PIONEER MATERIALS WEST INC
USDOT 360663 · Doing business as PIONEER MATERIALS WEST SLOPE
Active, interstate carrier, mid-size fleet (48 power units) — safety rating: unsatisfactory.
Vetting summary
At a glance
- Out-of-service rate7.4% vs 19.1% national avg
- Crashes (24 months)1 reported — involvement does not imply fault
These signals summarize the records shown below — they are a starting point for your own checks, not a judgment of the carrier.
Registration
Carrier identity
| USDOT Number | 360663 |
|---|---|
| MC Number | — |
| Legal Name | PIONEER MATERIALS WEST INC |
| DBA Name | PIONEER MATERIALS WEST SLOPE |
| Entity Type | CORPORATION |
| Phone | 3036937900 |
| Address | 7271 S EAGLE ST, Centennial, CO, 80112 |
Status
Authority & safety
| Operating Status | Active |
|---|---|
| Operation Type | Interstate |
| Safety Rating | U — Unsatisfactory (rated 19900328) |
| Hazmat Flag | false |
Safety ratings: S = Satisfactory, C = Conditional, U = Unsatisfactory. A carrier with no rating has not been through a full FMCSA compliance review — this is common and not itself a red flag.
Our scoring
Safety scores
| Unsafe Driving | 78 / 100 |
|---|---|
| Hours-of-Service Compliance | 84 / 100 |
| Driver Fitness | 0 / 100 |
| Controlled Substances & Alcohol | 0 / 100 |
| Vehicle Maintenance | 68 / 100 |
Scores are 0-100 rankings computed by us from public FMCSA inspection measures; higher = worse relative to peers. Not official CSA/BASIC percentiles. How these scores are computed.
Safety events
Inspections & crashes (last 24 months)
| Inspections | 27 |
|---|---|
| Out-of-Service Rate | 7.4% vs 19.1% national average |
| Crashes | 1 total (0 fatal, 0 with injuries, 1 towaway) |
- 2024-12-30 — WY — towaway
- 2023-09-21 — CO — towaway
Most frequent violation categories: 20 (3), 16 (2), 25 (2).
Crash involvement does not imply fault. FMCSA crash records list all reportable crashes involving a carrier, regardless of who caused them.
Equipment
Fleet & operations
| Power Units (trucks) | 48 |
|---|---|
| Drivers | 60 |
| Recent Annual Mileage | 810,000 |
| Last MCS-150 Filing | 09-MAR-26 |
PIONEER MATERIALS WEST INC operates 48 power units — a larger fleet than 99% of carriers registered in CO.
Nearby
Other carriers in Centennial, CO
- PERFORMANCE FOOD GROUP INC — USDOT 133440, 920 power units
- API GROUP LIFE SAFETY USA LLC — USDOT 87598, 246 power units
- IHC SCOTT INC — USDOT 188743, 214 power units
- SEMA CONSTRUCTION INC — USDOT 443630, 146 power units
- NELSON PIPELINE CONSTRUCTORS LLC — USDOT 323249, 48 power units
Browse all carriers in Centennial, CO or all CO carriers.