License Plate CA 4PP7936 (California) — Mountain Materials Inc
USDOT 1634570 · ROGU
Recorded vehicle, plate and carrier history
These are dated observations in the records available to us. They do not establish ownership, a sale, a transfer date, or continuous use between observations. The latest observation may not describe today’s vehicle or carrier.
| Observed dates | VIN | Plate | Reported carrier |
|---|---|---|---|
| 2026-07-31 | 1R9DT3722HK268688 | CA 4PP7936 | MOUNTAIN MATERIALS INC · USDOT 1634570 |
Evidence: FMCSA inspection observations and retained snapshots of our vehicle records. Coverage is incomplete; an unreported change cannot be dated from these records.
Most recently recorded carrier for this plate
Mountain Materials Inc Active
- USDOT
- 1634570
- MC
- 604904
- Status
- Active
- Type
- Carrier & Broker & Shipper
- Based in
- Alpine, CA
- Power units
- 19
- Drivers
- 11
- Inspections (24 mo)
- 6
- Crashes (24 mo)
- 0
- Vehicle OOS rate
- 50%
Carrier recorded at the latest inspection in the available records (2026-07-31). This does not establish current ownership or confirm that the carrier still operates this vehicle.
View full carrier profile →Authority, insurance & bonds, safety scores, crash history, inspections and the full fleet list.What this means
License plate CA-4PP7936 appears in FMCSA inspection records 1 time. Recorded on one vehicle: VIN 1R9DT3722HK268688 (ROGU). Most recent operating carrier: Mountain Materials Inc (USDOT 1634570). Vehicle make on file: ROGU (FULL TRAILER). No out-of-service violations are recorded under this plate in the available inspection records. Other violations may still be present.
About this plate
Commercial license plate CA-4PP7936 (California) appears in FMCSA roadside inspection records tied to one commercial vehicle. The most recent inspection activity under this plate was 2026-07-31. The latest inspection was in California, a Level I — full inspection of the driver and the vehicle.
Vehicle on this plate
This plate is associated with a single vehicle, a ROGU — VIN 1R9DT3722HK268688 (full trailer).
Combined inspection & out-of-service record
Across all vehicles on this plate there are 1 inspection on FMCSA record. No out-of-service violations appear in the available records under this plate. This does not mean that every inspection was free of other violations.
Operators
Operated by Mountain Materials Inc (USDOT 1634570) in every inspection on record.