A0001 SHEET EG501.pdf
PDF 154 KB Posted
- Attached to
- AIT Barracks Fort Eustis VA (Amendment 0004) Federal contract opportunity
- Solicitation number
- W9123620B0015
About this file
This document contains engineering drawings and details for lightning protection systems as well as the related federal contract solicitation. The solicitation is for construction services for AIT Barracks at Fort Eustis in Virginia. The solicitation was issued by the Department of the Army Corps of Engineers Norfolk District and seeks offers for Phase 4 of the AIT Barracks Complex project. Offerors should contact the points of contact provided in the solicitation to request access to the engineering drawings via DOD Safe which contain details such as air terminal assemblies, conductor connections, grounding details, and more. The response deadline is not noted. The solicitation and drawings provide relevant technical information for offerors to prepare proposals for lightning protection system installation work at the AIT Barracks as part of the construction contract.
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Text version
AIR TERMINAL
FLAT SURFACE BASE
CABLE
FASTENER
LIGHTNING
CONDUCTOR
AIR TERMINAL DETAIL - FLAT ROOF
SCALE: NTS
AIR TERMINAL
FLAT SURFACE BASE
CABLE
FASTENER
LIGHTNING
CONDUCTOR
AIR TERMINAL DETAIL - PARAPET
SCALE: NTS
DOWN CONDUCTOR GROUNDING DETAIL
SCALE: NTS
BRICK 8" CMU FINISHED FLOOR
FINISHED GRADE VARIES
1' -0
" M
IN
8" M
IN
CLASS 1 BARE COPPER
DOWN CONDUCTOR
COUNTERPOISE
2' - 0" MIN.
2' - 0" MIN.
8' - 0" MAX.
GROUND ROD
3/4" SCHEDULE 80
PVC CONDUIT INSTALLED
IN FOUNDATION
8" RADIUS MIN.
NOTES:
1. EXOTHERMIC WELD COUNTERPOISE AND DOWN CONDUCTOR TO GROUND ROD.
2. SEE LIGHTING PROTECTION PLANS FOR LOCATION OF DOWN CONDUCTORS.
GROUND ROD
GROUND
COUNTERPOISE
CONDUCTOR
GROUND ROD
CLAMP
CAST IRON VALVE BOX OR
REINFORCED CONCRETE PIPE
WITH FLARED END. PROVIDE
WITH CAST IRON GRATED
COVER
BRONZE-BOLT
GROUND ROD
CONNECTOR
FILL WITH SAND
TO LEVEL SHOWN
GRADE
4" MAXIMUM
6"
12" I.D. MINIMUM
#4/0 BARE COPPER
(STRANDED) (UON)
GROUND COUNTERPOISE
CONDUCTOR
COPPER-CLAD STEEL
3/4" x 10' GROUND ROD
(10' MIN. EARTH PENETRATION)
SCALE: NTS
GROUND ROD INSPECTION PIT DETAIL (MARK )
ALUMINUM AIR
TERMINAL (CLASS 1)
WATERPROOF
HARDWARE SHALL BE
INCLUDED WITH BASE
ASSEMBLY
CONTINUOUS
TREATED WOOD
BLOCKING
SCALE: NTS
ALUMINUM ROOF
CONDUCTOR (CLASS 1)
CLAMP
CONNECTOR
(TYPICAL)
EXOTHERMIC WELD TO STEEL
ROOF TRUSS (IF LIGHT GAUGE,
PROVIDE BONDING PLATE WITH
MINIMUM OF EIGHT SQUARE
INCHES OF SURFACE CONTACT)
METAL DECK
(SEE STRUCTURAL)
ROOF INSULATION
STANDING SEAM
METAL ROOF
ALUMINUM AIR TERMINAL
(CLASS 1) BASE ASSEMBLY
M
IN
ROOF RIDGE
AIR TERMINAL DETAIL
TYPICAL CABLE CONNECTORS DETAIL
SCALE: NTS
NOTE:
ELECTRICAL SUBCONTRACTOR TO COORDINATE LIGHTNING
PROTECTION MOUNTING DETAILS WITH ROOFING CONTRACTOR.
BI-METAL CONNECTOR
BONDING CONNECTOR PARALLEL CONNECTOR
PARALLEL CONNECTORCROSS RUN CONNECTOR
PAD MOUNTED TRANSFORMER
GROUNDING DETAIL
NO. OF CONDUITS
AS REQURED
#4 AWG COPPER SURGE
ARRESTOR GROUND
CABLE SHIELD
GROUNDS
GROUND ROD
(TYPICAL OF 4)
3'-0"
MIN.
#4/0 AWG COPPER
GROUND RING
#4/0 COPPER
X0 TERMINAL
GROUND BUS
OR PAD (TYP)
SCALE: NTS
#4 COPPER
GROUND
PRIMARY GROUND
#4/0 COPPER. CONNECT TO
BUILDING COUNTERPOISE
#4/0 COPPER
GROUND ROD DETAIL (MARK )
SCALE: NTS
3/4" x 10'
GROUND ROD
EXOTHERMIC WELD
CONNECTION
#4/0 AWG BARE COPPER (STRANDED)
COUNTERPOISE CONDUCTOR
US Army Corps of Engineers ®
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| Sheets |
| EG501 - LIGHTNING PROTECTION DETAILS |
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