DBA: Cox Petroleum Transport
H F Cox Inc is an active intrastate non-hazmat carrier based in Bakersfield, CA.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 81 | 0 | 0 |
| Tractors | 81 | 0 | 0 |
| Total Power Units | 161 | ||
Distinct vehicles · 24 mo
vs 161 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 | 42% | 93% | Around peer average |
| HOS Compliance | 57% | 92% | Around peer average |
| Driver Fitness | 0% | 0% | Better than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 38% | 83% | 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 | 13 | — | 22.26% |
| Hazmat | 290 | 0 | 0.00% |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| Oct 1, 2025 | 0 | 0 | 1 | 1 |
| Jan 1, 2025 | 0 | 0 | 1 | 1 |
| Oct 1, 2024 | 0 | 0 | 1 | 1 |
| Jul 1, 2024 | 0 | 0 | 2 | 2 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 82 | 13 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Mar 24, 2026 | CA | TRUCK TRACTOR | 0 | 0 |
| Mar 19, 2026 | CA | STRAIGHT TRUCK | 2 | 0 |
| Mar 18, 2026 | CA | TRUCK TRACTOR | 0 | 0 |
| Mar 18, 2026 | CA | TRUCK TRACTOR | 1 | 0 |
| Mar 17, 2026 |
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 1 | 0.01 | — |
| HOS Compliance | 2 | 0.01 | — |
| Vehicle Maintenance | 60 | 1.10 | — |
| Driver Fitness | 0 | 0.00 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 3 states. Top state CA accounts for 99% of activity. Activity outside home state (CA): 1%.
| 14 |
| Hazardous Materials Compliance | 8 | 2 | 1 |
| Hours-of-Service Compliance | 2 | 1 | 0 |
| Unsafe Driving | 1 | 0 | 0 |
| CA |
| TRUCK TRACTOR |
| 3 |
| 1 |
| Mar 12, 2026 | CA | TRUCK TRACTOR | 0 | 0 |
| Mar 11, 2026 | CA | TRUCK TRACTOR | 0 | 0 |
| Mar 10, 2026 | CA | TRUCK TRACTOR | 0 | 0 |
| Mar 5, 2026 | CA | TRUCK TRACTOR | 1 | 0 |
| Mar 5, 2026 | CA | STRAIGHT TRUCK | 0 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Mar 19, 2026 | 39345DB | Air Brake - Audible air leak at a proper connection | Vehicle Maintenance | — |
| Mar 19, 2026 | 3963A1BALAC | Brake - Audible air leak from a brake chamber | Vehicle Maintenance | — |
| Mar 18, 2026 | 39345B2BHTD | Air Brake - Hose/tubing damage into the outer reinforcement ply. | Vehicle Maintenance | — |
| Mar 17, 2026 | 39347E | Brake Out of Adjustment - Roto Clamp (Short & Long) DD-3 or Bolt | Vehicle Maintenance | — |
| Mar 17, 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 17, 2026 | 3963A1BOS | Brake - Defective brake(s) are equal to or greater than 20% of the service brakes on the vehicle/combination | Vehicle Maintenance | Yes |
| Mar 5, 2026 | 39355EB | Air Brake - ABS malfunction lamp defective on trailers manufactured on or after March 1 1998 | Vehicle Maintenance | — |
| Feb 18, 2026 | 39355EB | Air Brake - ABS malfunction lamp defective on trailers manufactured on or after March 1 1998 | Vehicle Maintenance | — |
| Feb 18, 2026 | 3939ALTSIR | Lighting - Turn signal -Any inoperative on a unit that is not the rearmost unit | Vehicle Maintenance | — |
| Feb 10, 2026 | 39345B2BHTD | Air Brake - Hose/tubing damage into the outer reinforcement ply. | Vehicle Maintenance | — |