haulrecordFMCSA data

Look up a carrier / DOT 348981

USDOT 348981

W B MASON CO INC

Inspection record
Elevated out-of-service rateActive

14% of inspections ended in an out-of-service order.

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.

Based in: BROCKTON, MAPower units: 834Operation: InterstateCarries: PRIVATE PROPERTYHazmat

Inspection summary

Inspections on file50
Clean, no violations31
Ended out of service7
Out-of-service rate14.0%
Most recent2026-08-31

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

DateStateLevelViolationsService
2026-08-31NYDriver only0In service
2026-08-26NYFull4Out of service
2026-08-25MADriver only1In service
2026-08-25NYFull0In service
2026-08-21NYFull1In service
2026-08-20NYWalk-around0In service
2026-08-20NYDriver only0In service
2026-08-18NJWalk-around1Out of service
2026-08-17MDWalk-around1In service
2026-08-13NJDriver only1Out of service
2026-08-12NYWalk-around0In service
2026-08-11NYWalk-around0In service
2026-08-05PADriver only0In service
2026-08-04NYWalk-around3In service
2026-07-31MDFull0In service
2026-07-31NYWalk-around3In service
2026-07-28VTDriver only0In service
2026-07-28VTDriver only0In service
2026-07-28MEWalk-around1In service
2026-07-28NYWalk-around3In service
2026-07-28PADriver only0In service
2026-07-27MDWalk-around1Out of service
2026-07-24FLWalk-around0In service
2026-07-24NYWalk-around0In service
2026-07-23FLWalk-around0In 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.

CodeViolationService
393.47EBrake Out of Adjustment - Roto, Clamp (Short & Long), DD-3, or BoltIn service
393.9A-LHLILighting - Headlamp(s) - Any inoperativeIn service
393.9A-LFTSILighting - Front - Turn signal - inoperativeIn service
393.201B-FRFrame - Cab or body mounts loose/broken/missingIn service
393.9A-LILLighting - Identification lamp(s) inoperativeIn service
393.9A-LCLLighting - Clearance lamp(s) inoperativeIn service
393.9A-LSMLLighting - Side marker lamp(s) inoperativeIn service
393.9A-LSMLLighting - Side marker lamp(s) inoperativeIn service
393.9A-LSMLLighting - Side marker lamp(s) inoperativeIn service
392.2-SLLTCDState/Local Laws - Failed to obey a traffic control device - Permanent or Temporary - e.g., safety official, signal, sign, light, lane marking, otherIn service
383.91A-LCDLLicense (CDL) - Operate a CMV without proper CDL classOut of service
391.11B2-QDriver cannot satisfy the English language proficiency requirements of 391.11(b)(2) in accordance with the current corresponding FMCSA enforcement guidance (391.Out of service
392.2-SLLEWA1State/Local Laws - Excessive weight - 1-2500 lbs over on an axle/axle groupsIn service
393.55D1-BAir Brake - ABS malfunction lamp defective on truck-tractor manufactured on or after March 1, 1997 and each single unit CMV on or after 1998.In service
392.82DUMTDriver - Using a hand-held mobile telephoneIn service
393.47EBrake Out of Adjustment - Roto, Clamp (Short & Long), DD-3, or BoltIn service
393.47EBrake Out of Adjustment - Roto, Clamp (Short & Long), DD-3, or BoltIn service
396.3A1-BOSBrake - Defective brake(s) are equal to or greater than 20% of the service brakes on the vehicle/combinationOut of service
393.53B-BAir Brake - CMV manufactured on or after 10/20/1994 has an automatic airbrake adjustment system that fails to compensate for wearIn 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.