FMCSA · Safety Measurement System register · Massachusetts

Vehicle Maintenance in Massachusetts

• 27,639Violations recorded
• 38,110Registered carriers in the state
• 19,914State inspections addressing it

Brakes, lights, tyres and the rest of the mechanical condition of the vehicle. Massachusetts carries 27,639 violations in this category, out of 5,090,851 recorded nationally, which places it 36 of 51 jurisdictions the register covers. Its share of the national figure is 0.005 as a fraction, banked by the build rather than turned into a ratio here. Nationally, a violation in this category carries an average severity weight of 3.8.

The state’s carriers by fleet size

• 1 power unit 19,218
• 2 to 5 power units 13,185
• 6 to 20 power units 3,592
• 21 to 100 power units 708
• 101 to 1,000 power units 101
• 1,000 or more power units 75

Other categories recorded in Massachusetts

• Controlled Substances/Alcohol 325
• Crash Indicator 3,025
• Driver Fitness 8,868
• Hazardous Materials Compliance 153
• Hours-of-Service Compliance 4,967
• Unsafe Driving 16,399

Vehicle Maintenance across every jurisdiction → Every category in Massachusetts →

Figures from the federal source files: EPA’s ECHO downloads, CMS provider files and the FMCSA census.

Counts from FMCSA SMS input files on data.transportation.gov: kjg3-diqy (Motor Carrier Census, 2,122,441 rows), rbkj-cgst (Inspection, 5,834,148), 8mt8-2mdr (Violation, 6,808,260), 4wxs-vbns (Crash, 255,582), p2mt-9ige (Out of Service Orders, 399,600); SoQL aggregates fetched 2026-09-16. The rank is taken over the jurisdictions this desk publishes, and the national figure beside it is the register’s own total for the category.