34 Pa. Code § 5.145 - Machine mixing house
The operation of each machine mixing house shall conform to the regulations for a hand mixing house, as set forth in § 5.144 (relating to hand mixing house), with the following exceptions:
(1) The maximum number of regular employes at
one time shall be four, except at a time when supplies are being received or
finished material is being taken away, at which time the number may be
increased to six.
(2) The maximum
amount of explosive material allowed at one time in a building shall be in
accordance with the Intraplant Quantity and Distance Table set forth in §
5.62 (relating to location) and
recognized safe practices.
Notes
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