Rock Brothers Trucking Llc is an active intrastate non-hazmat carrier based in Magnolia, TX.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 3 | 0 | 0 |
| Tractors | 3 | 0 | 0 |
| Trailers | 4 | 0 | 0 |
| Total Power Units | 3 | ||
Distinct vehicles · 24 mo
vs 3 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 | 0% | 0% | Better than most peers |
| HOS Compliance | 0% | 0% | Better than most peers |
| Driver Fitness | 0% | 0% | Better than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 87% | 90% | Worse than most peers |
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 | 1 | — | 22.26% |
| Hazmat | 0 | 0 | — | 4.44% |
Where they run
Inspected in 1 state. Top state TX accounts for 100% of activity. Activity outside home state (TX): 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 | 8 | 1 | 1 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Mar 3, 2026 | TX | STRAIGHT TRUCK | 3 | 0 |
| Feb 4, 2026 | TX | TRUCK TRACTOR | 4 | 1 |
| Aug 7, 2024 | TX | TRUCK TRACTOR | 1 | 0 |
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 0 | 0.00 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 3 | 13.28 | — |
| Driver Fitness | 0 | 0.00 | — |
| Controlled Substances | 0 | 0.00 | — |
| Date |
|---|
| Code |
|---|
| Description |
|---|
| BASIC |
|---|
| OOS |
|---|
| Mar 3, 2026 | 39355E | No or Defective ABS Malfunction Indicator Lamp for trailer manufactured after 03/01/1998 | Vehicle Maintenance | — |
| Mar 3, 2026 | 39375C | Tire-other tread depth less than 2/32 of inch measured in a major tread groove | Vehicle Maintenance | — |
| Mar 3, 2026 | 3963A1B | Brakes (general) Explain: | Vehicle Maintenance | — |
| Feb 4, 2026 | 393203E | Cab front bumper missing/unsecured/protrude | Vehicle Maintenance | — |
| Feb 4, 2026 | 39345B2UV | Brake Hose or Tubing Chafing and/or Kinking Under Vehicle | Vehicle Maintenance | — |
| Feb 4, 2026 | 3939 | Inoperable Required Lamp | Vehicle Maintenance | Yes |
| Feb 4, 2026 | 39617C | Operating a CMV without proof of a periodic inspection | Vehicle Maintenance | — |
| Aug 7, 2024 | 3965B | Oil and/or grease leak | Vehicle Maintenance | — |