Wisconsin Administrative Code

Trans 300.43 Fenders.

Trans 300.44 Floor covering.

Trans 300.45 Frame.

Trans 300.46 Fuel tank and fuel system integrity.

Trans 300.47 Heaters. Note: Chapter Trans 300 was renumbered from chapter MVD 17 and revised by emergency rule effective September 8, 1982; chapter MVD 17 as it existed on February 28, 1983 was repealed and a new chapter Trans 300 was created effective March 1, 1983.

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

Trans 300.49 Inside height. (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. (2) Type A-II school buses need not comply with this section. History: C…

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. History: Cr. Register, February, 1983, No. 326, eff. 3-1-83; am. Register, December, 1997, No. 504, eff. 1-1-9…

Trans 300.51 Instruments, gauges. (1) Every school bus shall be equipped with the following illuminated instruments to indicate malfunctions or gauges to indicate a measure or capacity: (a) Air pressure or vacuum, where air or vacuum brakes are used with low energy supply warning…

Trans 300.52 Interior. (1) Every school bus shall have a fire resistant inner lining on the ceilings and walls. The interior rearward metal panels shall be lapped over forward panels to reduce the likelihood of injury in the event of separation. The exposed edges of all interior …

Trans 300.53 Ladders. A school bus may not have a ladder attached to the interior or exterior while it is in motion. History: Cr. Register, February, 1983, No. 326, eff. 3-1-83; am. Register, December, 1997, No. 504, eff. 1-1-98.

Trans 300.54 Lights, lamps, and reflectors. (1) The following lights, lamps, and reflectors are required on a school 10 bus. Each lamp shall be operational and meet the applicable SAE specifications as provided in this section. (a) A school bus painted in accordance with s. 347.4…

Trans 300.55 Mirrors. (1) School bus mirrors shall comply with the requirements in 49 CFR 571.111 and FMVSS 111. In addition, type A-I, B, C or D buses shall comply with the following: (a) There shall be one interior rearview mirror of at least 6 by 30 inches. The mirror shall be…

Trans 300.56 Mounting of body. (1) The chassis frame for body-on-chassis type buses shall extend to the rear edge of the rear body cross member. Insulating material used at body to frame contact points shall be so attached that it will remain in position under any anticipated mai…

Trans 300.57 Openings. (1) All openings in the floorboard or firewall, between chassis and passenger compartment, such as for the gear shift lever and auxiliary brake lever, shall be sealed to prevent fumes or foreign material from entering the passenger compartment. (2) Every sc…

Trans 300.58 Rub rails. (1) Every bus shall contain a rub rail located at seat cushion level. Except at the emergency door, rear compartment or special service door, the seat cushion level rub rail shall extend from the rear side of the service door completely around the bus body…

Trans 300.59 Seating. (1) All seats shall be forward facing and securely fastened to that part or parts of the body which support them. Passenger seat cushions shall be fastened to prevent the cushions from disengaging from the seat frames in event of an accident. There shall be …

Trans 300.60 Service door. (1) The service door shall be under control of the driver and so designed as to prevent accidental opening. When a hand lever is used, no parts shall come together so as to shear or crush any fingers. (2) The service door shall be located on the right s…

Trans 300.61 Signs and lettering. (1) Only signs and lettering approved by state law or rule shall appear on or in the bus. (2) The body shall bear words “School Bus” in black letters at least 8 inches high and one-inch stroke on both front and rear or on yellow signs attached th…

Trans 300.62 Steering. (1) Steering systems shall comply with 49 CFR 393.209. No changes may be made in the steering apparatus without the approval of the chassis manufacturer. (2) There shall be a clearance of at least 2 inches between the steering wheel and the cowl, instrument…

Trans 300.63 Steps. (1) The first step at the service door may not be more than 16 inches from the ground. (2) The riser of any step may not be more than 15 inches. If there are 2 or more risers, they shall be approximately equal in height. (3) The step may not protrude beyond th…

Trans 300.64 Stop signal arm. (1) A stop signal arm which meets FMVSS 131 and SAE J1133 is required on every school bus painted with the yellow and black color scheme. The stop signal arm may not be extended until the bus is completely stopped. (2) The stop signal arm shall be in…

Trans 300.65 Sunshield. Each school bus shall have an interior sunshield installed above the windshield. Each type A-I, B, C or D bus shall have one of a size not less than 6 by 16 inches. History: Cr. Register, February, 1983, No. 326, eff. 3-1-83; am. Register, December, No. 50…

Trans 300.66 Suspension system. (1) (a) The suspension system shall comply with the requirements in 49 CFR 393.207. The bus shall be equipped with front and rear shock absorbers. (b) The shock absorbers shall be maintained free of leaks and all mountings shall be in good working …

Trans 300.67 Tires. (1) The front tires shall have tread depth of at least 4/32-inch and rear tires shall have tread depth of at least 2/32-inch around the entire periphery measured at 2 points no less than 15 inches apart in any major tread groove. (2) A school bus may not be op…

Trans 300.68 Wheels. (1) A bus may not be operated with any cracked rims, loose lug bolts or nuts or elongated stud holes. (2) The wheel bearings may not have more than 1/4 inch free play when measured at the tire level. Trans 300.69 (3) The following measurements are the maximum…

Trans 300.69 Windows. (1) In this section: (a) “ANS Z26.1” means the standards for glazing in land vehicles adopted by reference in s. Trans 300.20 (1) (k), under 49 CFR part 571, motor vehicle safety standard 205, glazing materials. (b) “AS 1” to “AS 11” have the same meaning as…

Trans 300.70 Windshield. (1) The glass in the windshield shall be laminated safety glass identified by the designation AS 1. This mark shall be visible and legible. The glass shall be of such quality as to prevent distortion of view in any direction. (2) The windshield may not be…

Trans 300.71 Windshield washer. (1) Each school bus shall be equipped with an operational windshield washer system that provides fluid for the windshield wipers to effectively clean the windshield. (2) The washer shall be maintained and operational. History: Cr. Register, Februar…

Trans 300.72 Windshield wipers. Every school bus shall be equipped with 2 complete and operational windshield wipers. The system shall have at least 2 speeds. History: Cr. Register, February, 1983, No. 326, eff. 3-1-83.

Trans 300.73 Wiring. All circuits of the bus shall be protected by a circuit breaker, field effect transistors, or fuse of sufficient rating to handle the current load. Subchapter III—Special Additional Requirements Trans 300.75 Special service opening. (1) Every school bus used …

Trans 300.75 Special service opening.

Trans 300.76 Power lift or ramps.

Trans 300.77 Wheelchair fasteners.

Trans 300.78 Seats and restraints.

Trans 300.79 Communications.

Trans 300.80 Optional equipment.

Trans 300.81 Authorized optional equipment. Subchapter IV—General Requirements

Trans 300.85 Replacement equipment.

Trans 300.86 Enforcement policy.

Trans 300.87 Inspection procedures.

Trans 300.88 Applicability.

Trans 300.89 Penalties. (2) “Driver’s compartment” means the area forward of the rearmost portion of the driver’s seat across the entire width of the bus. (2m) “FMVSS” means federal motor vehicle safety standard. (3) “GAWR” means the gross axle weight rating. (4) “GVWR” means the…

Trans 301.01 Purpose.

Trans 301.02 Scope.

Trans 301.03 Definitions.

Trans 301.04 Federal regulations adopted. Subchapter I — Operation

Trans 301.05 Driver requirements.

Trans 301.06 Vehicle owner and employer requirements.

Trans 301.07 Out of service. Subchapter II — Equipment Standards