SW8920201_Approved Plans_19920206

540.00'
186.00' 64.00' -
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A - se / TEMPORARY SILT FENCE ! ----,
` EDGE' OF GRADE ELEV 59.00' ! ,\
-58
TEMPORARY STONE CHECK DAM ,
7 FENCE
21Q.00' t\ TEMPORARY GRAVEL ,
! CONSTRUCTION ENTRANCE (L NCSk1592
o X 1 0 4' EENCE +
' , CLEARING LIMITS o_ . ! o ,
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1 TEMPORARY SILT FENCES O ro, w e ! - 58 a - , m ___-e_- ___e_�- t� R tTYP)
tl (,' r o -- _ ` CROWN ELEV. 59.75 --_=---- - 1 P2'
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BLEARING LIMITS ! v , �2 <S ! w '' ! I 10 ABOVE AND
,1 Jt X X-�X X' STONE DISSIPATOR BELOW P2
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+ ; , , ' •` � ,, IN ,.- - , ,l TEMPORARY_ STO E CHECK DAM
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t�l. ♦ ' , EDGE OF GRADE- ELEV. 59.00'
58 ! .'' , tts�` t 1 \ �•)1j. 1 11 ` 56 7,1
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L COMPLETE ALL EROSION CONTROL MEASURES, CLEARING, GRADING AND DRAINAGE ACCORDING
TO APPROVED EROSION CONTROL PLAN TEXT AND DRAWINGS.ko
2. INSTALL PIPE P2 WITH FLARED END -SECTIONS AT INLET AND OUTLET AND STONE LINING
IN ROADSIDE DITCH AND CONSTRUCT TEMPORARY GRAVEL CONSTRUCTION ENTRANCE PRIOR TOK
ALL OTHER WORK. STONE LINING: CLASS A EROSION CONTROL STONE, 1O' LONG AT -INLET
AND OUTLET, 9' THICK; BASE: ABC STONE, 3" THICK, ON FILTER FABRIC.
3. CLEAR FOR ACCESS ROAD, SUBSTATION AND TRANSMISSION TAP WITHIN BOUNDARY SHOWN.
DO NOT CLEAR MORE THAN 5 ACRES.
DO NOT ENTER WETLAND PORTIONS OF SITE. `'
s� \I COILO
/ fill
4. INSTALL SILT FENCE WHERE SHOWN.
ACCESS ROAD DATA TABLE
STATION
DESCRIPTION
ELEV.
0+00
BEGINNING OF ALIGNMENT
59.75
0+20
HPC1 & VPC1 `
59.75
0+73.12
HPTI & HPC2
59.69
1+20
VPTl
59.53
1+36.10
HPT2
59.46
4+27.60
VPC2
58.21
5+27.60
VPT2
57.88
7+20.11
VPC3
57.44
8+20.11
VPT3
57.33
$+30.11 j
END OF ALIGNMENT
57.83
5. EXCAVATE DITCHES D1- 04, USE 4.?0 L HORIZONTAL TO VERTICAL, SIDE SLOPES.
INSTALL STONE CHECK DAMS AT D3 AND D4 OUTLETS. TEMPORARILY SEED DITCHES; MULCH ! `;; ' �'``.� �. • , ,_ r `/' ri +
WITH STRAW HELD WITH NETTING
EARTH WORK
6. INSTALL PIPES PIA&B WITH FLARED END SECTION AT INLET AND OUTLET AND CLASS A
'EROSION CONTROL STONE DISSIPATOR AT OUTLET.
Cut Volume: 889 CU YD
Ill
DISSIPATOR: DEPTH 9 v BOTTOM WIDTH 7.5 , TO 15 , LENGTH 20 BASE IS BC
STONE, 3 THICK ON FILTER FABRIC._ - . , �^. ;� �1 ; _ , ,1/' �'tlt Fill Volume: 3060 CU YD
' \\\ ,`
Net Vo
7. STRIP ANY TOPSOIL OR UNSUITABLE SOILS. USE SUITABLE PORTION AS FILL. GRADE Icy = , �,; . , ♦ r, + l Y _
ACCESS ROAD AND SUBSTATION. USE 4 TO -L HORIZONTAL TO VERTICAL, SLOPES. x
� -` -- ume: -2171 CU D
COMPACT SOIL IN THIN LIFTS TO 95% STANDARD PROCTOR MAXIMUM DRY DENSITY. '''N :1
FROM OPERATED MINES OR Z ,ao - �`. , „ NOTE: THE ABOVE VOLUMES DO NOT
8. OBTAIN ALL OFF. SITE BORROW SOIL AND STONE 0M LEGALLY Y L . , , -. - - -� , ,
APPROVED SOURCES. s*. ; , _r . - \ J , ,' INCLUDE STRIPPINGS
- TH= LENGTH =820+. '
9. COVER ACCESS -ROAD WITH 6 IN THICK LAYER ABC STONE. WID 20 . E _ �`-" '�, �` ; -`: `_, -, _ J,l� J •
10. INSTALL FENCES.
IL PERMANENTLY SEED, LIME, FERTILIZE AND MULCH ALL DISTURBED AREAS OUTSIDE
- ` Vic'{ ...•, = : � , _ _ �.-M ?P `- . •.... _ / / / , U
AS MULCH
PERIMETER FENCE AND ACCESS ROAD. USE STRAW HELD IN PLACE WITH NETTING U
IN DITCHES. y
�_. ._ CARol"!,,
2. AT N F BSTATION CONSTRUCTION FINE GRADE SUBSTATION YARD AND COVER FENCED :�. _ ......, ®,
.AREA WITH ABC STONE, 4" THICK.
C4 00�tssIp,DEM
13. RESEED AREAS NEEDING REPAIR.
SEAT 'e
4 WHEN ALL DISTURBED AREAS ARE STABILIZED' REMOVE SEDIMENT FENCE AND CHECK DAMS. =
1� � 11312
15. ALL PIPES ARE 44' LONG,15- RCP.
®�� ®sP�,°,.GrE�.• \5.� CAR®L A POWER �LIGHT COMPANY
16. IMPERVIOUS AREA - INITIAL DEVELOPMENT L3 ACRES / 16.7 ACRES =7.8%
INITIAL AND FUTURE DEVELOPMENT L7 ACRES / 16.7 ACRES = 10.2% RALEIGH, N.C.
TOPSAIL 230 KV SUBSTATION
GRADING- PLAN
-----------------------------------------..-----------------------------------
LOCATION PENDER COUNTY NORTH CAROLINA
•-------- -e---------- --- -------------- ---- ------ -
SCALE __ 1"_ 50` ----- PLOT SCALE - 50:1
K RMP -------------RMP ------
-0 1/22/92 INITIAL RELEASE
SFC RMP RMP oRawH--C- CH .--------- aPP.---------
DATE 1/15/92 DwC. �o RDC-2581g
NO. DATE REVISION BY CK. APP. 1/ 15 9 ------ , __ R --------------------------
-------- -----
rAn CTl C' K10 _