License Plate WA C51947S (Washington) — Mason Trucking Co Inc
USDOT 573036 · 2015 Freightliner Cascadia
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 |
|---|---|---|---|
| 2026-09-15 | 3AKNGLBG0FSGS5485 | WA C51947S | MASON TRUCKING CO INC · USDOT 573036 |
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
Mason Trucking Co Inc Active
- USDOT
- 573036
- MC
- 277792
- Status
- Active
- Type
- Motor Carrier
- Based in
- Aberdeen, WA
- Power units
- 8
- Drivers
- 7
- Inspections (24 mo)
- 39
- Crashes (24 mo)
- 3
- Vehicle OOS rate
- 59.1%
Carrier recorded at the latest inspection in the available records (2026-09-15). 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 WA-C51947S appears in FMCSA inspection records 7 times. Recorded on one vehicle: VIN 3AKNGLBG0FSGS5485 (2015 Freightliner Cascadia). Most recent operating carrier: Mason Trucking Co Inc (USDOT 573036). Vehicle make on file: Freightliner (FREIGHTLIN) (TRUCK TRACTOR). 5 out-of-service results across all inspections.
About this plate
Commercial license plate WA-C51947S (Washington) appears in FMCSA roadside inspection records tied to one commercial vehicle. Inspection activity under this plate runs from 2024-11-04 to 2026-09-15. The latest inspection was in Washington, a Level III — driver and paperwork only.
Vehicle on this plate
This plate is associated with a single vehicle, a 2015 Freightliner Cascadia — VIN 3AKNGLBG0FSGS5485 (truck tractor).
Combined inspection & out-of-service record
Across all vehicles on this plate there are 7 inspections on FMCSA record. The records show 5 out-of-service violations across 7 inspections. OOS breakdown: 5 vehicle. The leading violation category is Vehicle Maintenance (7), then Driver Fitness (1). Vehicle Maintenance covers brakes, lights, tires, load securement and other mechanical condition items.
Operators
Operated by Mason Trucking Co Inc (USDOT 573036) in every inspection on record.
Vehicle detail (inspections per unit)
FMCSA BASIC safety category breakdown
| BASIC Category | Violations | Status |
|---|---|---|
| Vehicle Maintenance | 7 | ⚠ High |
| Driver Fitness | 1 | — Minor |
| Unsafe Driving | 0 | ✓ Clean |
| Fatigued Driving (HOS) | 0 | ✓ Clean |
| Controlled Substances | 0 | ✓ Clean |
| Hazmat | 0 | ✓ Clean |