POWERHOUSE GRADING INC
Based in ONTARIO, California, POWERHOUSE GRADING INC is a motor carrier registered under USDOT 3131283. The company operates 20 power units and employs 16 drivers. Their vehicle out-of-service rate of 0.0% is below the national average of 20.7%, suggesting relatively well-maintained equipment. The carrier has only 0% of required liability insurance on file — a coverage gap of $750K. Our composite safety score rates this carrier at 65/100, indicating a mixed safety profile that warrants closer review.
Insurance Coverage Gap
This carrier has $0 in liability insurance on file but $750K is required — a shortfall of $750K (0% of required coverage).
Company Details
- Legal Name
- POWERHOUSE GRADING INC
- USDOT Number
- 3131283
- Entity Type
- CARRIER
- Address
- 2117 S CUCAMONGA AVE
ONTARIO, CA 91761 - Phone
- (909) 947-5191
- Carrier Operation
- Intrastate Only (Non-Hazmat)
- Last MCS-150 Update
- February 24, 2026
Inspection Record
| Type | Total | OOS | Rate | Nat'l Avg |
|---|---|---|---|---|
| Vehicle | 1 | 0 | 0.0% | 20.7% |
| Driver | 1 | 0 | 0.0% | 5.5% |
| Hazmat | 0 | 0 | 0.0% | 4.5% |
BASICs Safety Scores
Higher percentile = worse safety performance. Scores above 75% may trigger FMCSA intervention.
Location
2117 S CUCAMONGA AVE, ONTARIO, CA 91761
Other Carriers in ONTARIO
- CEMEX CONSTRUCTION MATERIALS, L.P.USDOT 2735391 · 2,402 trucks
- CEMEX CONSTRUCTION MATERIALS PACIFIC LLCUSDOT 54097 · 686 trucks
- SUPPOSE U DRIVE INCUSDOT 2481658 · 339 trucks
- HHS CONSTRUCTION LLCUSDOT 1199239 · 268 trucks
- GOLD STAR FOODS INCUSDOT 1747691 · 217 trucks
Frequently Asked Questions
What is POWERHOUSE GRADING INC's USDOT number?
Is POWERHOUSE GRADING INC a safe trucking company?
How many trucks does POWERHOUSE GRADING INC have?
Source: FMCSA Safety and Fitness Electronic Records (SAFER) System