New Jersey Statutes Title 21. Explosives and Fireworks 21 § 1A-135

A. A copy of the plan of the explosives manufacturing establishment shall be kept in the main office of the premises of every such establishment and shall be open to inspection by the commissioner. The said plan shall show the location of all explosives manufacturing buildings, the distance they are located from other buildings on the premises and from magazines. Before a permit to manufacture is issued by the commissioner, he may require that such a plan be submitted to him in triplicate for approval.

B. All commercial explosives manufacturing buildings shall be located one from the other and from other buildings of the explosives manufacturing establishment in which persons are regularly employed, and all commercial explosives magazines shall be located from explosives manufacturing buildings and other buildings of the explosives manufacturing establishment in which persons are regularly employed, in conformity with the Intra-Explosives Plant Quantity and Distance Table for commercial explosives set forth below.

Note: Ten (10) pounds or less may be stored in a separate building or in storage space properly separated by substantial dividing walls.

All explosives manufacturing buildings and magazines in which explosives are had, kept or stored must be located at distances from inhabited buildings, railways and public highways in conformity with the Tables of Distance established pursuant to section 9G of this act.  1