HomeMy WebLinkAboutR-43325600
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SLEEVE —i
FAI
SLEEVE —i
ELECTRICAL ROOM
L IDF ROOM
IDF ROOM
TBB TEBC
— TBB TEBC
ACEG ------
--———————— — — — — —�
� — — —
i I
— — — — — — —
—
CABLE TRAY
ACCESSIBLE
---- CABLE RUNWAY CEILING
----- TGB
RACKS
---
------ (TYP.)
TGB
----- TBB
TBB
ELECTRICAL
PANEL(TYP
------ SLEEVE
---- SLEEVE
U
SLEEVE n
SLEEVE
ELECTRICAL
MDF ROOM
1 IDF ROOM
SERVICE ENTRANCE
SLEEVE
TEBC TBB
6 AWG BONDING STRAP / TEBC (TYP)
BCT _
----—————— — — — — —-)
— —
i
TEBC
— — — — — — —
—
CABLE TRAY
ACCESSIBLE
-- - CABLE RUNWAY CEILING
e ,® TMGB
RACKS/FRAMES/CABINETS/
AC
GROUNDING
ELECTRODE
'
ENCLOSURES
(TYP.)
TGB
SYSTEM PER
DIV 26
O
BEP
(BUILDING
ENTRANCE
PROTECTION)
IILJ
GENERAL NOTES:
--------------------i
A. THIS DETAIL CONVEYS REQUIREMENTS FOR THE CONSTRUCTION OF THE GROUNDING AND BONDING SYSTEM TO PROVIDE A
PERMANENT BONDING INFRASTRUCTURE FOR COMMUNICATIONS SYSTEMS, BUT IS GENERIC IN NATURE. SOME ELEMENTS
SHOWN MAY NOT BE PRESENT IN THE PROJECT, BUT THOSE ELEMENTS THAT ARE PRESENT SHALL BE GROUNDED AS
SHOWN. REFER TO FLOOR PLANS, ELEVATIONS, AND SPECIFICATIONS FOR EXACT LOCATIONS OF GROUNDING AND BONDING
ELEMENTS.
B. THE TELECOMMUNICATIONS GROUNDING AND BONDING SYSTEM IS BONDED TO THE BUILDING GROUNDING SYSTEM AND IS
INTENDED TO PROVIDE A PERMANENT BONDING INFRASTRUCTURE FOR COMMUNICATIONS SYSTEMS. THE PERFORMANCE OF
TELECOMMUNICATIONS GROUNDING AND BONDING SYSTEM IS DEPENDANT UPON THE INTEGRITY OF THE BUILDING
GROUNDING SYSTEM. THE BUILDING GROUNDING SYSTEM IS COMPRISED OF THE AC ELECTRODE GROUNDING SYSTEM AND
THE EQUIPMENT GROUNDING SYSTEM SPECIFIED IN THE DIVISION 26 SPECIFICATION SECTION ELECTRICAL - GROUNDING
AND BONDING FOR ELECTRICAL SYSTEMS.
C. GROUNDING BACKBONE, ALL CONDUIT SLEEVES AND TMGB / TGB IN EACH TR PROVIDED BY ELECTRICAL CONTRACTOR.
D. GROUNDING TO ELEMENTS WITHIN TR PROVIDED BY SCS CONTRACTOR.
E. CABLE TRAY AND GROUNDING OF CABLE TRAY BY ELECTRICAL CONTRACTOR.
F. CABLE RUNWAY AND GROUNDING OF CABLE RUNWAY BY SCS CONTRACTOR.
G. GROUNDING EQUALIZERS (GEs) ARE NOT SHOWN ON THE DETAIL FOR CLARITY AND ARE NOT ALWAYS REQUIRED. REFER TO
THE ELECTRICAL CONTRACTOR AND DIVISION 26 SPECIFICATIONS FOR ADDITIONAL REQUIREMENTS.
H. THE CONDUIT SLEEVE(S) FOR THE ROUTING OF THE GROUNDING CONDUCTORS SHALL BE SIZED ACCORDING TO THE LATEST
EDITION OF THE NEC. THE MINIMUM SIZE SHALL BE 1-INCH.
0 12/10/20241 DS MF DTF ISSUED FOR BID
No. DATE DSN CHK APP REVISION
GROUNDING AND BONDING SYSTEM
SCALE: N.T.S.
DESIGNED BY:
D. STOLTZ
DRAWN BY:
M. SANTO
CHECKED BY:
M.FREEMAN
APPROVED BY:
D. TAFT-FARREN
LEGEND
BT120-JCD506
TBB CONDUCTOR SIZES
INSULATED GROUND WIRE
0 TO 20 FEET
= #4 AWG
6 AWG STRANDED, GREEN
20 TO 26 FEET
= #3 AWG
INSULATED
GROUND WIRE
26 TO 33 FEET
= #2 AWG
OSP COPPER CABLE
33 TO 44 FEET
= #1 AWG
44 TO 52 FEET
= #1/0 AWG
52 TO 66 FEET
= #2/0 AWG
GREATER THAN 66 FEET
= #3/0 AWG
.;acobs
SUBMITTED BY:
12102124 R. PARGAS
4STJ?IDE
BRT General Engineering Consultant
DATE: REVIEWED BY:
09/06/2024 J. ALTCHECH
2
U
z
19 1/4-INCH
-
3/4-INCH
1/4-INCH DIAMETER (TYP)
1/4-INCH x 1/2-INCH (TYP)
ACCOMODATES "A"
ALL BARS ARE MANUFACTURED
SPACED TWO HOLE LUGS.
FROM 1/4-INCH THICK ELECTROLYTIC
TOUGH PITCH COPPER ALLOY 110.
GROUNDING - RACK BONDING BUSBAR (RBB)
SCALE: N.T.S.
1/
5/8
PROVIDE STANDARD BICSI
PATTERN CONFIGURATION
31/2_00�
1 3/4
BT120-JCD506
STAND-OFF WALL
MOUNTING
20\ BRACKET
®®® INSULATOR 1/8
00 0 ®®®®
®® 0®0
5/16 DIA. HOLE
7/16 DIA. HOLE
#350 KCMIL TELECOMMUNICATIONS BONDING
CONDUCTOR(TBC) TO MAIN ELECTRICAL
GROUND POINT
0
GROUNDING - PRIMARY BONDING BUSBAR (PBB)
SCALE: N.T.S.
1/
2 1/2
20
1 1/8
STAND-OFF
® WALL
MOUNTED
BRACKET
INSULATOR
5/8-J ® ®
0�0
PROVIDE STANDARD BICSI
PATTERN CONFIGURATION 0
5/16 DIA. HOLE
7/16 DIA. HOLE
EXOTHERMIC WELD CONNECTION
#4/0 TELECOMMUNICATIONS BONDING BACKBONE
(TBB) TO PRIMARY BONDING BUSBAR (PBB)
1
1 3/4
MOUNT 12-INCHES
AFF TO BOTTOM OF
PBB.
.19
BT120-JCD506
MOUNT 12-INCHES
AFF TO BOTTOM OF
SBB.
GROUNDING - SECONDARY BONDING BUSBAR
SCALE: N.T.S.
SCALE:
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S1-BT120-J-BLD-v2020
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SOUNDTRANSIT
.
CONTRACT No.:
RTA /CN 02 -24
05
DATE:
SUBMITTAL DATE:
12/04/2024
09/06/2024
L
VELOPMENT ENGINEERING
msippo 11 /25/2025
STRIDE BUS RAPID TRANSIT
SOUTH RENTON TRANSIT CENTER
BT105
TELECOM
INSTALLATION DETAILS
TRANSIT CENTER
BT120-JCD506
R-4332560
DRAWING NO.:
BT120-JCD506
FACILITY ID:
BT120
SHEET No: REV:
638 0