Section 5.145. Machine mixing house

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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.

                    
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