INSPECTION ITEM | MAJOR DEFECT | MINOR DEFECT |
Air conditioning system, if installed | Missing hose covers or trim panels Missing air conditioning louvres Loose or missing air conditioning mounting fasteners Refrigerant leaks from evaporators or hoses in the interior of the bus Broken compressor brackets Broken mounting bolts Electrical wiring hanging out of evaporator covers Missing evaporator covers Missing air diffusers Evaporators not secured to ceiling or bulkhead | Broken or loose evaporator covers Unsecured refrigerant hoses Loose, missing or severely cracked belts |
Alarm, back-up, if installed | Low volume Not working | |
Auxiliary fan, if installed | Obstructs school bus driver's view of any mirror Used in place of defrosting or defogging system Not covered by protective cage | Incorrect size Not controlled by independent switch |
Battery (Types C and D buses only) | Not mounted according to the manufacturer's instructions | Incorrect or no identification |
Belt cutter | Missing | |
Body fluid cleanup kit | Absence of body fluid cleanup kit Any item missing from body fluid cleanup kit | |
Brakes, compressed air | Inoperative or missing visual or audible low air signal Compressed-air gauge missing Grease or oil leakage into brake system Exposed or damaged ply on any air hose Air capacity less than 90 pounds per square inch at idle speed Wet-reservoir valve missing or inoperative Leaking, cracked, or broken hose or connection Audible air leak Pushrod exceeds limitation Low-air warning system does not activate at 60 psi and remains activated at less than 60 psi | |
Brakes, hydraulic-assisted | Inoperative or missing visual or audible signal | |
Brakes, emergency-brake system | Inoperative Does not activate when service brake system reaches 20 to 40 pounds psi | |
Bumpers | Break or rip Loose bumper Foothold or handle present on rear bumper | Not painted black |
Cooling system | Leak in system Fluid level in radiator not full | |
Crossing control arm, if installed | Has sharp edges or projections that could injure a student Will not retract | Not working Fails to open completely |
Defroster | Inoperative Ventilation opening blocked | |
Drive shaft | Absence of protective metal guard installed by the manufacturer around the drive shaft to any driving axle | |
Dust boots | Missing, torn, split, or loose around floor-mounted gear shift, parking brake handle, or steering column. | |
Emergency warning devices | Having fewer than two operable | Missing one |
Emergency door | Inoperative latch Broken or missing portion of seal around door Window not of safety glass Inoperative warning device Lock is not the ignition shut-off type | No header pad |
Emergency exit | Inoperative warning device or latch on all emergency exits except roof exit Not properly identified Header pad missing or damaged Broken seal around window | Inoperative roof exit |
Engine compartment | Inoperative hood latch | Deterioration of hose, belt, or wiring Deterioration of battery hold-down clamp, corrosive acid buildup on terminal |
Exhaust system | Exhaust leak Exhaust tailpipe extends more than 2 inches beyond the outer edge of the rear bumper or fails to terminate flush with the outside edge of the school bus body in the rear of the school bus | Exhaust pipe bracket not attached to the chassis and the tailpipe End of tailpipe pinched or bent |
Exterior paint | Exposed metal or base primer Incorrect color | |
Fire extinguisher | Absence of fire extinguisher Not at full charge | Not mounted in required position |
First-aid kit | Absence of first-aid kit Three or more items missing from first-aid kit | One or two items missing from first-aid kit |
Frame | Crack in frame Cracked, loose, or missing body mount or body-mount bolt Welded repair not performed by body or chassis manufacturer or manufacturer's certified agent | |
Fuel system | Fuel tank not mounted to the chassis frame or not vented to outside of engine compartment Fuel system extends above chassis frame (does not apply to filler tube or Type A bus) Fuel tank bracket cracked or broken Leaking tank or fuel line Fuel line attached to bottom of fuel tank Missing or improper fuel cap | |
Handrail | Handrail does not pass the inspection procedure described in R13-13-107(13) | |
Heating system | Heater missing or inoperative Heater line in interior of school bus not covered by protective shield No shutoff valve | Unsecured heater hose Inadequate heat-producing capacity |
Horn (Air or electrical) | Missing or inoperative | |
Instrument panel | Missing or inoperative ignition power-deactivation switch if the ignition does not use a key. Any inoperative gauge or switch, except auxiliary fan switch Improper illumination | Inoperative auxiliary fan switch |
Interior, aisles | Incorrect clearance | |
Interior, seats | Broken, cracked, exposed, or loose seat frame Screw or mounting bolt missing | |
Interior, floor covering | Hole Improper material Improperly bonded Loose metal trim | |
Lamps, clearance | Inoperative Cracked, broken, or missing lens | Incorrect color Dust behind lens |
Lamps, head | Low beam inoperative Not mounted as required by 49 CFR 393.24 Both high beams inoperative | One high beam inoperative Inoperative dimmer switch on a bus not operated when head lamps are required Cracked, broken, or missing lens |
Lamps, back-up | Inoperative | Incorrect color Cracked, broken, or missing lens Dust behind lens |
Lamps, interior Over aisle | Inoperative Cracked, broken, or missing lens | |
Lamps, interior Over step-well | Inoperative | Cracked, broken, or missing lens |
Lamps, turn signal | Inoperative | Cracked, broken, or missing lens Dust behind lens Incorrect size Incorrect location |
Lamps, strobe, if installed | Pilot or strobe lamp missing or inoperative Cracked, broken, or missing lens Incorrect color Incorrect location | |
Lamps, identification | Inoperative Incorrect color Cracked, broken, or missing lens Dust behind lens | |
Lamps, hazard | Inoperative | |
Lamps, stop | Both inoperative | One inoperative Cracked, broken, or missing lens Dust behind lens |
Lamps, tail | Both inoperative | One inoperative Cracked, broken, or missing lens Dust behind lens |
Lamps, side marker | Inoperative Incorrect color Cracked, broken, or missing lens Dust behind lens | |
Lamps, alternately flashing signal | One or more inoperative lamps | Incorrect color Lamp hood missing Cracked, broken, or missing lens Dust behind lens |
Lettering and numbering | Missing any lettering or numbering Incorrect size, color, or location Unauthorized sign, letter, or object | |
Mirrors, cross-view | Missing Broken or loose mounting Broken or clouded glass | |
Mirrors | Interior or exterior mirror missing Loose or broken mounting bracket Crack, break, or flaking of reflective material affixed to back of mirror glass Crack or break of mirror glass Loose or missing mounting bracket bolt or screw Incorrect size Do not meet safety standards contained in 49 CFR 571.111 | |
Miscellaneous | Object not secured inside the school bus Any item noted by the Department that could cause injury or present a danger to a passenger or school bus driver | Any item noted by the Department that needs to be repaired because it could interfere with the safe operation of the school bus but that is not a major defect |
Noise suppression switch | Out of service Malfunctioning | |
Parking brake | Inoperative, missing part, or not in proper adjustment | |
Restraining barrier | Missing Incorrect size Loose | |
Rub rails | Missing more than one Loose or dangling | Missing one Incorrect location Incorrect color Incorrect width |
School bus body | Damage resulting in cut or rip to the exterior of school bus body Hole that would allow exhaust gases or dust to enter the passenger compartment Bolt attaching body to chassis loose, broken, or missing Exceeds length or width limitations | Absence of undercoating Loose or missing rivet, screw, or bolt |
Seat belt | Absence of driver seat belt or inoperative driver seat belt buckle or retraction system Frayed seat belt material | |
Seats | One or more missing Incorrect size or location Driver seat does not meet requirements for adjustment Loose seat cushions Exposed frame | Torn seat cushions |
Service door | Incomplete closing of door assembly Does not contain safeguards to prevent accidental opening Window not made of safety glass Broken or cracked window panel Inoperative door control Does not open towards exterior of the school bus Absence of flexible material on outer edge of service door Absence of header pad | |
Special needs school bus | Incorrect location or size of special-service entrance Incorrect size of special-service entrance door Window not made of safety glass Inoperative pressure switch No safety device in wheelchair lift No restraining barrier on wheelchair-lift platform Fails to provide wheelchair-securement device or anchorage Special-service entrance door does not open towards exterior of school bus (except Type A school bus) Wheelchair lift inoperable | Drip molding not installed above the special-service entrance Special-service entrance door not weather-sealed Incorrect color of door material or panel Lacks wheelchair emblem Missing fastening device for special-service entrance door Dome light missing or inoperative |
Splash guards | Bottom edge of guard is more than 8 inches above the ground Does not cover entire width of single or dual tire Missing splash guard | |
Steering | Distance of movement not within parameters of R13-13-106(22)(c) Steering wheel does not move freely when turning the wheel Missing or cracked steering-wheel ring or bracing from center of steering wheel to steering-wheel ring Steering column not in a fixed position or locking mechanism missing or inoperative on adjustable steering column Steering column mounting bracket cracked or missing Loose or missing mounting bolt in steering gear housing Loose connecting arm on steering gear power source | Leakage of lubricant Power-steering belt cracked, frayed, or slipping Fluid does not fill power steering reservoir to the full level on the dipstick |
Steps | Loose or missing grab handle in step-well Missing stirrup step or handle | Incorrect distance between steps Incorrect floor covering |
Stop signal arm | Any stop arm inoperative Air leak If equipped with a light-emitting diode system, one or more lights missing Missing any stop arm | Incorrect lettering or color on stop signal arm Incorrect size of stop signal arm |
Sun shield or visor (if required) | Broken, cracked, or missing | Not transparent |
Suspension | Broken, damaged, or missing suspension part U-bolt loose, broken, cracked, or missing | Leaking shock absorber |
Tires | Tires on same axle not of the same size Combination of bias and radial tires Tires vary more than one size between axles Tires not correct size for gross vehicle weight rating of school bus Single rear tire on school bus with gross vehicle weight rating of more than 10,000 pounds Regrooved, recapped, or retreaded tire mounted on a front wheel Tread groove depth less than 4/32 of an inch, measured in a tread groove on a tire on a front wheel Tire is mounted or inflated so it comes in contact with any part of the school bus or other tire Tread groove depth less than 2/32 of an inch, measured in a tread groove on a tire on a rear wheel Bump, knot, or bulge present on any tire Sidewall is cut, worn, or damaged to the extent that ply cord is exposed Separation of tread from tire casing Exposed ply or belting on any tire Flat tire or audible leak from a tire on any wheel If present, spare tire on Type C or D school bus not mounted outside passenger compartment | |
Ventilation | Non-closing exhaust ventilator missing | |
Wheel housing | Incorrect size or construction of wheel housing or opening | |
Wheels | Not correct size for gross vehicle weight rating of school bus Loose or missing lug nut Broken stud bolt Crack or welded repair in wheel assembly | Not painted black |
Windows | Not of safety glass Opening too small Cracked or broken Placement of non-transparent material Inoperative latch | |
Windshield | Placement of non-transparent material Crack, chip, or pitting that interferes with the school bus driver's vision | Crack, chip or pitting that does not interfere with the school bus driver's vision |
Windshield washer system | Missing | Low or no cleaning solution |
Windshield wipers | Inoperative or missing wiper on school bus driver's side Inoperative or missing wiper on side opposite the school bus driver | Inoperative speed control Split or hardened wiper blade |
Wiring | Incorrect color or number coding Wiring circuit not protected by fuse or circuit breaker One or more non-metal grommets missing Electrical wires outside the school bus body improperly secured |
determine that the following are operational and are not damaged:
Ariz. Admin. Code § R13-13-108