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APPROVED FOR PUBLICATION
STATE DESIGN ENGINEER
Washington State Department of Transportation
GROUNDING DETAILS
TYPICAL
STANDARD PLAN J-60.05-01
SHEET 1 OF 3 SHEETS
1.
2.
3.
4
11
14
10
11
23
14 14
9
23 23
11
4
10
11 11111123
111111
1
5
8
8
4
6
923 8 8 8
9
9
99
8
11
10
12
(SE
E C
ON
TR
AC
T)
12
(SE
E C
ON
TR
AC
T)
12
12
27
26
26
27
8 8
10
11 28282828
28 28 28 28
2828
8 8
8
8
4
8
13
24
FRONT
34
33
8
1313
23 8
11
9
4
8
8
34
FRONT
1128
89
11
3911
22
22
222222
22 2222
22
22
22
1313
1313
131313
13
1313
39
13
14 13
8
4
4
14
13
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13
14
13
9
9
14
13
33
ON SHEET 2CONTINUED
ON SHEET 2CONTINUED
121212
10 10
DR
AW
N B
Y: LIS
A C
YF
OR
D
7AND RIGID PVC CONDUIT (PVC) APPLICATION
COMBINED GALVANIZED STEEL RIGID METAL CONDUIT (RMC)
RIGID PVC CONDUIT (PVC) APPLICATION
10
10
40
40
40
40 4040
40
28 22 28 22
2228
23 23 23
23
23232323
41
41414141
41 41 41 41
41
41414141
42
43
43
42
RAIL
RO
AD
OR
RO
AD
WA
YO
RR
OA
DW
AY
RAIL
RO
AD
SOURCE
TO POWER
NOTES
15
2
19
15
5
FRONT
3
43
428
515
215
25
40
10
3
40
888
8
4
13
12
FRONT
6
45
6
45
12
10
1012
8
GROUND DETAILS
9 9 9
2
19
3
(SE
E C
ON
TR
AC
T)
3
8
4
25
5
44 4
FRONT
8
1212
8
34
33
1128
FRONT 1212
39
4
11
22
12
12 12
33
34
20
21
12
11
10
22
4
4
8
9
ON SHEET 2CONTINUED
12 12
GALVANIZED STEEL RIGID METAL CONDUIT (RMC) APPLICATION
10
40
404040
23 41
APPLICATION
RMC
APPLICATION
PVC
15
15
9
RO
AD
WA
Y
RAIL
RO
AD
1519
215
5
42
43
310
88 8
4
8
4
8
4
8
4
4
8
12
45
6
KEY
1
23
24
25
26
27
28
29
32
15
16
17
18
19
14
13
9
7
6
8
4
3
2
39
38
37
36
35
40
30
31
41
42
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5
45
JUNCTION BOX
EQUIPMENT GROUNDING CONDUCTOR
SERVICE ENCLOSURE
GROUNDED NEUTRAL BUS (COPPER)
(TYP. ALL RMC CONDUIT TERMINATIONS)
GROUNDING BUSHING
BONDING JUMPER
GROUNDING ELECTRODE CONDUCTOR
SERVICE GROUND
SERVICE NEUTRAL
TO SERVICE NEUTRAL BUS
CODE SIZE RMC
CONCRETE COVER
JUNCTION BOX OR 8" DRAIN TILE WITH APPROVED
CLAMP
EDGE OF FOUNDATION, POLE OR SERVICE SUPPORT
GROUND ROD
- GROUNDING BUSHING
- GS COUPLING
- APPROVED ADAPTER FITTING
- GS FACTORY ELBOWS
OPTION B - 10’ RMC
- GROUNDING BUSHING
- APPROVED ADAPTER FITTING
OPTION A - 10’ RMC WITH FIELD BEND
RIGID PVC CONDUIT (PVC)
GALVANIZED STEEL RIGID METAL CONDUIT (RMC)
COPPER SOLDERLESS CRIMP CONNECTOR
(LUMINAIRE POLE AND TRAFFIC SIGNAL POLE)
ELECTRICAL LOAD SUPPORT
UNGROUNDED CABINET NEUTRAL BUSS (COPPER)
ITS CAMERA, RAMP METER, TRAFFIC DATA STATION, HIGHWAY ADVISORY RADIO
CABINET MAIN BONDING JUMPER
GROUND LUG WELDED TO CABINET WALL (W/ TINNED COPPER BUSS)
BOX FRAME BONDING ATTACHMENT POINT
GROUNDING CONDUCTOR NON-INSULATED (FROM REINFORCING CAGE)
TRANSFORMER CABINET
CABINET, CABLE VAULT, OR PULL BOX
DETECTABLE UNDERGROUND WARNING TAPE. COIL 2’ INSIDE
CABLE VAULT OR PULL BOX BETWEEN SEPERATE SERVICES
EQUIPMENT GROUNDING CONDUCTOR CONNECTION POINT IN
PVC OR PE INNERDUCT
GALVANIZED STEEL RIGID METAL CONDUIT OUTERDUCT WITH
RIGID PVC OUTERDUCT WITH PVC OR PE INNERDUCT
CABINET GROUNDING BUSS (COPPER)
TRAFFIC SIGNAL CABINET
EDGE OF FOUNDATION
ITS CABINET
PULL BOX
CABLE VAULT
BOX LID(S) GROUND STUD
NON-METALLIC CONDUIT (PVC) SCHEDULE 80
HIGH-DENSITY POLYETHYLENE CONDUIT (HDPE)
CODE SIZED PVC
(TYP. ALL NON-METALLIC CONDUIT TERMINATIONS)
END BELL BUSHING
BRAIDED COPPER.
GROUND STUD. # 8 AWG (MIN.) × 4’ (FT) TINNED
BONDING JUMPER ATTACHED TO BOX LID(S)
COUPLING NUT
BONDING JUMPER ATTACHED TO BOX WALL
EQUIPMENT GROUNDING SYSTEM
TO GROUNDING TERMINAL OR CONNECTION TO
Electrical Code (No. 8 minimum).
sized in accordance with the National
grounding electrode conductors shall be
Equipment grounding conductors and
conductors shall be copper.
Except for the above, all grounding
neutral bar in the service enclosure.
secure the service neutral to the copper
type ground connector shall be used to
conductors, an approved Al-Cu pressure-
ment. If the utility uses aluminum service
Service ground per serving utility require-
number of circuits contained.
for each conduit, regardless of the
Only one grounding conductor is required
on the basis of the largest conductor.
grounding conductor shall be determined
contained in one conduit, the size of the
If parallel circuits of different sizes are
STAT
EOFWASHINGTON
REGISTERED
PROFESSIONAL ENGI
NEER
39820
YELI
AB
HPESOJ ERODOE
HT
SHEET 2 OF 3 SHEETS
APPROVED FOR PUBLICATION
Washington State Department of Transportation
STATE DESIGN ENGINEER
GROUNDING DETAILS
TYPICAL
STANDARD PLAN J-60.05-01
FROM SHEET 1CONTINUED
FROM SHEET 1CONTINUED
SECTION
38
38
B
DR
AW
N B
Y: LIS
A C
YF
OR
D1128
4
2223 41
9
13
14
44
SECTION
(PVC) APPLICATIONRIGID PVC CONDUIT
40 8
(PVC) APPLICATION
RIGID PVC CONDUIT
CONDUIT (RMC) AND
STEEL RIGID METAL
COMBINED GALVANIZED
1128
4
2223 41
9
13
14
44
8
23 8
11
28
4
29
14
FRONT
8
34
1123
8
28
29
FRONT
1313
34
8
13
11
11
22
22
4
13
13
1414
13
31
A
14
B
41
41
41
14
13
89
13
41
13
13
14
2828
40
APPLICATION
CONDUIT (PVC)
(RMC) AND RIGID PVC
RIGID METAL CONDUIT
GALVANIZED STEEL
ITS - COMBINED
NO METALLIC CONDUCTORS
FIBER OPTIC CABLE ONLY,
RIGID PVC CONDUIT (PVC) APPLICATION.
RIGID METAL CONDUIT (RMC)AND
ITS - COMBINED GALVANIZED STEEL
14
FRONT
8
34
13
11 4
31FRONT
8
11 394
53
43
13
1519
215
1414
13
PVC CONDUIT (PVC) APPLICATION
RIGID METAL CONDUIT (RMC) AND RIGID
ITS - COMBINED GALVANIZED STEEL
89
40
FRONT
834
1311
FRONT
8
11 39
3
43
1313
42
1525
215
40
ONLY - NO METALLIC CONDUCTORS
APPLICATION FIBER OPTIC CABLE
ITS - RIGID PVC CONDUIT (PVC)
ITS - RIGID PVC CONDUIT (PVC) APPLICATIONAPPLICATION
CONDUIT (PVC)ITS - RIGID PVC
4
2223 828
29
41
11
1123 28 2241
29
8
30 30
OR
30
29
8
8
4128
GROUND
OR EXISTING
TOP OF PAVEMENT
GROUND
OR EXISTING
TOP OF PAVEMENT
8
4
8
4
13 SHOWN
26 OR 27 POSSIBLE
PLANS~ SEE CONTRACT
SERVICEFROM DIFFERENT
SERVICEFROM DIFFERENT
6
31
45
45
4531
6 4545
12"
36
12"
1123 28
294
12
FRONT
12
34
8
11
22
4
FROM SHEET 1CONTINUED
12
29
A41
1128 2223 41
1128
8 9
2223 41
(RMC) APPLICATIONRIGID METAL CONDUIT
ITS - GALVANIZED STEEL
(RMC) APPLICATIONMETAL CONDUIT
GALVANIZED STEEL RIGID
44
1128 2223 41
10
1128
9
2223 41
44
40
FRONT
834
11 4
31FRONT
8
11 394
3
43
42
51519
215
12 12 1212 12
METALLIC CONDUCTORS
FIBER OPTIC CABLE ONLY - NO
METAL CONDUIT (RMC) APPLICATION
ITS - GALVANIZED STEEL RIGID
METAL CONDUIT (RMC) APPLICATION
ITS - GALVANIZED STEEL RIGID
4 4
1122284123
42929
8
8
40
8
10
8
8
44
8
48
4
45 6
4531
SERVICEFROM DIFFERENT
A4 11
2221
OR
30
4128
4 11
2221
29
OR
30
29
4128
11
2221
374
4128
4 11
2221
OR
30
29
37
29
OR
29
OR
21 22
11 37
2221
11
STAT
EOFWASHINGTON
REGISTERED
PROFESSIONAL ENGI
NEER
39820
YELI
AB
HPESOJ ERODOE
HT
SHEET 3 OF 3 SHEETS
APPROVED FOR PUBLICATION
Washington State Department of Transportation
STATE DESIGN ENGINEER
GROUNDING DETAILS
TYPICAL
STANDARD PLAN J-60.05-01
15
2525
17
18
18
18
38
17
20
21
24
24
1’ - 0"
NOM.
16
24
3
SUPPLEMENTAL GROUND 1
17
B
2SERVICE GROUND2SERVICE GROUND
DETAILDETAIL
6’ - 0" MIN.1515
32
325
3
15(TYP.)15
FOR PARTS
SEE KEY ON SHEET 1
MIN.6"
DR
AW
N B
Y: LIS
A C
YF
OR
D
A
SERVICE CABINET
TYPE D
A
B
6
3
RIGID PVC CONDUIT (PVC) APPLICATION
SEE
PLAN J-10.10
STANDARD
1"
8
18
19
417
5
3
5
4
19
5
4
15
31818
16
SERVICE GROUNDSUPPLEMENTAL GROUND 1
NOM.
1’ - 0"
20
21
19
15
17
C
2SERVICE GROUND
DETAIL DETAIL D
6’ - 0" MIN.1515
(TYP.)
32
3
3
15
MIN.6"
SERVICE CABINET
TYPE D
C
D
GALVANIZED STEEL RIGID METAL CONDUIT (RMC) APPLICATION
6
3
SEE
PLAN J-10.10
STANDARD
1"
2
17
2
1
3B
6’ - 0" MIN.1515
A
6
C
6’ - 0" MIN.1515
D
GALVANIZED STEEL RIGID METAL CONDUIT (RMC) APPLICATION
4
RIGID PVC CONDUIT (PVC) APPLICATION
4
6
4
5
lug on grounding bushing.
grounding conductor shall not be routed through
Grounding electrode conductor and equipment
Type B modified service cabinet
of foundation only.
cabinet shall be installed on raised surface
Type B service cabinet and transformer
on lower surface of foundation only.
Type D service cabinet shall be installed
concept for Type E cabinet or transformer.
Type D service cabinet shown. Use this
derived systems
Required at all service and separately
required in the plans
direct burial aerial feeds, or where
grounding for luminaire standards with
Required to supplement equipment
PLAN J-10.20
STANDARDSEE
PLAN J-10.20
STANDARDSEE
STAT
EOFWASHINGTON
REGISTERED
PROFESSIONAL ENGI
NEER
39820
YELI
AB
HPESOJ ERODOE
HT
