUND COVER SHALL BE PROVIDED AS FOLLOWS: z
Approx. Left Bottom Right Min. Bottom Drainage Flow Flow Shear Flow Flow Shear Installed uj
8.2.STABILIZE BASINS WITH GROUND COVER IMMEDIATELY AFTER INSTALLATION. (IF APPLICABLE) 2
Swale Length Side Width Side Depth Slope Area Runoff Q2 Depth Velocity Stress Q10 Depth Velocity Stress Service Width* Swale
Designation ft (X1 ft X1 ft �) ( ) ) () (p) (p f) ( ) () (p) (p f) p () g 8.3.STABILIZE DIVERSION DITCHES INTENDED TO BE IN SERVICE FOR (14) DAYS OR MORE WITH TEMPORARY SEEDING AND O
g () ) () ( ) () (/o ac. C-Value (cfs ft (fps) s cfs ft (fps) s Specification* Duration ft Designation EROSION CONTROL MATTING. (IF APPLICABLE)
TD- 1 50 3 -- 3 1.0 1.90 1.11 0.30 1.55 0.42 2.92 0.50 1.97 0.53 2.34 0.63 BioNet S75BN Temporary 6.7 TD- 1 J
8.4.FOR ALL AREAS OF MODERATE AND/OR STEEP SLOPES, STABILIZE AREA WITH SEED AND MATTING IF THE SLOPE O
0
TD- 2 150 3 -- 3 1.0 14.00 0.31 0.20 0.36 0.17 4.29 1.46 0.46 0.32 1.52 2.77 9" Rock Rip Rap Permanent 6.0 TD- 2 HAS NOT BEEN DISTURBED FOR A PERIOD OF (7) DAYS. z
8.5.PROVIDE GROUND COVER SUFFICIENT TO RESTRAIN EROSION ON ANY PORTION OF THE SITE UPON WHICH FURTHER p O
TD- 3 70 3 -- 3 1.0 24.00 0.20 0.20 0.23 0.13 4.70 1.92 0.30 0.24 1.66 3.65 9" Rock Rip Rap Permanent 6.0 TD- 3 LAND -DISTURBING ACTIVITY IS NOT BEING UNDERTAKEN WITHIN (14) CALENDAR DAYS OF TEMPORARILY OR Z
TD- 4 120 3 -- 3 1.0 7.50 1.69 0.30 2.36 0.38 5.43 1.78 3.00 0.72 1.92 3.38 9" Rock Rip Rap Permanent 6.0 TD- 4 PERMANENTLY SUSPENDING LAND DISTURBING ACTIVITY. E O
8.6.ESTABLISH PERMANENT GROUND COVER SUFFICIENT TO RESTRAIN EROSION IMMEDIATELY FOLLOWING COMPLETION OF
TD- 5 50 3 -- 3 1.0 6.00 0.19 0.20 0.22 0.16 2.76 0.61 0.28 0.21 2.21 0.77 9" Rock Rip Rap Permanent 6.0 TD- 5 CONSTRUCTION OR DEVELOPMENT AND/OR PRIOR TO FINAL INSPECTION. w �
0 w
TD- 6 90 3 -- 3 1.0 4.30 0.16 0.20 0.19 0.16 2.34 0.44 0.24 0.21 1.87 0.55 BioNet S75BN Temporary 6.7 TD- 6 9. RE -INSTALL ADEQUATE EROSION AND SEDIMENT CONTROL MEASURES AND/OR INCREASE MAINTENANCE FREQUENCY
TD- 7 40 3 -- 3 1.0 1.00 0.05 0.20 0.06 0.14 1.02 0.09 0.08 0.18 0.82 0.11 Grass Only Permanent - TD- 7 WHERE APPROVED MEASURES FAIL TO PREVENT ACCELERATED EROSION, OFF -SITE SEDIMENTATION, OR REPETITIVE w o
*Notes: NON-COMPLIANCE ISSUES. ¢ 5N
N_
1. Liner products specified above are manufactured by Tensar North American Green. Similar products may be substituted with Engineers approval. 10. MEASURES MUST BE INSTALLED AT THE BACK OF CURB TO RESTRICT ALL VEHICLE ACCESS TO THE CONSTRUCTION LO
2. Install all products per manufacturers recommendations. Where a permanent liner is specified, install liner prior to initial seeding. ENTRANCE. ALL MEASURES MUST BE INSTALLED ACCORDING TO THE APPROVED PLAN UNLESS APPROVED IN THE FIELD BY w T
CHATHAM COUNTY WATERSHED PROTECTION DEPARTMENT STAFF (APPROVED FIELD REVISION).
11. MODIFICATIONS TO THE APPROVED AND PERMITTED PLANS SHALL BE APPROVED, BY CHATHAM COUNTY WATERSHED DATE: MARCH 21, 2022
PROTECTION DEPARTMENT STAFF ONLY, PRIOR TO REMOVAL OR INSTALLATION. CONTACT CHATHAM COUNTY WATERSHED THIS DRAWING AND THE DESIGN HEREON
CNSULTANTS
PROTECTION DEPARTMENT STAFF TO REQUEST AN INSPECTION AND OBTAIN A SIGN -OFF ON THE PLANS OR AN APPROVED we THETHEPROPERTY IN ORMATIONOINITHISDRAWINGIS'
NOT FOR USE ON ANY OTHER SITE OR PROJECT.
FIELD REVISION. THE REPRODUCTION OR OTHER USE OF THIS
DRAWING IN WHOLE OR IN PART, WITHOUT
OF
12. ONCE GRADING AND CONSTRUCTION ACTIVITIES ARE COMPLETE, TEMPORARY MEASURES ARE REMOVED, AND THE SITE WRITTEN CONSENT
S RB OHIITED.NSULTANTS,INc.,
IS STABILIZED CALL CHATHAM COUNTY WATERSHED PROTECTION DIVISION STAFF TO SCHEDULE THE FINAL INSPECTION. COPYRIGHT 2021 CIVIL CONSULTANTS, INC.
13. ONCE THE FINAL INSPECTION IS COMPLETE THE PERMIT WILL BE CLOSED AND NO ADDITIONAL GROUND DISTURBING
GRAPHIC SCALE ACTIVITIES CAN OCCUR SHEET NO.
a
° 20 0 10 20 40
Know what's below. ( IN FEET
Call before you dig. 1 inch = 20 ft. C2
(Or call:1-800-632-4949)
Z:\Shared Fold ers\Proj ects\Corona \28044\DWG\28044. dwg, C2, 5/25/2022 1:44:42 PM