Mann Bros Llc is an active interstate carrier based in Yuba City, CA.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 20 | 0 | 0 |
| Tractors | 20 | 0 | 0 |
| Trailers | 20 | 0 | 0 |
| Total Power Units | 20 | ||
Distinct vehicles · 24 mo
vs 20 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category | Insp w/ Viol |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 76% | 93% | Worse than most peers |
| HOS Compliance | 89% | 95% | Worse than most peers |
| Driver Fitness | 0% | 0% | Better than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 63% | 87% | 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 | 17 | — | 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 | 50 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Mar 25, 2026 | CA | TRUCK TRACTOR | 0 | 0 |
| Mar 20, 2026 | CA | TRUCK TRACTOR | 0 | 0 |
| Mar 19, 2026 | CA | TRUCK TRACTOR | 2 | 0 |
| Mar 13, 2026 | CA | TRUCK TRACTOR | 0 | 0 |
| Mar 11, 2026 |
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 3 | 0.80 | — |
| HOS Compliance | 10 | 0.82 | — |
| Vehicle Maintenance | 27 | 2.79 | — |
| Driver Fitness | 0 | 0.00 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 5 states. Top state CA accounts for 89% of activity. Activity outside home state (CA): 11%.
| 18 |
| Hours-of-Service Compliance | 20 | 7 | 4 |
| Unsafe Driving | 3 | 1 | 0 |
| CA |
| TRUCK TRACTOR |
| 1 |
| 0 |
| Mar 6, 2026 | CA | TRUCK TRACTOR | 0 | 0 |
| Mar 2, 2026 | OR | TRUCK TRACTOR | 0 | 0 |
| Mar 2, 2026 | CA | TRUCK TRACTOR | 0 | 0 |
| Mar 2, 2026 | CA | TRUCK TRACTOR | 3 | 1 |
| Feb 17, 2026 | CA | TRUCK TRACTOR | 1 | 1 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Mar 19, 2026 | 3939ALSLI | Lighting - Stop lamps - Any inoperative. | Vehicle Maintenance | — |
| Mar 19, 2026 | 3958EHOSPD | HOS (Property) - No driver may make a false report in connection with a duty status. Explain | Hours-of-Service Compliance | — |
| Mar 11, 2026 | 3963A1OAL | Other - Any air leak not attributed to the brake or suspension system. | Vehicle Maintenance | — |
| Mar 2, 2026 | 39347E | Brake Out of Adjustment - Roto Clamp (Short & Long) DD-3 or Bolt | Vehicle Maintenance | — |
| Mar 2, 2026 | 39353BB | Air Brake - CMV manufactured on or after 10/20/1994 has an automatic airbrake adjustment system that fails to compensate for wear | Vehicle Maintenance | — |
| Mar 2, 2026 | 3963A1BOS | Brake - Defective brake(s) are equal to or greater than 20% of the service brakes on the vehicle/combination | Vehicle Maintenance | Yes |
| Feb 17, 2026 | 39375A3TFL | Tires - Front leaking or inflation 50% or less than of the maximum inflation pressure | Vehicle Maintenance | Yes |
| Feb 12, 2026 | 39348ABLMACBD | Drum Brake - Loose chamber/spider/camshaft support bracket | Vehicle Maintenance | — |
| Feb 12, 2026 | 39383G | Exhaust - Discharging at a point forward or directly below the driver or sleeper compartment | Vehicle Maintenance | — |
| Feb 12, 2026 | 39534A1ELDDFN | 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 | Hours-of-Service Compliance | — |