Sos Superior Oilfield Services Llc is an active intrastate non-hazmat carrier based in Big Spring, TX.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 6 | 0 | 0 |
| Tractors | 4 | 2 | 0 |
| Trailers | 4 | 2 | 0 |
| Total Power Units | 6 | ||
Distinct vehicles · 24 mo
vs 6 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 | 95% | 97% | Worse than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 97% | 97% | 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 | 8 | — | 6.67% |
| Vehicle | 0 | 7 | — | 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 | 65 | 16 | 8 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Mar 20, 2026 | TX | TRUCK TRACTOR | 4 | 1 |
| Mar 19, 2026 | TX | TRUCK TRACTOR | 7 | 1 |
| Feb 4, 2026 | TX | TRUCK TRACTOR | 11 | 2 |
| Dec 4, 2025 | TX | TRUCK TRACTOR |
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 0 | 0.00 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 13 | 22.50 | — |
| Driver Fitness | 4 | 2.96 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 1 state. Top state TX accounts for 100% of activity. Activity outside home state (TX): 0%.
| Driver Fitness |
| 7 |
| 3 |
| 7 |
| 0 |
| Nov 14, 2025 | TX | TRUCK TRACTOR | 3 | 0 |
| Sep 17, 2025 | TX | TRUCK TRACTOR | 8 | 3 |
| Aug 30, 2025 | TX | TRUCK TRACTOR | 10 | 4 |
| Jul 8, 2025 | TX | TRUCK TRACTOR | 9 | 1 |
| May 7, 2025 | TX | TRUCK TRACTOR | 6 | 2 |
| Nov 13, 2024 | TX | TRUCK TRACTOR | 4 | 1 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Mar 20, 2026 | 39311 | No or defective lighting devices or reflective material as required | Vehicle Maintenance | — |
| Mar 20, 2026 | 393207C | Leaf spring assembly defective/missing | Vehicle Maintenance | Yes |
| Mar 20, 2026 | 3939 | Inoperable Required Lamp | Vehicle Maintenance | — |
| Mar 20, 2026 | 3939T | Inoperable tail lamp | Vehicle Maintenance | — |
| Mar 19, 2026 | 39311 | No or defective lighting devices or reflective material as required | Vehicle Maintenance | — |
| Mar 19, 2026 | 393207A | Axle positioning parts defective/missing | Vehicle Maintenance | Yes |
| Mar 19, 2026 | 39345DLUV | Brake Connections with Leaks Under Vehicle | Vehicle Maintenance | — |
| Mar 19, 2026 | 3939 | Inoperable Required Lamp | Vehicle Maintenance | — |
| Mar 19, 2026 | 3939TS | Inoperative turn signal | Vehicle Maintenance | — |
| Mar 19, 2026 | 3963A1B | Brakes (general) Explain: | Vehicle Maintenance | — |