HomeMy WebLinkAbout480 BUCK ISLANDELECTRICAL & GROUNDING NOTES
1. ALL ELECTRICAL WORK SHALL CONFORM TO THE REQUIREMENTS OF THE
NATIONAL ELECTRICAL CODE (NEC) AS WELL AS APPLICABLE STATE AND
LOCAL CODES.
2. ALL ELECTRICAL ITEMS SHALL BE U.L. APPROVED OR LISTED AND PROCURED
PER SPECIFICATION REQUIREMENTS.
3, THE ELECTRICAL WORK INCLUDES ALL LABOR AND MATERIAL DESCRIBED BY
DRAWINGS AND SPECIFICATION INCLUDING INCIDENTAL WORK TO PROVIDE
COMPLETE OPERATING AND APPROVED ELECTRICAL SYSTEM,
4. GENERAL CONTRACTOR SHALL PAY FEES FOR PERMITS, AND IS RESPONSIBLE
FOR OBTAINING SAID PERMITS AND COORDINATION OF INSPECTIONS,
5. ELECTRICAL AND TELCO WIRING AT EXPOSED INDOOR LOCATIONS SHALL BE
IN ELECTRICAL METALLIC TUBING OR RIGID NONMETALLIC TUBING (RIGID
SCHEDULE 40 PVC OR RIGID SCHEDULE 80 PVC FOR LOCATIONS SUBJECT
TO PHYSICAL DAMAGE) (AS PERMITTED BY CODE).
6. ELECTRICAL AND TELCO WIRING AT CONCEALED INDOOR LOCATIONS SHALL
BE IN ELECTRICAL METALLIC TUBING, ELECTRICAL NONMETALLIC TUBING, OR
RIGID NONMETALLIC TUBING (RIGID SCHEDULE 40 PVC AS PERMITTED BY
CODE).
7. ELECTRICAL AND TELCO WIRING OUTSIDE A BUILDING, ABOVE GRADE AND
EXPOSED TO WEATHER SHALL BE IN WATER TIGHT GALVANIZED RIGID STEEL
CONDUITS (RGS) AND WHERE REQUIRED IN LIQUID TIGHT FLEXIBLE METAL
OR NONMETALLIC CONDUITS.
S. BURIED CONDUIT SHALL BE RIGID NONMETALLIC CONDUIT (RIGID SCHEDULE
40 PVC); DIRECT BURIED IN AREAS OF OCCASIONAL UGHT TRAFFIC,
ENCASED IN REINFORCED CONCRETE IN AREAS OF HEAVY TRAFFIC.
9. LIQUID —TIGHT FLEXIBLE METALLIC CONDUIT SHALL BE USED INDOORS AND
OUTDOORS IN AREAS WHERE VIBRATION OCCURS AND FLEXIBILITY IS NEEDED.
10. ELECTRICAL WIRING SHALL BE COPPER WITH TYPE THHN, THWN-2, OR THIN
INSULATION.
11. RUN ELECTRICAL CONDUIT OR CABLE BETWEEN ELECTRICAL UTILITY
DEMARCATION POINT AND PROJECT OWNER CELL SITE PPC AS INDICATED ON
THIS DRAWING. PROVIDE FULL LENGTH PULL ROPE. COORDINATE
INSTALLATION WITH UTILITY COMPANY.
12. RUN TELCO CONDUIT OR CABLE BETWEEN TELEPHONE UTILITY DEMARCATION
POINT AND PROJECT OWNER CELL SITE TELCO CABINET AND BTS CABINET
AS INDICATED ON THIS DRAWING. PROVIDE FULL LENGTH PULL ROPE IN
INSTALLED TELCO CONDUIT. PROVIDE GREENLEE CONDUIT MEASURING TAPE
AT EACH END.
13. ALL EQUIPMENT LOCATED OUTSIDE SHALL HAVE NEMA 3R ENCLOSURE.
14. GROUNDING SHALL COMPLY WITH NEC ART. 250. ADDITIONALLY, GROUNDING,
BONDING AND LIGHTING PROTECTION SHALL BE DONE IN ACCORDANCE WITH
METRO MOD CELL SITE GROUNDING STANDARDS.
15. GROUND CABLE SHIELDS MINIMUM AT BOTH ENDS USING MANUFACTURERS
CABLE GROUNDING KITS SUPPLIED BY PROJECT OWNER.
IS. USE #6 COPPER STRANDED WIRE WITH GREEN COLOR INSULATION FOR
ABOVE GRADE GROUNDING (UNLESS OTHERWISE SPECIFIED) AND #2 SOLID
TINNED BARE COPPER WIRE FOR BELOW GRADE GROUNDING AS INDICATED
ON THE DRAWING.
17. ALL POWER AND GROUND CONNECTIONS TO BE CRIMP —STYLE, COMPRESSION
WIRE LUGS AND WIRE NUTS BY HARGER (OR APPROVED EQUAL) RATED FOR
OPERATION AT NO LESS THAN 75'C OR CADWELD EXOTHERMIC WELD. DO
NOT ALLOW BARE COPPER WIRE TO BE IN CONTACT WITH GALVANIZED
STEEL
18. ROUTE GROUNDING CONDUCTORS ALONG THE SHORTEST AND STRAIGHTEST
PATH POSSIBLE, EXCEPT AS OTHERWISE INDICATED. GROUNDING LEADS
SHOULD NEVER BE BENT AT RIGHT ANGLE. ALWAYS MAKE AT LEAST 12'
RADIUS BENDS. #6 WIRE CAN BE BENT AT 6" RADIUS WHEN NECESSARY.
BOND ANY METAL OBJECTS WITHIN 6 FEET OF PROJECT OWNER EQUIPMENT
OR CABINET TO MASTER GROUND BAR OR GROUNDING RING.
19. CONNECTIONS TO GROUND BARS SHALL BE MADE WITH TWO HOLE
COMPRESSION TYPE COPPER LUGS. APPLY OXIDE INHIBITING COMPOUND TO
ALL LOCATIONS.
20. APPLY OXIDE INHIBITING COMPOUND TO ALL MECHANICAL GROUND
CONNECTIONS.
21. CONTRACTOR SHALL PROVIDE AND INSTALL OMNI DIRECTIONAL ELECTRONIC
MARKER SYSTEM (EMS) BALLS OVER EACH GROUND ROD AND BONDING
POINT BETWEEN EXISTING TOWER/ MONOPOLE GROUNDING RING AND
EQUIPMENT GROUNDING RING,
22,CONTRACTOR SHALL TEST COMPLETED GROUND SYSTEM AND RECORD
RESULTS FOR PROJECT CLOSE—OUT DOCUMENTATION. 5 OHMNS MINIMUM
RESISTANCE REQUIRED.
23. CONTRACTOR SHALL CONDUCT ANTENNA, CABLE, AND LNA RETURN —LOSS
AND DISTANCE —TO —FAULT MEASUREMENTS (SWEEP TESTS) AND RECORD
RESULTS FOR PROJECT CLOSE OUT.
24. THE T—MOBILE ELECTRICAL EQUIPMENT INCLUDING PANEL, SWITCH GEAR AND
DISCONNECT ARE TO BE LABELED WITH ENGRAVED BAKELITE LABELS.
GROUNDING LEGEND
A COMPRESSION FITTING CONNECTION
EXOTHERMIC WELD CONNECTION
--- PROPOSED GROUND WIRING
------------ EXISTING GROUND WIRING
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CADWELD GROUNDING CONNECTION DETAILS
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j2AWG WITH LONG BARREL COMPRESSION LUGS, USE STAR WASHERS,
LOCKWASHERS, AND STAINLESS STEEL HARDWARE TO SECURE TO EXTERNAL
GROUND BAR BY GENERAL CONTRACTOR.
NEW COAXIAL GROUND KITS WITH LONG BARREL COMPRESSION LUGS WITH TWO (2)
F3/8"4 BOLTS AND LOCK WASHERS SIMILAR TO ANDREW 3241088-9. 2
STAINLESS STEEL HARDWARE .1�
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1)_,% 02 BARE SOUR -TINNED COPPER CONDUCTOR TO GROUND BUS. GROUND BAR DETAILS
NOTES: GROUNDING CABLE - —EXPOSED BARE COPPER TO BE KEPT TO `n
1. ALL HARDWARE STAINLESS STEEL COAT ALL SURFACES WITH KOPR-SHIELD SECTION "A -A ABSOLUTE MINIMUM, NO INSULATION ALLOWED
BEFORE MATING. WITHIN THE COMPRESSION TERMINAL (1YP.)
2, FOR GROUND BOND TO STEEL ONLY: INSERT A TOOTH WASHER BETWEEN NOTES:
LUG AND STEEL, COAT ALL SURFACES WITH KOPR-SHIELD.
3. ALL HOLES ARE COUNTERSUNK X/ 1. OXIDE INHIBITING COMPOUND TO BE USED AT ALL LOCATIONS.
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