Minimum Approach Distances for Transmission Voltages

OSHA has finalized the Minimum Approach Distances for Transmission Voltages (MAD), effective July 1, 2017. A Summary Document from ISPC is provided by Jim Vaughn to mitigate the 6 hours of reviewing the previous memorandums to try and figure this latest Memorandum out. The attachment has both the memorandum in it’s entirety followed by an ISPC Summary that you can use to advise your clients confidently.