Musson Bros Inc is an active interstate carrier based in Rhinelander, WI.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 67 | 29 | 0 |
| Tractors | 6 | 0 | 0 |
| Trailers | 75 | 0 | 0 |
| Total Power Units | 102 | ||
Distinct vehicles · 24 mo
vs 102 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 43% | 91% | Around peer average |
| HOS Compliance | 71% | 97% | Around peer average |
| Driver Fitness | 90% | 97% | Worse than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 61% | 90% | Around peer average |
Lower percentile = lower SMS measure = stronger safety record. Computed nightly across active carriers in the same state and fleet-size band.
| Type | Inspections | OOS | OOS % | Nat'l Avg |
|---|---|---|---|---|
| Driver | 0 | 1 | — | 6.67% |
| Vehicle | 0 | 2 | — | 22.26% |
| Hazmat | 0 | 0 | — |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| Oct 1, 2024 | 0 | 0 | 1 | 1 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 15 | 4 | 3 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Mar 2, 2026 | PA | STRAIGHT TRUCK | 0 | 0 |
| Mar 2, 2026 | PA | TRUCK TRACTOR | 0 | 0 |
| Feb 19, 2026 | WI | STRAIGHT TRUCK | 0 | 0 |
| Nov 3, 2025 | WI | STRAIGHT TRUCK | 1 | 0 |
| Oct 23, 2025 |
| Insp w/ Viol |
|---|
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 2 | 0.34 | — |
| HOS Compliance | 1 | 0.07 | — |
| Vehicle Maintenance | 8 | 4.03 | — |
| Driver Fitness | 2 | 0.76 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 4 states. Top state WI accounts for 65% of activity. Activity outside home state (WI): 35%.
| Driver Fitness | 2 | 2 | 2 |
| Unsafe Driving | 2 | 2 | 0 |
| Hours-of-Service Compliance | 1 | 0 | 0 |
| MN |
| STRAIGHT TRUCK |
| 3 |
| 0 |
| Oct 23, 2025 | MN | STRAIGHT TRUCK | 1 | 0 |
| Sep 26, 2025 | WI | TRUCK TRACTOR | 1 | 0 |
| Aug 25, 2025 | WI | STRAIGHT TRUCK | 4 | 2 |
| Jul 8, 2025 | WI | STRAIGHT TRUCK | 1 | 1 |
| Jun 30, 2025 | WI | TRUCK TRACTOR | 1 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Nov 3, 2025 | 39378AWS | Washers - Inoperative washing system. | Vehicle Maintenance | — |
| Oct 23, 2025 | 3939AHLLH | Lighting - Headlamp(s) fail to operate on low and high beam | Vehicle Maintenance | — |
| Oct 23, 2025 | 3939ALIL | Lighting - Identification lamp(s) inoperative | Vehicle Maintenance | — |
| Oct 23, 2025 | 3958A | HOS (Form) - Paper Log/Logging Programs Form and Manner | Hours-of-Service Compliance | — |
| Oct 23, 2025 | 39617CPI | Operating a CMV without documentation of a periodic inspection | Vehicle Maintenance | — |
| Sep 26, 2025 | 393104F3C | Cargo - Loose or unfastened tiedown | Vehicle Maintenance | — |
| Aug 25, 2025 | 39345CBSG | Air Brake - Missing or inadequate Nonmetallic tubing spring guard | Vehicle Maintenance | — |
| Aug 25, 2025 | 39375A3TAOL | Tires - All others leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS | Vehicle Maintenance | Yes |
| Aug 25, 2025 | 39378AWS | Washers - Inoperative washing system. | Vehicle Maintenance | — |
| Aug 25, 2025 | 3939BLSLO | Lighting - Stop lamps - Any obscured | Vehicle Maintenance | — |