Commercial main and sub cluster

[jar546]

Called in for a renovation and found the following:

First noticed this in the sub panel. Yes, that is a drywall screw holding in the grounding bar.

Then noticed this nice feeder to the sub from the main:

Then this conduit with newer NM-B cable that fed to above the drop ceiling in this proposed M occupancy:

 

[steveray]

Fill on that conduit also?

 

[ICE]

There should be two screws and the paint removed behind the bus-bar.

I see drywall screws used to secure panel cabinets, windows and hardware.

 

[steveray]

Well played TL! Well played indeed!