ATT_L_-_In-Line_Electrical_Primary_Riser_Detail.pdf

15 KV HEAVY DUTY LOAD BREAK

FUSED CUTOUTS.

10KV INTERMEDIATE CLASS

SURGE ARRESTERS.

STIRRUP/HOT LINE CLAMP CONNECTION

WET PROCESS PORCELAIN

NO. 1/0 AWG CU GROUNDING

CONDUCTOR FOR SURGE ARRESTERS,

ISOLATED FROM ALL CURRENT

CONDUCTING EQUIPMENT & HARDWARE,

BONDED TO POLE GROUND BELOW GRADE.

SPARE CONDUIT CAPPED AT 18"

ABOVE GRADE.

CONNECT FIRST TO SURGE ARRESTER,

THEN TO FUSED CUTOUT.

TERMINATIONS.

NO. 6 AWG CU (MIN.) POLE GROUND.

NO SHARP BENDS ON PRIMARY CABLE.

USE CONDUIT VENTILATING CABLE

SUPPORT AT TOP OF RISER

3-PHASE TANGENT POLE DETAIL, RISER IN-LINE

POLE

GROUND

ARRESTER

GROUND

EXEROTHERMIC

WELD

3/4"x10’

GROUND

ROD

1’ Min.

FINISHED

GRADE

SPARE

CONDUIT

90 DEGREE

ELBOW

RGS TO PVC

ADAPTER

PVC CONDUIT

ENCASED IN

CONCRETE

RGS CONDUIT

RISER

CABLE

TERMINATOR,

TYPICAL

CROSSARM,

TYPICAL

FUSED CUTOUT,

TYPICAL

INSULATOR,

TYPICAL

ARRESTER,

TYPICAL

FINISHED

GRADE

SPARE

CONDUIT

FRONT VIEW SIDE VIEW

Revisions

Symbol Descriptions Date Approved

FORT HOOD, TEXAS

PROJECT NO.

SHEET OF

SCALE REDUCED

0 1/2 ’’ 1’’ 2’’

REVEIWED BY:

DRAWING

DMI NO.DATE:

SCALE:

DRAWN BY:

DESIGNED BY:

AS NOTED

SEQ. NO.

FILE NAME

DIRECTORATE OF PUBLIC WORKS

NO SCALE

BUTT-WRAPPED GROUND DETAIL

12’-0" MIN.

4 TURNS #6 BSD CU

AS REQUIRED

GALVANIZED STAPLES

STAPLED AS REQUIRED

WIRE 6 TURNS MIN.

#6 BSD CU GROUND

GROUND WIRE

(2 REQ’D)

BUSHING

GROUNDING

1" IMC

(2 REQ’D)

PIPE STRAP

GROUND WIRE (2 REQ’D)

SIZED TO MATCH

BSD COPPER JUMPER

FINISHED GRADE

GROUND WIRE MOLDING

NOTE: REQ’D FOR EACH GROUND WIRE

SCALE: NONE

GROUND LINE PROTECTION DETAIL

18" 14" 20"

4"MIN.

6"MIN.

O.D.

S A

N D

B E

D

TOP OF FINISHED GRADE

12"

36" MINIMUM FOR PRIMARY

24" MIN. FOR SECONDARY

CONDUIT

FOR TRENCH

3 TIMES

CONDUIT DIA.

WIDTH (12" MIN.).

DETAIL FOR UNDERGROUND ELECTRICAL PRIMARY OR SECONDARY

STIRRUP/

HOT-LINE

CLAMP,

TYPICAL

4 MIL MINIMUM X 6-INCH WIDE, POLYETHYLENE

MARKING TAPE (NO FOIL BACKING), RED, WITH

IDENTIFYING LETTERING, 1750 PSI LENGTHWISE

X 1500 PSI CROSSWISE MINIMUM STRENGTH.

BACKFILL MATERIAL CLASSIFIED SATISFACTORY;

PLACE IN LIFTS NOT EXCEEDING 6-INCHES (LOOSE)

FOR HAND OPERATED MACHINE COMPACTORS,

8-INCHES FOR OTHERS. COMPACT EACH LAYER

95% DENSITY.

PRIMARY OR SECONDARY CABLES IN CONDUIT SIZED

PER N.E.C., CENTERED IN TRENCH. MINIMUM SCH.

40 PVC WITH TRANSITION TO STEEL LONG RADIUS

AT RISER TO OVERHEAD. 1PHASE-2" MIN. AND

3 PHASE-4" MIN.

N.T.S.

SCALE: NONE

OVERHEAD-TO-UNDERGROUND

TRANSITION POLE DETAIL,

TRENCH DETAIL, POLE

BUTT-WRAP GROUNDING DETAIL,

AND POLE GROUND-LINE

PROTECTION DETAIL

JULY 2001

1 1

SANDBEDDING FOR SECONDARY, 3000 PSI CONCRETE

DYED RED REQUIRED FOR PRIMARY.

WALTER THOMAS

WALTER THOMAS

WALTER THOMAS

Attachment L - In-Line Electrical Primary Riser Detail For Bidding Purposes Only

ATT L - 1 02.01.2016