ERICO Practical Guide to Electrical Grounding - Manual (Page 60)

Practical Guide to Electrical Grounding 52
Steel Beam
CADWELD Connection
Type QW To Flange Of Beam
(Or Type VN on Large Beam)
Steel Column
CADWELD Connection Type VV
To Ground
Building Steel Ground
Fig. 3-1
Fig. 3-4
Fig. 3-2
Expansion Joint Bonding Detail
Fig. 3-3
CADWELD
Connections
Copper Conductor
Columns/Beams
Steel
TAC2Q2Q
4/0
Connection
LJ Type Mold, Field Modified
Bottom Chord Of Bar Joist
Structural Footer
Fig. 3-5
Structural
Steel Column
CADWELD Type
VS Connection
Fill Opening With
Insulating Resin
1" PVC Schedule
40 Conduit,
24" Long
CADWELD Connection
To Horizontal System.
Do Not Connect To
Top Or Bottom Rebar
Of Horizontal System.
Column
Pedestal
Finished Grade
CADWELD
Connection
(Typ.)
Column
Pile Cap
#4/0 (Typ.)
To Ground Grid
Conductor
Pipe Pile (Typ.)
Note: Prime Welded Or Cut Surfaces With
Zinc-Filled Organic Primer.
1'-6"
24"
Min.
6"
Grounding Book 4/14/99 10/5/99 6:01 PM Page 52 (Black plate)