R710-2-5. Indoor Sales

  (1) Display of class C common state approved explosives inside of buildings shall be so located to ensure constant visual supervision.

  (2) In all retail sales locations in permanent structures, the area where class C common state approved explosives are displayed or stored shall be at least 50 feet from any flammable liquid or gas, or other highly combustible material.

  (3) In permanent structures, retail sales displays of Class C common state approved explosives shall not be placed in locations that would impede egress from the building.

  (4) Display of Class C common state approved explosives inside of buildings protected throughout with an automatic fire sprinkler system shall not exceed 25 percent of the area of the retail sales floor or exceed 600 square feet, whichever is less.

  (5) Display of Class C common state approved explosives inside of buildings not protected with an automatic fire sprinkler system shall not exceed 125 pounds of pyrotechnic composition. Where the actual weight of the pyrotechnic composition is not known, 25 percent of the gross weight of the consumer fireworks, including packaging, shall be permitted to be used to determine the weight of the pyrotechnic composition.

  (6) Display of Class C common state approved explosives inside of buildings shall not exceed a height greater than six feet above the floor surface.

  (7) Rack storage of Class C common state approved explosives inside of buildings is prohibited.