Does the 3/16″ thickness requirement for diesel fuel storage tanks also apply to metal storage containers?
A. The 3/16″ thickness requirement applies to steel diesel fuel storage tanks. Tanks of other metal would have to be of a thickness that would provide equivalent strength. Q. Does the prohibition against leakage in 75.1904(a)(4) apply to venting devices required in paragraph (b)(1) that are designed to leak when pressure in the tank exceeds 2.5 psi? A. The venting devices required under paragraph (b)(1) are designed to vent only in an emergency situation, to relieve pressure inside the tank when it is exposed to heat, such as in the event of a mine fire. Some discharge of fuel in such an emergency situation would be expected, and would not be considered a violation under paragraph (a)(4). The prohibition against leakage under paragraph (a)(4) applies under normal (non-emergency) conditions. Q. What is the maximum capacity of safety cans? A. The maximum capacity for safety cans is 5 gallons. Q. Are the safety cans required by the regulations commercially available? A. Yes. Q. Is the aut
