Trans 300.46(1) (1) All fuel systems and tanks must be maintained free of leaks. The fuel tank shall be attached to the bus in a manner that prevents any movement of the tank while the bus is in motion.

Trans 300.46(2) (2) All fuel lines shall be secured in a manner that will prevent wear.

Trans 300.46(3) (3) The filler pipe or device shall be located so that the fuel, if spilled or overfilled, will not drip or drain on any part of the exhaust system.

Trans 300.46(4) (4) Every fuel system shall be properly vented to prevent any accumulation of fumes.

Trans 300.46(5) (5) The fuel systems and tanks shall meet FMVSS 301, fuel system integrity, and all other federal and state standards and regulations applicable for the type of fuel used at the time of manufacture.

Trans 300.46 History History: Cr. Register, February, 1983, No. 326, eff. 3-1-83; am. (5), Register, February, 1995, No. 470, eff. 3-1-95.

Trans 300.47 Trans 300.47 Heaters.

Trans 300.47(1) (1) An inside temperature of not less than 50° fahrenheit at average minimum January temperatures as established by the U.S. department of commerce, weather bureau, for the area in which the bus is to be operated shall be maintained throughout the bus.

Trans 300.47(2) (2) The heater hose shall be adequately supported to guard against excessive wear or abrasion and may not interfere with or restrict the operation of any engine function. Heater lines inside the passenger compartment shall be shielded to prevent accidental contact by the driver or passengers.

Trans 300.47 History History: Cr. Register, February, 1983, No. 326, eff. 3-1-83; am. (2), Register, December, 1997, No. 504, eff. 1-1-98.

Trans 300.48 Trans 300.48 Horn. Every bus used to transport pupils shall be equipped with a horn in good working order and capable of emitting a sound audible under normal traffic from a distance of not less than 200 feet.

Trans 300.48 History History: Cr. Register, February, 1983, No. 326, eff. 3-1-83.

Trans 300.49 Trans 300.49 Inside height.

Trans 300.49(1) (1) The inside height of the school bus shall be 72 inches or more, measured metal to metal, at any point on longitudinal center line from front vertical bow to rear vertical bow.

Trans 300.49(2) (2) Type A-II school buses need not comply with this section.

Trans 300.49 History History: Cr. Register, February, 1983, No. 326, eff. 3-1-83; am. (2), Register, December, 1997, No. 504, eff. 1-1-98.

Trans 300.50 Trans 300.50 Insulation. The ceilings and walls of buses manufactured in 2 stages and all type A-I, B, C and D buses shall be insulated to reduce heat and cold transfer.

Trans 300.50 History History: Cr. Register, February, 1983, No. 326, eff. 3-1-83; am. Register, December, 1997, No. 504, eff. 1-1-98.

Trans 300.51 Trans 300.51 Instruments, gauges.

Trans 300.51(1) (1) Every school bus shall be equipped with the following illuminated instruments to indicate malfunctions or gauges to indicate a measure or capacity:

Trans 300.51(1)(a) (a) Air pressure or vacuum, where air or vacuum brakes are used with low energy supply warning systems.

Trans 300.51(1)(b) (b) Ammeter or voltmeter.

Trans 300.51(1)(c) (c) Fuel gauge.

Trans 300.51(1)(d) (d) Odometer and speedometer.

Trans 300.51(1)(e) (e) Oil pressure.

Trans 300.51(1)(f) (f) Coolant temperature.

Trans 300.51(2) (2) All instruments and gauges shall be in operating condition and shall be mounted so as to be clearly visible to the seated driver.

Trans 300.51 History History: Cr. Register, February, 1983, No. 326, eff. 3-1-83; am. (1) (a), (c), (d), (f), Register, February, 1995, No. 470, eff. 3-1-95.

Trans 300.52 Trans 300.52 Interior.