NSC STANDARD 13 PT 2 SCHEDULE 1
1.Air Brake System
Defect(s)
• Audible air leak.
• Slow air pressure build-up rate.
Major Defect(s)
• Pushrod stroke of any brake exceeds the adjustment limit.
• Air loss rate exceeds prescribed limit.
• Inoperative towing vehicle (tractor) protection system.
• Low air warning system fails or system is activated.
• Inoperative service, parking or emergency brake.
2. Cab
Defect(s)
• Occupant compartment door fails to open.
Major Defect(s)
Any cab or sleeper door fails to close securely
3. Cargo Securement
Defect(s)
• Insecure or improper load covering (e.g. wrong type or flapping in the wind).
Major Defect(s)
• Insecure cargo.
• Absence, failure, malfunction or deterioration of required cargo securement device or load covering.
4. Coupling Devices
Defect(s)
• Coupler or mounting has loose or missing fastener.
Major Defect(s)
• Coupler is insecure or movement exceeds prescribed limit.
• Coupling or locking mechanism is damaged or fails to lock.
• Defective, incorrect or missing safety chain/cable.
5. Dangerous Goods
Major Defect(s)
• Dangerous goods requirements not met.
6. Driver Controls
Defect(s)
• Accelerator pedal, clutch, gauges, audible and visual indicators or instruments fail to function properly.
7. Driver Seat
Defect(s)
• Seat is damaged or fails to remain in set position.
Major Defect(s)
• Seatbelt or tether belt is insecure, missing or malfunctions
8. Electric Brake System
Defect(s)
• Loose or insecure wiring or electrical connection.
Major Defect(s)
• Inoperative breakaway device.
• Inoperative brake.
9. Emergency Equipment & Safety Devices
Defect(s)
• Emergency equipment is missing, damaged or defective.
10. Exhaust System
Defect(s)
• Exhaust leak.
Major Defect(s)
• Leak that causes exhaust gas to enter the occupant compartment.
11. Frame and Cargo Body
Defect(s)
• Damaged frame or cargo body.
Major Defect(s)
• Visibly shifted, cracked, collapsing or sagging frame member(s).
12. Fuel System
Defect(s)
• Missing fuel tank cap.
Major Defect(s)
• Insecure fuel tank.
• Dripping fuel leak.
13. General
Major Defect(s)
• Serious damage or deterioration that is noticeable and may affect the vehicle’s safe operation.
14. Glass and Mirrors
Defect(s)
• Required mirror or window glass fails to provide the required view to the driver as a result of being cracked, broken, damaged, missing or maladjusted.
• Required mirror or glass has broken or damaged attachments onto vehicle body.
15. Heater/Defroster
Defect(s)
• Control or system failure.
Major Defect(s)
• Defroster fails to provide unobstructed view through the windshield.
16. Horn
Defect(s)
• Vehicle has no operative horn.
17. Hydraulic Brake System
Defect(s)
• Brake fluid level is below indicated minimum level.
Major Defect(s)
•Parking brake is inoperative
• Brake boost or power assist is inoperative.
• Brake fluid leak.
• Brake pedal fade or insufficient brake pedal reserve.
• Activated (other than ABS) warning device.
• Brake fluid reservoir is less than ¼ full.
18. Lamps and Reflectors
Defect(s)
• Required lamp does not function as intended.
• Required reflector is missing or partially missing.
Major Defect(s)
When lamps are required:
• Failure of both low-beam headlamps.
• Failure of both rearmost tail lamps.
At all times:
• Failure of a rearmost turn-indicator lamp.
• Failure of both rearmost brake lamps.
19. Steering
Defect(s)
• Steering wheel lash (free-play) is greater than normal.
Major Defect(s)
• Steering wheel is insecure, or does not respond normally.
• Steering wheel lash (free-play) exceeds required limit.
20. Suspension System
Defect(s)
• Air leak in air suspension system.
• Broken spring leaf.
• Suspension fastener is loose, missing or broken.
Major Defect(s)
• Damaged* or deflated air bag. (* patched, cut, bruised, cracked to braid, mounted insecurely.)
• Cracked or broken main spring leaf or more than one broken spring leaf.
• Part of spring leaf or suspension is missing, shifted out of place or in contact with another vehicle component.
• Loose U-bolt.
21. Tires
Defect(s)
• Damaged tread or sidewall of tire.
• Tire leaking (if leak can be felt or heard, tire is to be treated as flat).
Major Defect(s)
• Flat tire.
• Tire tread depth is less than wear limit.
• Tire is in contact with another tire or any vehicle component other than mud-flap.
• Tire is marked “Not for highway use”.
• Tire has exposed cords in the tread or outer side wall area.
22. Wheels, Hubs and Fasteners
Defect(s)
• Hub oil below minimum level. (When fittedwith sight glass.)
• Leaking wheel seal.
Major Defect(s)
• Wheel has loose, missing or ineffective fastener.
• Damaged, cracked or broken wheel, rim or attaching part.
• Evidence of imminent wheel, hub or bearing failure.
23. Windshield Wiper/Washer
Defect(s)
• Control or system malfunction.
• Wiper blade damaged, missing or fails to adequately clear driver’s field of vision.
Major Defect(s)
When necessary for prevailing weather condition.
• Wiper or washer fails to adequately clear driver’s field of vision in area swept by driver’s side wiper.
1.Air Brake System
Defect(s)
• Audible air leak.
• Slow air pressure build-up rate.
Major Defect(s)
• Pushrod stroke of any brake exceeds the adjustment limit.
• Air loss rate exceeds prescribed limit.
• Inoperative towing vehicle (tractor) protection system.
• Low air warning system fails or system is activated.
• Inoperative service, parking or emergency brake.
2. Cab
Defect(s)
• Occupant compartment door fails to open.
Major Defect(s)
Any cab or sleeper door fails to close securely
3. Cargo Securement
Defect(s)
• Insecure or improper load covering (e.g. wrong type or flapping in the wind).
Major Defect(s)
• Insecure cargo.
• Absence, failure, malfunction or deterioration of required cargo securement device or load covering.
4. Coupling Devices
Defect(s)
• Coupler or mounting has loose or missing fastener.
Major Defect(s)
• Coupler is insecure or movement exceeds prescribed limit.
• Coupling or locking mechanism is damaged or fails to lock.
• Defective, incorrect or missing safety chain/cable.
5. Dangerous Goods
Major Defect(s)
• Dangerous goods requirements not met.
6. Driver Controls
Defect(s)
• Accelerator pedal, clutch, gauges, audible and visual indicators or instruments fail to function properly.
7. Driver Seat
Defect(s)
• Seat is damaged or fails to remain in set position.
Major Defect(s)
• Seatbelt or tether belt is insecure, missing or malfunctions
8. Electric Brake System
Defect(s)
• Loose or insecure wiring or electrical connection.
Major Defect(s)
• Inoperative breakaway device.
• Inoperative brake.
9. Emergency Equipment & Safety Devices
Defect(s)
• Emergency equipment is missing, damaged or defective.
10. Exhaust System
Defect(s)
• Exhaust leak.
Major Defect(s)
• Leak that causes exhaust gas to enter the occupant compartment.
11. Frame and Cargo Body
Defect(s)
• Damaged frame or cargo body.
Major Defect(s)
• Visibly shifted, cracked, collapsing or sagging frame member(s).
12. Fuel System
Defect(s)
• Missing fuel tank cap.
Major Defect(s)
• Insecure fuel tank.
• Dripping fuel leak.
13. General
Major Defect(s)
• Serious damage or deterioration that is noticeable and may affect the vehicle’s safe operation.
14. Glass and Mirrors
Defect(s)
• Required mirror or window glass fails to provide the required view to the driver as a result of being cracked, broken, damaged, missing or maladjusted.
• Required mirror or glass has broken or damaged attachments onto vehicle body.
15. Heater/Defroster
Defect(s)
• Control or system failure.
Major Defect(s)
• Defroster fails to provide unobstructed view through the windshield.
16. Horn
Defect(s)
• Vehicle has no operative horn.
17. Hydraulic Brake System
Defect(s)
• Brake fluid level is below indicated minimum level.
Major Defect(s)
•Parking brake is inoperative
• Brake boost or power assist is inoperative.
• Brake fluid leak.
• Brake pedal fade or insufficient brake pedal reserve.
• Activated (other than ABS) warning device.
• Brake fluid reservoir is less than ¼ full.
18. Lamps and Reflectors
Defect(s)
• Required lamp does not function as intended.
• Required reflector is missing or partially missing.
Major Defect(s)
When lamps are required:
• Failure of both low-beam headlamps.
• Failure of both rearmost tail lamps.
At all times:
• Failure of a rearmost turn-indicator lamp.
• Failure of both rearmost brake lamps.
19. Steering
Defect(s)
• Steering wheel lash (free-play) is greater than normal.
Major Defect(s)
• Steering wheel is insecure, or does not respond normally.
• Steering wheel lash (free-play) exceeds required limit.
20. Suspension System
Defect(s)
• Air leak in air suspension system.
• Broken spring leaf.
• Suspension fastener is loose, missing or broken.
Major Defect(s)
• Damaged* or deflated air bag. (* patched, cut, bruised, cracked to braid, mounted insecurely.)
• Cracked or broken main spring leaf or more than one broken spring leaf.
• Part of spring leaf or suspension is missing, shifted out of place or in contact with another vehicle component.
• Loose U-bolt.
21. Tires
Defect(s)
• Damaged tread or sidewall of tire.
• Tire leaking (if leak can be felt or heard, tire is to be treated as flat).
Major Defect(s)
• Flat tire.
• Tire tread depth is less than wear limit.
• Tire is in contact with another tire or any vehicle component other than mud-flap.
• Tire is marked “Not for highway use”.
• Tire has exposed cords in the tread or outer side wall area.
22. Wheels, Hubs and Fasteners
Defect(s)
• Hub oil below minimum level. (When fittedwith sight glass.)
• Leaking wheel seal.
Major Defect(s)
• Wheel has loose, missing or ineffective fastener.
• Damaged, cracked or broken wheel, rim or attaching part.
• Evidence of imminent wheel, hub or bearing failure.
23. Windshield Wiper/Washer
Defect(s)
• Control or system malfunction.
• Wiper blade damaged, missing or fails to adequately clear driver’s field of vision.
Major Defect(s)
When necessary for prevailing weather condition.
• Wiper or washer fails to adequately clear driver’s field of vision in area swept by driver’s side wiper.