The quantity of LP-Gas stored in special buildings or rooms shall not exceed 10,000 pounds.
A portion of the exterior walls or roof having an area not less than 10 percent of that of the combined area of the enclosing walls and roof shall be of explosion relieving construction.
Each opening from such storage rooms to other parts of the building shall be protected by a 1 1/2 hour (B) fire door listed by a nationally recognized testing laboratory. Refer to 1910.7 for definition of nationally recognized testing laboratory.
Fixed electrical equipment shall be installed in accordance with paragraph (b)(18) of this section.
Such rooms shall have no open flames for heating or lighting.
Such rooms shall be adequately ventilated both top and bottom to the outside only. The openings from such vents shall be at least 5 feet away from any other opening into any building.
The floors of such rooms shall not be below ground level. Any space below the floor shall be of solid fill or properly ventilated to the open air.
Such storage rooms shall not be located adjoining the line of property occupied by schools, churches, hospitals, athletic fields or other points of public gathering.
The walls, floors, and ceilings of container storage rooms that are within or adjacent to other parts of the building shall be constructed of material having at least a 2-hour fire resistance rating.