S & T Trucking Transportation Llc is an active interstate carrier based in Parkston, SD.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 7 | 0 | 0 |
| Tractors | 7 | 0 | 0 |
| Trailers | 19 | 0 | 0 |
| Total Power Units | 7 | ||
Distinct vehicles · 24 mo
vs 7 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 94% | 97% | Worse than most peers |
| HOS Compliance | 89% | 94% | Worse than most peers |
| Driver Fitness | 0% | 0% | Better than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 74% | 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 | 1 | — | 22.26% |
| Hazmat | 0 | 0 | — | 4.44% |
Where they run
Inspected in 4 states. Top state accounts for of activity.
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| Jan 1, 2026 | 0 | 0 | 1 | 1 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 7 | 0 | 1 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Mar 17, 2026 | NE | SEMI-TRAILER | 1 | 0 |
| Feb 5, 2026 | WI | TRUCK TRACTOR | 1 | 1 |
| Jan 14, 2026 | CA | TRUCK TRACTOR | 6 | 0 |
| Jul 11, 2025 | CA | TRUCK TRACTOR | 0 | 0 |
| Insp w/ Viol |
|---|
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 3 | 5.39 | — |
| HOS Compliance | 1 | 0.53 | — |
| Vehicle Maintenance | 3 | 5.55 | — |
| Driver Fitness | 0 | 0.00 | — |
| Controlled Substances | 0 | 0.00 | — |
| Unsafe Driving |
| 4 |
| 0 |
| 0 |
| Hours-of-Service Compliance | 1 | 0 | 1 |
| Dec 5, 2024 |
| NV |
| TRUCK TRACTOR |
| 3 |
| 1 |
| Aug 20, 2024 | NV | TRUCK TRACTOR | 1 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Mar 17, 2026 | 3922SLLS2 | State/Local Laws - Speeding 6-10 miles per hour over the speed limit | Unsafe Driving | — |
| Feb 5, 2026 | 39345B2BHTD | Air Brake - Hose/tubing damage into the outer reinforcement ply. | Vehicle Maintenance | Yes |
| Jan 14, 2026 | 3922SLLLR | State/Local Laws - Lane restriction violation | Unsafe Driving | — |
| Jan 14, 2026 | 3922SLLS2 | State/Local Laws - Speeding 6-10 miles per hour over the speed limit | Unsafe Driving | — |
| Jan 14, 2026 | 39311A1CSLRR | Conspicuity Systems - Truck tractor lower rear retro reflective sheeting missing on vehicle manufactured on or after July 1 1997 | Vehicle Maintenance | — |
| Jan 14, 2026 | 39360E | Windshield - Obstructed | Vehicle Maintenance | — |
| Jan 14, 2026 | 39395A4EEUS | Emergency Equipment - Fire Extinguishers - unsecured | Vehicle Maintenance | — |
| Jan 14, 2026 | 3969D2FTF | Failing to correct the violation(s)/defect(s) noted on the roadside inspection report | Vehicle Maintenance | — |
| Dec 5, 2024 | 39360D | Windshield / Windows - Tinting permits less than 70% of light transmittance | Vehicle Maintenance | — |
| Dec 5, 2024 | 39360E | Windshield - Obstructed | Vehicle Maintenance | — |