Cst Lines Inc is an active interstate carrier based in Green Bay, WI.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 36 | 0 | 0 |
| Tractors | 8 | 28 | 0 |
| Trailers | 50 | 7 | 0 |
| Total Power Units | 36 | ||
Distinct vehicles · 24 mo
vs 36 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 91% | 95% | Worse than most peers |
| HOS Compliance | 75% | 97% | Worse than most peers |
| Driver Fitness | 76% | 96% | Worse than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 86% | 92% | 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 | 8 | — | 22.26% |
| Hazmat | 0 | 0 | — |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| Oct 1, 2025 | 0 | 0 | 1 | 1 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 32 | 14 | 9 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Mar 19, 2026 | GA | TRUCK TRACTOR | 2 | 0 |
| Mar 13, 2026 | IN | TRUCK TRACTOR | 0 | 0 |
| Mar 7, 2026 | AR | TRUCK TRACTOR | 0 | 0 |
| Mar 5, 2026 | TN | TRUCK TRACTOR | 0 | 0 |
| Feb 26, 2026 |
| Insp w/ Viol |
|---|
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 10 | 2.44 | — |
| HOS Compliance | 3 | 0.05 | — |
| Vehicle Maintenance | 12 | 6.97 | — |
| Driver Fitness | 1 | 0.08 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 25 states. Top state OH accounts for 9% of activity. Activity outside home state (WI): 100%.
+20 other states with fewer inspections
| Unsafe Driving | 10 | 2 | 0 |
| Hours-of-Service Compliance | 4 | 0 | 0 |
| Driver Fitness | 1 | 1 | 1 |
| MN |
| TRUCK TRACTOR |
| 0 |
| 0 |
| Feb 23, 2026 | CA | TRUCK TRACTOR | 0 | 0 |
| Feb 23, 2026 | MO | TRUCK TRACTOR | 2 | 0 |
| Jan 22, 2026 | KY | TRUCK TRACTOR | 1 | 0 |
| Jan 11, 2026 | AR | TRUCK TRACTOR | 1 | 0 |
| Dec 27, 2025 | TN | TRUCK TRACTOR | 0 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Mar 19, 2026 | 3922SLLLR | State/Local Laws - Lane restriction violation | Unsafe Driving | — |
| Mar 19, 2026 | 39524 | HOS (ELD) - ELD Form and Manner | Hours-of-Service Compliance | — |
| Feb 23, 2026 | 3963A1ALATR | Air Brake - Any leak from an air tank reservoir. | Vehicle Maintenance | — |
| Feb 23, 2026 | 3963A1BALAC | Brake - Audible air leak from a brake chamber | Vehicle Maintenance | — |
| Jan 22, 2026 | 393207BAALPME | Any of the locking pins are missing or not engaged. | Vehicle Maintenance | — |
| Jan 11, 2026 | 3922SLLS3 | State/Local Laws - Speeding 11-14 miles per hour over the speed limit | Unsafe Driving | — |
| Dec 5, 2025 | 39360C | Windshield - Damaged or Discolored | Vehicle Maintenance | — |
| Dec 5, 2025 | 39375C | Tire-other tread depth less than 2/32 of inch measured in a major tread groove | Vehicle Maintenance | — |
| Nov 23, 2025 | 39375A3 | Tire-flat and/or audible air leak | Vehicle Maintenance | Yes |
| Sep 17, 2025 | 3922SLLS2 | State/Local Laws - Speeding 6-10 miles per hour over the speed limit | Unsafe Driving | — |