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What’s Included in a Certified DOT or BIT Inspection

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What’s Included in a Certified DOT or BIT Inspection

A Fleet Manager’s Guide to Staying Compliant, Safe, and Road-Ready

DOT and BIT inspections might feel routine, but they carry serious weight. These aren’t just check-the-box requirements—they’re essential to keeping your fleet safe, legal, and operating without interruption.

Whether you’re hauling across state lines or managing a local delivery fleet, understanding what’s actually inspected—and what’s at stake—can help you stay ahead of violations, downtime, and compliance headaches.


What Is a DOT or BIT Inspection—and Why It Matters?

  • DOT inspections are federally required by the FMCSA and apply to commercial vehicles across the U.S.
  • BIT inspections are mandated in California and focus on terminal-based inspections for fleet safety.

Failing either can result in:

  • Out-of-service orders at the roadside
  • CSA point penalties
  • Increased liability in accidents
  • Missed opportunities on contracts, leases, or audits

At Matthews Motors, our certified inspections meet both FMCSA and CHP requirements, ensuring your vehicles are road-ready—and your paperwork is airtight.


What’s Covered During a Certified Inspection?

Here’s what our techs inspect and document during a standard DOT or BIT evaluation:

1. Brake System

  • Brake chambers, lines, and hoses
  • Slack adjuster function and stroke measurements
  • Pad wear and rotor condition
  • Air pressure build-up time and retention BIT inspections require detailed stroke verification and documentation.

2. Lighting & Electrical Systems

  • Headlights, brake lights, turn signals, and marker lamps
  • ABS indicator lights and warning functions
  • Wiring harness condition and plug connectors
  • Reflective tape and marker compliance

3. Wheels, Tires & Axles

  • Tire tread depth and PSI
  • Sidewall bulges, cuts, or exposed cords
  • Loose or cracked lug nuts
  • Leaking or damaged wheel seals

4. Suspension & Steering

  • Leaf springs and air bags
  • Shackles, bushings, and U-bolts
  • Gearboxes, drag links, tie rods
  • Evidence of misalignment or steering play

5. Frame, Chassis & Coupling

  • Trailer frame cracks or weld issues
  • Crossmembers, landing gear, and kingpins
  • Fifth wheel and pintle hook wear
  • Load securement points (chains, straps, rails)

6. Cab & Safety Equipment

  • Windshield condition, mirrors, and wipers
  • Seat belts and horn function
  • Charged fire extinguisher (correct rating and mount)
  • Emergency triangles and reflective vests 📂 BIT inspections may also include paperwork audits and terminal facility prep.

After the Inspection: What You’ll Receive

Every inspection includes:

  • A certified DOT or BIT report (paper or digital)
  • Pass/fail results with tech signature
  • Repair recommendations (if applicable)
  • Compliance documentation for your safety files
  • Decals or stickers (where required)

Optional Add-Ons for Fleet Efficiency

For larger fleets or scheduled maintenance, we offer:

  • PM services bundled with inspections
  • Yard checks for pre-inspection prep
  • Repair prioritization for fail items
  • Digital tracking by VIN for compliance dashboards

With this approach, you always know: Who passed, what needs work, and when it’s due next.


Time for Your Next DOT or BIT Inspection?

Don’t wait until you’re flagged at a weigh station or sidelined during an audit. Get your inspection done right—and documented professionally.

Book a Certified Inspection Today: Call (706) 722-3997 or Email: [email protected]

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