Fire extinguishers

(a) The bus shall be equipped with at least one pressurized, dry chemical-type fire extinguisher, mounted and secured in a bracket, and located in the driver's compartment in full view and readily accessible. A pressure gauge shall be so mounted on the extinguisher as to be easily read without removing the extinguisher from its mounted position. (b) The fire extinguisher shall be of a type listed by the Underwriters' Laboratories, Inc., with a rating of not less than 10-B.C. The operating mechanism shall be sealed with a type of seal that will not interfere with the use of the fire extinguisher.