Rocky Mountain Line Systems Inc is an active interstate carrier based in Casper, WY.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 6 | 0 | 0 |
| Tractors | 6 | 0 | 0 |
| Trailers | 11 | 0 | 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 | 98% | 99% | Worse than most peers |
| Driver Fitness | 0% | 0% | Better than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 80% | 87% | 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 | 0 | — | 6.67% |
| Vehicle | 0 | 0 | — | 22.26% |
| Hazmat | 0 | 0 | — | 4.44% |
Where they run
Inspected in 2 states. Top state CO accounts for 50% of activity. Activity outside home state (WY): 50%.
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| No crashes recorded | 0 | 0 | 0 | 0 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Hours-of-Service Compliance | 2 | 0 | 0 |
| Vehicle Maintenance | 1 | 0 | 0 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Jun 17, 2025 | CO | TRUCK TRACTOR | 3 | 0 |
| Sep 18, 2024 | WY | TRUCK TRACTOR | 0 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Jun 17, 2025 | 39355EB |
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 0 | 0.00 | — |
| HOS Compliance | 1 | 4.00 | — |
| Vehicle Maintenance | 1 | 4.00 | — |
| Driver Fitness | 0 | 0.00 | — |
| Controlled Substances | 0 | 0.00 | — |
| Air Brake - ABS malfunction lamp defective on trailers manufactured on or after March 1 1998 |
| Vehicle Maintenance |
| — |
| Jun 17, 2025 | 39520BELDNV | HOS (ELD) - The ELD display screen is not viewable by an authorized official without entering the CMV | Hours-of-Service Compliance | — |
| Jun 17, 2025 | 39534C | HOS (ELD) - Driver failing to follow the Motor Carrier's and ELD provider's recommendations in resolving the data inconsistency displayed on the ELD. | Hours-of-Service Compliance | — |