(a) Quantities of loose combustible fiber exceeding one hundred (100) cubic feet, but not exceeding five hundred (500) cubic feet, shall be stored in rooms or compartments having floors, walls and ceilings of fire-resistive construction, having a fire- resistance rating of not less than three-fourths (3/4) hour and with interior openings to such rooms or compartments equipped with self-closing or automatic closing opening protectives having a fire resistance rating of not less than three-fourths (3/4) hour.
(b) Quantities of loose combustible fiber of one hundred (100) cubic feet or less shall be stored in fire resistive rooms as provided in subsection (a) hereof, or shall be stored in incombustible or metal-lined bins equipped with self-closing incombustible or metal-lined covers.
(Ord. No. 991-49. Passed 6-27-49, eff. 6-27-49)