Williamson Rock Hauling Llc is an active interstate carrier based in Horatio, AR.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 9 | 0 | 0 |
| Tractors | 9 | 0 | 0 |
| Trailers | 9 | 0 | 0 |
| Total Power Units | 9 | ||
Distinct vehicles · 24 mo
vs 9 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 | 94% | 96% | Worse than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 85% | 89% | 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 | 1 | — | 6.67% |
| Vehicle | 0 | 0 | — | 22.26% |
| Hazmat | 0 | 0 | — | 4.44% |
Where they run
Inspected in 2 states. Top state AR accounts for of activity.
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| No crashes recorded | 0 | 0 | 0 | 0 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 7 | 0 | 0 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Dec 15, 2025 | AR | TRUCK TRACTOR | 2 | 0 |
| Aug 1, 2025 | TX | TRUCK TRACTOR | 6 | 1 |
| Jun 11, 2025 | AR | TRUCK TRACTOR | 0 | 0 |
| Apr 18, 2025 | AR | TRUCK TRACTOR | 0 | 0 |
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 0 | 0.00 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 2 | 8.80 | — |
| Driver Fitness | 1 | 2.00 | — |
| Controlled Substances | 0 | 0.00 | — |
| Driver Fitness |
| 1 |
| 1 |
| 1 |
| Dec 19, 2024 |
| AR |
| TRUCK TRACTOR |
| 0 |
| 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Dec 15, 2025 | 39345DB | Air Brake - Audible air leak at a proper connection | Vehicle Maintenance | — |
| Dec 15, 2025 | 39355D2B | Air Brake - ABS malfunction lamp defective on truck-tractor manufactured on or after March 1 2001 for towed vehicle. | Vehicle Maintenance | — |
| Aug 1, 2025 | 38323A2 | Operating a CMV without a CDL | Driver Fitness | Yes |
| Aug 1, 2025 | 393205C | Wheel fasteners loose and/or missing | Vehicle Maintenance | — |
| Aug 1, 2025 | 39360C | Windshield - Damaged or Discolored | Vehicle Maintenance | — |
| Aug 1, 2025 | 39378 | Wipers - Inoperative / missing / damaged wipers | Vehicle Maintenance | — |
| Aug 1, 2025 | 39395F | Emergency Equipment - Stopped vehicle warning devices missing or improper | Vehicle Maintenance | — |
| Aug 1, 2025 | 39617C | Operating a CMV without proof of a periodic inspection | Vehicle Maintenance | — |