Knife River Corporation - South is an active intrastate hazmat carrier based in Bryan, TX.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 166 | 0 | 0 |
| Tractors | 67 | 0 | 0 |
| Trailers | 116 | 0 | 0 |
| Total Power Units | 244 | ||
Distinct vehicles · 24 mo
vs 244 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 | 18% | 71% | Better 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 | 5 | 0 | 0.00% |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| Oct 1, 2025 | 1 | 2 | 2 | 2 |
| Jul 1, 2025 | 0 | 2 | 3 | 3 |
| Apr 1, 2025 | 0 | 2 | 0 | 1 |
| Jan 1, 2025 | 0 | 0 | 1 | 1 |
| Jul 1, 2024 | 1 | 0 | 2 | 2 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 16 | 2 | 2 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Mar 24, 2026 | TX | STRAIGHT TRUCK | 1 | 1 |
| Mar 16, 2026 | TX | TRUCK TRACTOR | 0 | 0 |
| Feb 10, 2026 | TX | TRUCK TRACTOR | 0 | 0 |
| Jan 16, 2026 | TX | STRAIGHT TRUCK | 0 | 0 |
| Jan 15, 2026 |
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 0 | 0.00 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 13 | 1.68 | — |
| Driver Fitness | 0 | 0.00 | — |
| 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%.
| Hazardous Materials Compliance |
| 1 |
| 0 |
| 0 |
| TX |
| TRUCK TRACTOR |
| 2 |
| 0 |
| Jan 14, 2026 | TX | TRUCK TRACTOR | 1 | 0 |
| Jan 13, 2026 | TX | TRUCK TRACTOR | 0 | 0 |
| Jan 12, 2026 | TX | TRUCK TRACTOR | 1 | 0 |
| Jan 2, 2026 | TX | STRAIGHT TRUCK | 0 | 0 |
| Dec 26, 2025 | TX | STRAIGHT TRUCK | 0 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Mar 24, 2026 | 3939TS | Inoperative turn signal | Vehicle Maintenance | Yes |
| Jan 15, 2026 | 39347E | Brake Out of Adjustment - Roto Clamp (Short & Long) DD-3 or Bolt | Vehicle Maintenance | — |
| Jan 15, 2026 | 39353B | CMV manufactured after 10/19/94 has an automatic airbrake adjustment system that fails to compensate for wear | Vehicle Maintenance | — |
| Jan 14, 2026 | 39347A | Inadequate brakes for safe stopping - Brake Lining condition | Vehicle Maintenance | — |
| Jan 12, 2026 | 39355E | No or Defective ABS Malfunction Indicator Lamp for trailer manufactured after 03/01/1998 | Vehicle Maintenance | — |
| Dec 19, 2025 | 39345B2UV | Brake Hose or Tubing Chafing and/or Kinking Under Vehicle | Vehicle Maintenance | — |
| Nov 11, 2025 | 3939 | Inoperable Required Lamp | Vehicle Maintenance | — |
| Oct 3, 2025 | 39345DLPC | Brake Connections with Leaks - Connection to Power Unit | Vehicle Maintenance | — |
| Sep 30, 2025 | 3963A1 | Inspection repair and maintenance of parts and accessories | Vehicle Maintenance | — |
| Apr 23, 2025 | 3939 | Inoperable Required Lamp | Vehicle Maintenance | — |