Grounding Bushing Alternatives

[boboelectric]

Why is there 21 4" conduits for a 1600 amp circuit?

 

[nhfire77]

This is the ultimate unscrew for this job, as long as the lay in terminal is big enough:

http://www.garvinindustries.com/Electrical-Fittings/Rigid-IMC-Fittings/Grounding-Bushings--Split-Collar/GCHK400

 

[LJSMITH1]

Larry,
This is a 1600 amp circuit so we need to connect a 4/0 to each raceway.

Got it now. Thanks!