E-502_Elec_Details_Rev-1_10Aug2017.pdf
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AMENDMENT 0004 REV ELECTRICAL DETAILS
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SHEET OF
US Army Corps of Engineers Seattle District
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FOR OFFICIAL USE ONLY
FOR OFFICIAL USE ONLY E-502
E L
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T R
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CASING PIPE BELOW RAILROAD AND WEST ENTRANCE ROAD
A
5" FIBERGLASS
CONDUIT
4" (COMM)
FIBERGLASS
CONDUIT
5" FIBERGLASS
CONDUIT
24" OD CASING
SCHEDULE 40
(.0688") CASING
WALL THICKNESS
ELECTRICAL DUCTBANK
C
6" 5.52" 3" 3" 5.52" 6"
.5
.5
4.46"
5" 5"
5"5" 4"
4"
4" (COMM SPARE)
FIBERGLASS
CONDUIT
5" FIBERGLASS
CONDUIT
24" OD CASING
SCHEDULE 40
(.0688") CASING
WALL THICKNESS
M
IN
M
IN
55'-0" MIN
CASING
X X
X X
5'
RAILROAD CROSSING DETAIL
E
* SEE PROFILE SHEET C-200
R A
IL
R
O A
D T
R A
C K
C E
N T
E R
L
IN
E
RAILROAD
RIGHT-OF-WAY
FENCE
HYBRID BORE SPACER.
5' MAXIMUM OR AS APPROVED
BY MANUFACTURER
M
IN
M
IN
5'
WEST ENTRANCE ROAD CROSSING DETAIL
F
* SEE PROFILE SHEET C-200
2-24" CASING PIPES
W E
S T
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T R
A N
C E
R O
A D
C E
N T
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L
IN
E
CONDUITS
E D
G E
O F
P A
V E
M E
N T
95%
COMPACT
BACKFILL
UNIFORM CUT LINE
EXISTING BASE COURSE
WARNING
IDENTIFICATION
TAPE
EXISTING STREET
SURFACING
TRENCH RESURFACING
L
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S
O F
B E
D D
IN
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NEW DUCTBANK
FINISH
GRADE
6" 6"
UNDISTURBED SOIL
CLASS II BEDDING MATERIAL
PER SPECIFICATIONS
SECTION 31 00 00 VIBRATED
INTO PLACE TO ELIMINATE VOIDS
6" MIN.
6" MIN.
2'-0"
NON-PAVED AREAS PAVED AREAS
ELECTRICAL DUCTBANK WITH TRENCH DETAILS
D
HYBRID
BORE
SPACER
HYBRID
BORE
SPACER
CONCRETE ENCASEMENT
SEE NOTE 3
NOTES:
1. SEE SHEET G-002 FOR LEGEND ABBREVIATIONS,
AND GENERAL NOTES.
2. FLOOD WITH APPROVED FTB AND SEAL ENDS OF
CASING PIPE TO PREVENT MIGRATION OF FTB.
3. ENCASE ALL DUCTBANKS WITH 3000 PSI CONCRETE.
PROVIDE REINFORCING FOR ALL DUCTBANKS.
4. ALL TIE BARS SHALL BE #4 STEEL REINFORCING
BARS WITH MAXIMUM SPACING EQUAL TO THE
DUCTBANK HEIGHT MINUS 6 INCHES.
5. PROVIDE PULL ROPES IN ALL CONDUITS.
6. CONTRACTOR WILL NEED TO COORDINATE WITH
THE CONTRACTING OFFICER AND JBLM REAL
PROPERTY TO ESTABLISH THE LOCATION OF
EXISTING JBLM PROPERTY LINE IN THIS AREA AND
TO CONSTRUCT THE "BORE" ENTIRELY ON JBLM
PROPERTY.
LIMITS OF CONCRETE
ENCASEMENT (TYP)
BASE OF RAIL
4" FIBERGLASS CONDUIT
(UGS)(BENEATH WEST
ENTRANCE ROAD ONLY)
SEE SECTION D FOR TRENCH DETAILS
NTS
NTS
NTS NTS NTS
4/0 BARE
COPPER GROUND
CONDUCTOR
LAKEWOOD JBLM
PROPERTY LINE
SEE NOTE 6
APPROXIMATELY 80'
HYBRID BORE SPACER.
5' MAXIMUM OR AS APPROVED
BY MANUFACTURER
2-24" CASING PIPES
CONDUITS
SEE NOTE 3
ELECTRICAL DUCTBANK
B
6" 5.52" 3"
5"
NTS
5"
5.52" 3" 5.52" 3" 5.52" 6"
5" 5"
4" 4" 4"
.5
.4
4/0 BARE CU
4/0 BARE CU
SEE NOTE 3
FTB (SEE NOTE 2) FTB (SEE NOTE 2)
#6 REBAR (TYP)
SEE NOTE 3
ELECTRICAL DUCTBANK
G
SCALE : NTS
6" 3" 4.5" 6"
.5
4" 4"
4.5"
4" (SPARE)
FIBERGLASS
CONDUIT
TIE BARS (TYP)
SEE NOTE 4
#6 REBAR (TYP)
SEE NOTE 3
(TIE BARS NOT
SHOWN)
#6 REBAR (TYP)
SEE NOTE 3
(TIE BARS NOT
SHOWN)
#6 REBAR (TYP) SEE NOTE 3
(TIE BARS NOT SHOWN)
Amendment 0004
AMENDMENT 0004
Manning, S (man67358) Snapshot
G3ECNMJK
Text Box
7. CONCRETE ENCASEMENT WILL END UPON ENTERING FENCED SUBSTATION COMPOUND AT A DISTANCE OF 12-INCHES PAST FENCELINE. CLASS-ii BEDDING MATERIAL WILL ENCASE CONDUIT WITHIN CONFINES OF SUBSTATION.
G3ECNMJK
Polygon
G3ECNMJK
Text Box Rev-1; Concrete Encasement within Fenced Substation; 10Aug2017 mjk
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