Look up a carrier / DOT 348981
USDOT 348981W B MASON CO INC
10% out-of-service rate across 50 inspections.
This describes the roadside inspection record, not an official safety rating. FMCSA issues Satisfactory, Conditional and Unsatisfactory ratings through a separate compliance review, and most carriers have never been rated.
Inspection summary
| Inspections on file | 50 |
|---|---|
| Clean, no violations | 28 |
| Ended out of service | 5 |
| Out-of-service rate | 10.0% |
| Most recent | 2026-11-02 |
Showing the 50 most recent inspections held for this carrier. FMCSA keeps a rolling window, so this is a recent record rather than a lifetime one.
Recent inspections
| Date | State | Level | Violations | Service |
|---|---|---|---|---|
| 2026-11-02 | PA | Driver only | 0 | In service |
| 2026-10-28 | NJ | Driver only | 0 | In service |
| 2026-10-28 | VA | Driver only | 1 | Out of service |
| 2026-10-26 | ME | Walk-around | 5 | Out of service |
| 2026-10-26 | CT | Full | 1 | In service |
| 2026-10-22 | FL | Walk-around | 1 | In service |
| 2026-10-20 | ME | Full | 4 | Out of service |
| 2026-10-20 | NY | Full | 0 | In service |
| 2026-10-20 | MD | Full | 0 | In service |
| 2026-10-19 | NY | Driver only | 1 | In service |
| 2026-10-14 | VT | Walk-around | 0 | In service |
| 2026-10-13 | VT | Driver only | 1 | In service |
| 2026-10-13 | PA | Driver only | 0 | In service |
| 2026-10-13 | NJ | Driver only | 0 | In service |
| 2026-10-13 | MA | Driver only | 4 | In service |
| 2026-10-09 | PA | Full | 0 | In service |
| 2026-10-07 | NY | Walk-around | 0 | In service |
| 2026-10-07 | PA | Full | 0 | In service |
| 2026-10-06 | PA | Full | 0 | In service |
| 2026-10-06 | VT | Full | 0 | In service |
| 2026-10-05 | PA | Driver only | 0 | In service |
| 2026-09-30 | NY | Walk-around | 1 | In service |
| 2026-09-29 | MD | Walk-around | 0 | In service |
| 2026-09-24 | MD | Walk-around | 0 | In service |
| 2026-09-23 | VT | Walk-around | 1 | In service |
Violations found
Every violation recorded across the most recent inspections. An out-of-service violation means the vehicle or driver was ordered off the road at the roadside.
| Code | Violation | Service |
|---|---|---|
| 392.2-SLLTCD | State/Local Laws - Failed to obey a traffic control device - Permanent or Temporary - e.g., safety official, signal, sign, light, lane marking, other | In service |
| 392.2-SLLSR | State/Local Laws - State registration/tag violation | In service |
| 392.2-SLLSR | State/Local Laws - State registration/tag violation | In service |
| 392.2-SLL | State/Local Laws - | In service |
| 392.2-SLL | State/Local Laws - | In service |
| 393.53B-B | Air Brake - CMV manufactured on or after 10/20/1994 has an automatic airbrake adjustment system that fails to compensate for wear | In service |
| 393.47E | Brake Out of Adjustment - Roto, Clamp (Short & Long), DD-3, or Bolt | In service |
| 393.45D-B | Air Brake - Audible air leak at a proper connection | In service |
| 396.3A1-BOS | Brake - Defective brake(s) are equal to or greater than 20% of the service brakes on the vehicle/combination | Out of service |
| 393.9A-LLPL | Lighting - License plate lamp inoperative | In service |
| 396.17C-PI | Operating a CMV without documentation of a periodic inspection | In service |
| 393.9A-LHLI | Lighting - Headlamp(s) - Any inoperative | In service |
| 393.40F-BNPB | Brake - Inoperative or missing parking/emergency brake on power unit | Out of service |
| 393.75A3-TAOL | Tires - All others, leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS | Out of service |
| 393.75A3-TAOL | Tires - All others, leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS | Out of service |
| 393.75A3-TAOL | Tires - All others, leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS | Out of service |
| 393.75A3-TAOL | Tires - All others, leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS | Out of service |
| 391.41APC | Medical (Certificate) - Operating a property-carrying vehicle without a valid medical certificate in possession or on file with the state drivers licensing agency | Out of service |
Source: FMCSA Company Census, Vehicle Inspection File and Inspections and Violations, via data.transportation.gov. Refreshed daily. Verify against FMCSA directly before relying on any of this to tender a load.