B & K Trucking Llc is an active interstate carrier based in Marathon, WI.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 26 | 0 | 0 |
| Tractors | 19 | 7 | 0 |
| Trailers | 93 | 0 | 0 |
| Total Power Units | 26 | ||
Distinct vehicles · 24 mo
vs 26 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 71% | 92% | Around peer average |
| HOS Compliance | 89% | 98% | Worse than most peers |
| Driver Fitness | 0% | 0% | Better than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 58% | 88% | 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 | 0 | — | 6.67% |
| Vehicle | 0 | 3 | — | 22.26% |
| Hazmat | 0 | 0 | — |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| No crashes recorded | 0 | 0 | 0 | 0 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 9 | 5 | 4 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Mar 13, 2026 | MO | TRUCK TRACTOR | 0 | 0 |
| Mar 8, 2026 | IA | TRUCK TRACTOR | 2 | 0 |
| Feb 27, 2026 | NM | TRUCK TRACTOR | 0 | 0 |
| Feb 23, 2026 | IL | TRUCK TRACTOR | 0 | 0 |
| Feb 3, 2026 |
| Insp w/ Viol |
|---|
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 2 | 0.92 | — |
| HOS Compliance | 4 | 0.54 | — |
| Vehicle Maintenance | 5 | 3.15 | — |
| Driver Fitness | 0 | 0.00 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 13 states. Top state WI accounts for 28% of activity. Activity outside home state (WI): 72%.
+8 other states with fewer inspections
| Hours-of-Service Compliance | 5 | 0 | 0 |
| Unsafe Driving | 2 | 0 | 0 |
| KS |
| TRUCK TRACTOR |
| 0 |
| 0 |
| Jan 13, 2026 | IN | TRUCK TRACTOR | 1 | 0 |
| Sep 16, 2025 | WI | TRUCK TRACTOR | 0 | 0 |
| Sep 9, 2025 | IL | TRUCK TRACTOR | 0 | 0 |
| Sep 4, 2025 | WI | TRUCK TRACTOR | 0 | 0 |
| Aug 18, 2025 | IL | TRUCK TRACTOR | 0 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Mar 8, 2026 | 3922FC | Following too close | Unsafe Driving | — |
| Mar 8, 2026 | 39534A1 | Failing to note malfunction that requires use of paper log | Hours-of-Service Compliance | — |
| Jan 13, 2026 | 3922SLLLR | State/Local Laws - Lane restriction violation | Unsafe Driving | — |
| Jul 16, 2025 | 393104CC | Cargo - Damaged vehicle structures/anchor points | Vehicle Maintenance | — |
| Jul 9, 2025 | 3939ALRLI | Lighting - Tail lamp - Any inoperative | Vehicle Maintenance | — |
| Jul 9, 2025 | 39345DB | Air Brake - Audible air leak at a proper connection | Vehicle Maintenance | — |
| Jul 9, 2025 | 3939ALFTSI | Lighting - Front - Turn signal - inoperative | Vehicle Maintenance | — |
| Jul 9, 2025 | 3963A1BALAC | Brake - Audible air leak from a brake chamber | Vehicle Maintenance | — |
| Jul 9, 2025 | 3963A1BALR | Air Brake - Fails air loss rate test | Vehicle Maintenance | Yes |
| May 30, 2025 | 39524 | HOS (ELD) - ELD Form and Manner | Hours-of-Service Compliance | — |