40. The person or the municipality storing used tires shall:(1) keep at his disposal portable fire extinguishers of an approved type, UL, ULC or FM, containing PHIREX + foam or its equivalent; the extinguishers shall have a total extinguishing capacity equal to or greater than 20A, 60B;
(2) maintain the portable fire extinguishers in proper working order;
(3) store the portable fire extinguishers inside the heated shelter;
(4) identify the location of the portable fire extinguishers.