Without any details Joe T may have sent a guessing game.
We could make many assumptions; service or feeders, controlled industrial (OLD) locations, area/location without permits and inspections, violation of the good old six (6) switch rule, or........
edit: Joe T still using B&W pics? Or is that a clue?
Last edited by HotLine1; 12/15/10 10:51 PM. Reason: added comment