CVSA Brake Safety Week 2026: A Practical Inspection Checklist

CVSA says drum and rotor problems can reduce brake efficiency, and broken material can separate from a moving vehicle. Its official 2026 flyer tells drivers and operators to examine visible surfaces during pre- and post-trip inspections and to look for cracked or missing material, heavy rust across a rotor's friction surface, metal-to-metal grooving, and wear that exposes a rotor's center vents.

Those observations align with federal brake rules. Under 49 CFR 393.47, brake components must be constructed, installed, and maintained for safe and reliable stopping. The rule addresses actuators, slack adjusters, linings or pads, and drums or rotors. Section 393.48 also requires brakes to remain operative.

Last year's results show why preparation matters. During the 2025 Brake Safety Week, CVSA reported 15,175 inspections and 2,296 vehicles placed out of service for brake-related violations—a 15.1% rate. The most-cited reason was an out-of-service condition affecting 20% or more of a combination's service brakes. That percentage is historical context, not a prediction of what inspectors will find in 2026.

A driver's walk-around can catch warning signs, but it is not a substitute for a qualified brake inspection. Park on a level surface, secure the vehicle against movement, use appropriate lighting, and do not place yourself under or between equipment that is not safely supported and protected from movement.

Also note pulling, vibration, delayed release, burning odor, smoke, unusual heat, or a change in stopping feel. Do not continue simply because the truck still moves. Report the symptom and have the cause evaluated before the next dispatch.

Federal rules require motor carriers to systematically inspect, repair, and maintain vehicles under their control. For Brake Safety Week preparation, give the technician enough time to check the tractor and the trailer as one operating combination. A useful work order should identify the unit, date, findings, measurements where applicable, repairs, parts, and the person who completed or approved the work.

1. 1

   Measure—not guess

   Have a qualified person verify lining or pad thickness, drum or rotor condition, pushrod travel where applicable, and adjustment against the correct specifications.

2. 2

   Inspect every wheel end

   A clean steer axle does not clear the drives or trailer. Compare components across each axle and investigate uneven wear, oil or grease contamination, and heat evidence.

3. 3

   Test the air system and protection devices

   Check for leakage, proper pressure buildup, warning operation, tractor protection, trailer emergency function, and service-brake response using an approved procedure.

4. 4

   Review hoses, chambers, and hardware

   Verify routing, securement, chamber condition, matching components where required, and that no part is cracked, loose, missing, or contacting another component.

5. 5

   Close the paperwork loop

   Record defects and repairs in the carrier's maintenance system. Keep evidence of the qualifications required for employees responsible for brake inspection, maintenance, service, or repair.

CVSA's flyer specifically says repairs should follow the brake manufacturer's requirements. An annual inspection sticker is useful, but it does not prove that a brake remained compliant after months of service. Current condition controls.

Small carriers often focus on the tractor because they know its maintenance history. The trailer may have changed hands, sat for a period, or accumulated defects between scheduled services. Before accepting a rental, interchange, or unfamiliar trailer, confirm its current annual-inspection status and conduct a real pre-trip check.

• At pickup

  Check air lines and seals, listen for leaks, test trailer brake response, examine accessible wheel ends, and photograph/report defects before leaving.

• After loading

  Recheck line clearance, coupling, tire and wheel condition, lights, and anything that may have changed while the equipment was moved or loaded.

• After a repair

  Obtain the repair order and verify that the reported defect—not only the symptom—was addressed before returning to service.

• During the trip

  Treat heat, odor, smoke, pulling, vibration, warning lights, or abnormal air behavior as a stop-and-investigate event.

If a vehicle is declared out of service, it cannot be operated until the required repairs are satisfactorily completed. Federal rule 49 CFR 396.9 also establishes a paperwork trail. A driver must deliver or transmit the inspection report to the carrier after reaching the next terminal or facility—or within 24 hours if the driver will not reach one in that period.

The carrier must examine the report and correct the noted violations or defects. Within 15 days, the carrier must certify that corrections were made and, when requested by the issuing state agency, return the completed form. A copy must be retained for 12 months. Build this into dispatch procedure now so the report does not remain in a cab pocket.

1. 1

   Assign each active tractor and trailer

   Create a unit list and name the driver or technician responsible for completing the check. Include spare and recently rented equipment.

2. 2

   Complete the driver inspection

   Use the carrier's normal pre-trip procedure plus the visible drum, rotor, hose, lining, connection, and air-system checks above.

3. 3

   Route defects to qualified maintenance

   Do not coach a driver to turn an automatic slack adjuster or improvise a repair. Park questionable equipment and obtain a qualified evaluation.

4. 4

   Verify repair documentation

   Match the repair order to the unit and defect, then retain it in the maintenance file. Tell dispatch when the unit is actually cleared.

5. 5

   Brief the driver

   Confirm the driver knows how to report an inspection, who to call after hours, and that an out-of-service vehicle cannot continue until the cited condition is repaired.