20150266 Ver 2 - Culvert_riprap_removal 3-16-18 - 3/16/2018

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1 /8" 1/4- 1 1113/8" 111111111
1/2" 1 111111111113/4" 1
1 4 8 12 16 20 24 28 32 36 40 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 1 2 3 4
SHALLOW SEDIMENT PIT
AT END OF WATER BAR
aeIf
- 6" WEIR
RIP RAP /WASHED STONE SECTION A - A
FILTER AROUND SEDIMENT PIT VIEW LOOKING DOWNSTREAM
RIP RAP /WASHED STONE
FILTER AROUND SEDIMENT PIT
A EXTEND ROAD SECTION AROUND TRAP
WATERBAR INSTALL TRAP AT GRADE
APPROX. 2% SLOPE
A �G 41:9
SMALL SEDIMENT PIT AT
SECTION VIEW END OF WATER BAR
2:1 SIDE SLOPES
OR FLATTER. 5:1 MAX
COMPACTED SOIL FOR VEHICLE CROSSING
ABC STONE
(CRUSHER -RUN) SIS
18" MIN
9"
SECTION THROUGH WATER BAR
NOTES:
1. FOR ALL ACCESS ROAD SLOPES GREATER THAN 10% , GRAVEL AND INSTALL
WATER BAR.
2. TO BE USED ON R/W AS CONDITIONS WARRANT, WHERE MORE EXTENSIVE
GRADING/GRAVELING IS REQUIRED FOR ACCESS CONSTRUCTION.
3. FOR ALL PROPOSED ACCESS ROADS, WATER BARS HAVE BEEN SHOWN ON
THE EROSION AND SEDIMENT CONTROL PLAN DRAWINGS ONLY IN AREAS
WHERE THE SLOPE EXCEEDS APPROXIMATELY 10%(f). HOWEVER, WEATHER
AND/OR ENVIRONMENTAL CONDITIONS MAY REQUIRE THE INSTALLATION OF
WATER BARS AND/OR WATER BARS WITH SEDIMENT PITS IN AREAS WITH
LESSER SLOPE. WHERE SUCH CONDITIONS OCCUR, WATER BARS SHALL BE
INSTALLED PER THE SPACING IN THE ABOVE TABLE.
INSTALLATION FREQUENCY
SLOPE
SPACING
TRAP VOLUME
TRAP SIZE
WEIR SIZE
(%)
(FT)
(CU.FT.)
(Recommended)
(Length)
<5%
125
63
3'x7'x3'DEEP
2'
5 TO 10
100
50
3'x6'x3'DEEP
2-
10 TO 20
75
38
3'x5'x2.5'DEEP
2-
20 TO 35
50
25
TxTxTDEEP
2'
>35
25
13
3'x2'x2.5'DEEP
2'
c\ WATERBAR WITH SEDIMENT PIT
V f NOT TO SCALE
STREAMBANK
BEYOND ROADWAY
2-3" DIAMETER WASHED STONE, 6" DEEP
EXTEND 25' BEYOND BANK ON EACH SIDE
\\. � 1 FT.
1Tr RIP -RAP FILL
WITH CLASS A)
PLACE FILTER #57 WASHED
STONE AROUND PIPE TO - _ _ _ PIPE SIZED TO CARRY NORMAL FLOW
PREVENT CRUSHING I _ i, WHEN FLOWING HALF FULL. USE
DUCTILE IRON, CMP, OR RCP ONLY.
24" DIA MIN SECTION VIEW
<I
Q
Lu
STONE /
(6" DEEP) /
CLASS A RIP -RAP
STREAM BANK
NOTES:
1. SLOPE APPROACHES TO CROSSING 2:1 OR FLATTER
2. SPILLWAY LENGTH=BANK TO BANK WIDTH OF STREAM OR AS SHOWN ON PLAN.
3. PIPE TO EXTEND 1' BEYOND LIMITS OF RIP -RAP.
4. CLASS A RIP -RAP TO BE USED TO ARMOR BANKS.
WET CROSSING
NOT TO SCALE
25 FT (TYP.)
FENCE POST (TYP.)
4"X4" TREATED LUMBER OR
3"+/- ROUND, TREATED FENCE POST
(MIN. 3' EMBEDMENT -EARTH)
FIBERGLASS/COMPOSITE/TIMBER (OR GRAVEL) MATS FOR APPROACH
BRIDGE PANELS TO BE SUPPORTED ON SUBGRADE
APPROX. (L) VARIES
Y L
SUPPORTED
BRIDGE PANELS
STREAM
TIMBER SUPPORT
INSTALL GRAVEL OR FIBERGLASS/COMPOSITE/TIMBER MATS FOR APPROACH
GENERAL BRIDGE NOTES:
APPROX.
YL
SUPPORTED
1. BRIDGE STRUCTURE SHALL BE CONSTRUCTED AT OR ABOVE BANK ELEVATION TO PREVENT THE ENTRAPMENT OF FLOATING MATERIALS AND DEBRIS.
2. ABUTMENTS SHALL BE PLACED PARALLEL TO AND ON STABLE BANKS. FIBERGLASS/COMPOSITE MATS SHALL BE UTILIZED FOR THE BRIDGE ABUTMENT.
THE CONTRACTOR SHALL BE RESPONSIBLE FOR INSTALLING BRIDGE ABUTMENTS.
3. BRIDGE SPANS SHALL BE CONSTRUCTED TO SPAN THE ENTIRE CHANNEL.
4. WITH REMOVAL OF THE BRIDGE, ALL DISTURBED AREAS SHALL BE SEEDED AND MULCHED FOR STABILIZATION IMMEDIATELY.
5. ALL BRIDGES SHALL BE INSTALLED PERPENDICULAR OR NEAR PERPENDICULAR TO STREAM CHANNELS.
6. TO BE USED FOR CROSSING STREAMS THAT CANNOT BE CROSSED VIA MATS
7. STRUCTURAL ADEQUACY SUITABLE FOR THE EQUIPMENT TO BE EMPLOYED SHALL BE BY OTHERS.
o1 TEMPORARY BRIDGE
V J NOT TO SCALE
SUPPORT FENCE POST
MIN. 4"X4" TREATED LUMBER
BRACE - 4"X4" TREATED LUMBER
GATE POST - MIN. 12"X12" TREATED TIMBER
TWO HINGES (INSTALL TOP ONE DOWN,
BOTTOM ONE UP)
STANDARD TWO 4'X 10' TUBULAR
STEEL FARM GATES
BRACE - 4" X 4" TREATED LUMBER
MIN. Y EMBEDMENT IN EARTH
SUPPORT/FENCE POST
MIN. 3' EMBEDMENT IN CONCRETE
BARBED WIRE CROSSED AND
MIN. 3' EMBEDMENT IN CONCERETE WRAPPED AROUND BRACE POSTS
(GALVANIZED OR ALUMINUM COATED
STEEL, 2 STRANDED, 2-1/2 TO
15-1/2 GAGE STEEL, 4 -POINT BARBS -
NOTE: ASTM A121)
GATE SHOULD BE INSTALLED AS DIRECTED BY ENGINEER (GATE SHOULD OPEN "IN", WHERE POSSIBLE)
n1 TYPICAL PIPE GATE
a J NOT TO SCALE
CAP STONE BACKFILL WITH
#57 STONE FOR DRIVEABILITY
FILTER FABRIC LINER
PLACE FILTER STONE AROUND
PIPE TO PREVENT CRUSHING
BURY DEPTH - CULVERTS TO PLACED SUCH THAT
INVERTS ARE BURIED IN STREAM BED (0.20 x DIA.)
WASHED STONE
6" TYP.
WXI_
_F7! WITH
71 CLASS 1 RIP RAP
CULVERT
SECTION VIEW
STREAM
PLAN VIEW
j/
NOTES:
1. ROAD APPROACHES CROSSING 5:1 OR FLATTER.
2. PIPE TO EXTEND A MINIMUM DISTANCE OF V BEYOND LIMITS OF RIP RAP
FILL.
3. NCDOT STD. CLASS 1 RIP RAP TO BE USED TO ARMOR BANKS.
4. CULVERT INSTALLATION MUST BE PERFORMED IN "DRY" CONDITIONS.
FLOWING STREAMS SHALL BE DAMMED WITH WATER PUMPED AROUND
CONSTRUCTION UNTIL CULVERT INSTALLATION IS COMPLETE.
PERMANENT CULVERT INSTALLATION
(ROCK BACKFILL ONLY) NOT TO SCALE
TRANSMISSION
LINE STRUCTURE
(BY OTHERS)
APPROX
20' x 50'
MAX. 10% SLOPE
THICKNESS PER
SPECIFICATIONS
6" (MIN.) CRUSHED STONE/
CRUSH AND RUN AGGREGATE
CRANE PAD
NOT TO SCALE
PROJECT MANAGER:
N. BASS
ENGINEER:
J. ERVIN
DESIGNER:
C. HOPKINS
DRAFTER:
C. HOPKINS
DATE:
11/01/2017
SCALE:
NTS
CHECKED BY:
N. BASS
ELEC. APPROVAL:
N/A
CIVIL APPROVAL:
N/A
PROJECT DESIGNED FOR:
MOUNTAIN ELECTRIC
COOPERATIVE
PROJECT:
SUGAR MOUNTAIN 69kV
TRANSMISSION LINE
"TI TLE:
EROSION CONTROL
DETAILS
UC SYNERGETIC °
UC SYNERGETIC, LLC.
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Fort Mill, SC 29715
North Carolina COA No. #F-1217
r
NOTICE:
THE DATA IN THIS DOCUMENT INCORPORATES
PROPRIETARY RIGHTS OF UC SYNERGETIC, LLC.
ANY PARTY ACCEPTING THIS DOCUMENT DOES
SO IN CONFIDENCE AND AGREES THAT IT SHALL
NOT BE DUPLICATED IN WHOLE OR PART, NOR
DISCLOSED TO OTHERS WITHOUT THE CONSENT
OF UC SYNERGETIC, LLC.
CONTRACTOR SHALL VERIFY ALL CONDITIONS ON
JOB SITE & NOTIFY PROJECT MANAGER OF ANY
VARIATIONS FROM DIMENSIONS SHOWN ON THESE
DRAWINGS BEFORE PROCEEDING WITH ANY
CONSTRUCTION.
'SEAL
SEAL
r PROJECT NUMBER
07794-000
DRAWING SEQ REV.
No.
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