by , on January 27, 2010

These happen. If workers are present they must be protected by some means. ConEd uses arc rated clothing (ASTM F1506) and rubber gloves with leather protectors to start and arc flash blankets (ASTM F2676) in some cases. They use NESC electrical safety training for their arc flash training

See for standard info.

Click here to see the video of the manhole explosion.

Hugh Hoagland
About author:
Hugh Hoagland is the foremost tester of clothing and PPE exposed to electrical arcs and is an arc flash expert. Read more about Hugh.

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