DBA: Ck Power - Consolidated Machine And Welding - Hayes Manufacturing - Terramac - Rocky Mountain Powertrain
Western Diesel Services Inc is an active interstate carrier based in St Louis, MO.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 8 | 43 | 0 |
| Tractors | 2 | 1 | 0 |
| Trailers | 15 | 0 | 0 |
| Total Power Units | 54 | ||
Distinct vehicles · 24 mo
vs 54 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 | 57% | 88% | Around peer average |
| HOS Compliance | 0% | 0% | Better than most peers |
| Driver Fitness | 85% | 95% | Worse than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 39% | 78% | 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 | 0 | — | 22.26% |
| Hazmat | 0 | 0 | — | 4.44% |
Where they run
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| No crashes recorded | 0 | 0 | 0 | 0 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Unsafe Driving |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Dec 31, 2025 | MO | STRAIGHT TRUCK | 2 | 0 |
| May 14, 2025 | MI | STRAIGHT TRUCK | 1 | 0 |
| Nov 18, 2024 | VA | STRAIGHT TRUCK | 0 | 0 |
| Nov 11, 2024 | TN | STRAIGHT TRUCK | 0 | 0 |
| Sep 4, 2024 |
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 2 | 0.40 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 2 | 1.37 | — |
| Driver Fitness | 1 | 1.00 | — |
| Controlled Substances | 0 | 0.00 | — |
Inspected in 4 states. Top state MO accounts for 43% of activity. Activity outside home state (MO): 57%.
| 2 |
| 0 |
| 0 |
| Vehicle Maintenance | 2 | 0 | 0 |
| Driver Fitness | 1 | 1 | 1 |
| VA |
| STRAIGHT TRUCK |
| 0 |
| 0 |
| Aug 26, 2024 | MO | STRAIGHT TRUCK | 2 | 1 |
| Jul 10, 2024 | MO | STRAIGHT TRUCK | 0 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Dec 31, 2025 | 3922SLLS2 | State/Local Laws - Speeding 6-10 miles per hour over the speed limit | Unsafe Driving | — |
| Dec 31, 2025 | 39311BCSSRR | Conspicuity Systems - Trailers side retro reflective sheeting inadequate on vehicle manufactured on or after December 1 1993 | Vehicle Maintenance | — |
| May 14, 2025 | 3922SLLTCD | State/Local Laws - Failed to obey a traffic control device - Permanent or Temporary - e.g. safety official signal sign light lane marking other | Unsafe Driving | — |
| Aug 26, 2024 | 39111B5LNCDLNVL | License - Operate a CMV without a valid operators license issued by one State or jurisdiction | Driver Fitness | Yes |
| Aug 26, 2024 | 39395A1 | Emergency Equipment - Fire Extinguishers - no fire extinguisher present or not properly rated. | Vehicle Maintenance | — |