MASON BROS COMPANY INC
USDOT 366386 • 222 N E 4TH ST, WADENA, MN, 56482
Overview
Company profile from FMCSA Census File
Authority & Insurance
Operating authority, insurance filings, and BOC-3 status
Operating Authority
No insurance filings found for this carrier in FMCSA records.
Safety & Inspections
SMS BASIC scores, inspection history, and out-of-service rates
SMS BASIC Scores
Higher percentile = worse safety performance relative to peers. Scores at or above 75% trigger FMCSA alerts.
Inspection Activity (24 months)
Monthly inspection counts with OOS months highlighted. Hover bars for details.
Inspection Activity Map
5 states • 47 inspections
Violation Summary (75 violations from 47 inspections)
| Code | Description | # Violations | # OOS | Severity Wt | BASIC |
|---|---|---|---|---|---|
| FMCSR:392.2 | Operating a CMV while ill or fatigued | 7 | 0 | 8 | Unsafe Driving |
| FMCSR:393.9(a) | Inoperable required lamps | 7 | 1 | 3 | Vehicle Maintenance |
| FMCSR:392.2-SLLS2 | Speeding 6-10 mph over limit | 4 | 0 | 5 | Unsafe Driving |
| FMCSR:393.47(e) | Slack adjuster defective | 3 | 0 | 7 | Vehicle Maintenance |
| FMCSR:393.55E-B | Coupling device/towing methods defective | 2 | 0 | 8 | Vehicle Maintenance |
| FMCSR:393.9A-LSLIWR | Inoperable required lamps | 2 | 2 | 3 | Vehicle Maintenance |
| FMCSR:393.47E | Slack adjuster defective | 2 | 0 | 7 | Vehicle Maintenance |
| FMCSR:393.9A-LIL | Inoperable required lamps | 1 | 0 | 3 | Vehicle Maintenance |
| FMCSR:393.9A-LRLI | Inoperable required lamps | 1 | 0 | 3 | Vehicle Maintenance |
| FMCSR:395.8E-HOSPDOOS | False record of duty status | 1 | 1 | 10 | Hours Of Service |
| FMCSR:395.34A1-ELDDFN | HOS (ELD) - Driver failed to note the malfunction of the ELD and provide written notice of the malfunction to the motor carrier within 24 hours | 1 | 0 | — | Hours Of Service |
| FMCSR:395.24 | HOS (ELD) - ELD Form and Manner | 1 | 0 | — | Hours Of Service |
| FMCSR:392.2-SLLEWA1 | Operating a CMV while ill or fatigued | 1 | 0 | 8 | Unsafe Driving |
| FMCSR:392.2-SLLEWA2 | Operating a CMV while ill or fatigued | 1 | 0 | 8 | Unsafe Driving |
| FMCSR:396.3A1-BALR | Air Brake - Fails air loss rate test | 1 | 1 | — | Vehicle Maintenance |
| FMCSR:393.201A-VURB | Frame - cracked/loose/broken | 1 | 1 | 8 | Vehicle Maintenance |
| FMCSR:393.9A-LCL | Inoperable required lamps | 1 | 0 | 3 | Vehicle Maintenance |
| FMCSR:393.45D-BAAL | Brake tubing/hoses inadequate | 1 | 1 | 7 | Vehicle Maintenance |
| FMCSR:392.2-SLLTCD | Operating a CMV while ill or fatigued | 1 | 0 | 8 | Unsafe Driving |
| FMCSR:392.2-SLL | Operating a CMV while ill or fatigued | 1 | 0 | 8 | Unsafe Driving |
| FMCSR:395.22G-ELDMFV | HOS (ELD) - A portable ELD is not mounted in a fixed position and visible to the driver when seated in the normal driving position. | 1 | 0 | — | Hours Of Service |
| FMCSR:395.22H1-ELDNUM | HOS (ELD) - In-Vehicle Information - No user's manual for the driver describing how to operate the ELD. (May be electronic) | 1 | 0 | — | Hours Of Service |
| FMCSR:392.2-SLLFC | Operating a CMV while ill or fatigued | 1 | 0 | 8 | Unsafe Driving |
| FMCSR:393.203C | Hood not securely fastened | 1 | 0 | — | Vehicle Maintenance |
| FMCSR:396.5B | Fuel system leak | 1 | 0 | 7 | Vehicle Maintenance |
| FMCSR:393.9 | Inoperable Required Lamp | 1 | 0 | — | Vehicle Maintenance |
| FMCSR:393.45B2 | Brake tubing/hoses inadequate | 1 | 0 | 7 | Vehicle Maintenance |
| FMCSR:393.53B | Steering system components worn | 1 | 0 | 7 | Vehicle Maintenance |
| FMCSR:392.82DUMT | Texting while driving | 1 | 0 | 10 | Unsafe Driving |
| FMCSR:393.209E-STPSD | Steering - Power steering components loose/broken | 1 | 0 | — | Vehicle Maintenance |
| FMCSR:393.9A-HLLH | Inoperable required lamps | 1 | 0 | 3 | Vehicle Maintenance |
| FMCSR:392.2-SLLS4 | Speeding 15+ mph over limit | 1 | 0 | 10 | Unsafe Driving |
| FMCSR:393.9A-LHLI | Inoperable required lamps | 1 | 0 | 3 | Vehicle Maintenance |
| FMCSR:393.55D1-B | Coupling device/towing methods defective | 1 | 0 | 8 | Vehicle Maintenance |
| FMCSR:393.75A1-TFBMF | Tires - Front belt material/casing ply showing in tread area | 1 | 1 | — | Vehicle Maintenance |
| FMCSR:393.45B2-BHTD | Brake tubing/hoses inadequate | 1 | 1 | 7 | Vehicle Maintenance |
| FMCSR:396.3(a)(1) | Inspection/repair/maintenance - general | 1 | 1 | 5 | Vehicle Maintenance |
| FMCSR:393.53(b) | Steering system components worn | 1 | 0 | 7 | Vehicle Maintenance |
| FMCSR:393.3 | 393.3 | 1 | 0 | — | Vehicle Maintenance |
| FMCSR:393.11(a)(1) | Lighting devices/reflectors | 1 | 0 | 3 | Vehicle Maintenance |
| FMCSR:393.48(a) | Inoperative/defective brakes | 1 | 0 | 8 | Vehicle Maintenance |
| FMCSR:393.22B-LPL | Lighting - Prohibited combination of lamps | 1 | 0 | — | Vehicle Maintenance |
| FMCSR:392.82(a)(1) | Texting while driving | 1 | 0 | 10 | Unsafe Driving |
| FMCSR:395.8 | Record of Duty Status violation (general/form and manner) | 1 | 0 | — | Hours Of Service |
| FMCSR:393.11 | Lighting devices/reflectors | 1 | 0 | 3 | Vehicle Maintenance |
| FMCSR:393.95(f) | Emergency Equipment - Stopped vehicle warning devices missing or improper | 1 | 0 | — | Vehicle Maintenance |
| FMCSR:393.19 | Hazard warning signal inoperable | 1 | 0 | 3 | Vehicle Maintenance |
| FMCSR:383.23(a)(2) | CDL - wrong class | 1 | 1 | 8 | Driver Fitness |
| FMCSR:391.41(a)(1) | 391.41(a)(1) | 1 | 0 | — | Driver Fitness |
| FMCSR:393.60(c) | Glazing/window obstructions | 1 | 0 | 4 | Vehicle Maintenance |
| FMCSR:393.75(b) | Tire tread depth insufficient (steer) | 1 | 0 | 7 | Vehicle Maintenance |
| FMCSR:393.23 | Required lamp not powered by vehicle electric | 1 | 1 | — | Vehicle Maintenance |
| FMCSR:393.78 | Windshield condition defective | 1 | 0 | 4 | Vehicle Maintenance |
| FMCSR:393.55(d)(3) | Coupling device/towing methods defective | 1 | 0 | 8 | Vehicle Maintenance |
| FMCSR:393.55(d)(2) | Coupling device/towing methods defective | 1 | 0 | 8 | Vehicle Maintenance |
Peer Context
This carrier vs national averages. Lower is better for all metrics.
National averages: vehicle OOS 23.4%, driver OOS 6.7%, violations per inspection ~1.8. Based on FMCSA MCSAP program data.
Inspection History (47 inspections)
Inspection analytics
Monthly cadence, frequent stations, and violation mix
Inspections per month (24 mo)
Most frequent inspection stations
Violations by BASIC category
Recent Crashes
16 crash records from FMCSA Crash File
Crash History (16 records)
| Date | State | Severity | Fatalities | Injuries | City | Location | VIN | Carrier Name at Crash |
|---|---|---|---|---|---|---|---|---|
| Mar 5, 2026 | MN | TOW | 0 | 0 | HOWARD LAKE | 10TH ST | ...912865 | MASON BROS COMPANY INC |
| Oct 31, 2023 | WI | TOW | 0 | 0 | SUPERIOR | USH 002 WB | ...921553 | MASON BROS COMPANY INC |
| Jan 18, 2022 | ND | TOW | 0 | 0 | — | — | ...GW3535 | MASON BROS COMPANY INC |
| Jan 22, 2021 | WI | TOW | 0 | 0 | CEDAR LAKE | CTH V EB | ...GC2092 | MASON BROS COMPANY INC |
| Nov 15, 2018 | MN | TOW | 0 | 0 | — | — | — | — |
| Jan 15, 2018 | MN | INJURY | 0 | 1 | — | — | — | — |
| Apr 8, 2017 | MI | TOW | 0 | 0 | — | — | — | — |
| Feb 2, 2016 | MN | INJURY | 0 | 1 | — | — | — | — |
| Dec 2, 2015 | MN | TOW | 0 | 0 | — | — | — | — |
| Sep 30, 2015 | MI | INJURY | 0 | 1 | — | — | — | — |
| Sep 21, 2015 | MN | TOW | 0 | 0 | — | — | — | — |
| Jun 22, 2010 | MN | INJURY | 0 | 1 | — | — | — | — |
| Jan 18, 2008 | WI | TOW | 0 | 0 | — | — | — | — |
| Jul 26, 2006 | MN | TOW | 0 | 0 | — | — | — | — |
| Oct 6, 2003 | MN | INJURY | 0 | 1 | — | — | — | — |
| Sep 15, 1997 | MN | INJURY | 0 | 1 | — | — | — | — |
Compliance Timeline
16 events merged from authority, insurance, enforcement, OOS, crash, MCS-150, and safety rating records