License Plate IA DD6939 (Iowa) — Don Hummer Trucking Corporation
USDOT 307512 · 2024 Volvo VNL
Most recently recorded carrier for this plate
Don Hummer Trucking Corporation Active
- USDOT
- 307512
- MC
- 196988
- Status
- Active
- Type
- Carrier & Broker
- Based in
- Cedar Rapids, IA
- Power units
- 295
- Drivers
- 285
- Inspections (24 mo)
- 461
- Crashes (24 mo)
- 30
- Vehicle OOS rate
- 12.9%
Carrier recorded at the latest inspection in the available records (2025-07-22). 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 IA-DD6939 appears in FMCSA inspection records 3 times. 2 different VINs appear under this plate in the available inspection records. The records do not establish why the association changed. Most recent operating carrier: Don Hummer Trucking Corporation (USDOT 307512). Vehicle make on file: Volvo (TRUCK TRACTOR). 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 IA-DD6939 (Iowa) appears in FMCSA roadside inspection records tied to 2 commercial vehicles. Inspection activity under this plate runs from 2024-09-19 to 2025-07-22. The latest inspection was in California, a Level III — driver and paperwork only. That is outside the plate's issuing jurisdiction (Iowa).
Vehicles recorded under plate IA-DD6939
This plate has been recorded on 2 different VINs. Vehicles on record: 4V4NC9EH6RN658409 (2024 Volvo VNL, 2025-05-12 to 2025-07-22); 4V4NC9EHXMN269409 (2021 Volvo VNL, 2024-09-19).
Combined inspection & out-of-service record
Across all vehicles on this plate there are 3 inspections 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. The leading violation category is Unsafe Driving (1), then Fatigued Driving (HOS) (1). Unsafe Driving covers speeding, improper lane changes and other moving violations.
Operators
Operated by Don Hummer Trucking Corporation (USDOT 307512) in every inspection on record.
Vehicle detail (inspections per unit)
FMCSA BASIC safety category breakdown
| BASIC Category | Violations | Status |
|---|---|---|
| Unsafe Driving | 1 | — Minor |
| Fatigued Driving (HOS) | 1 | — Minor |
| Vehicle Maintenance | 0 | ✓ Clean |
| Driver Fitness | 0 | ✓ Clean |
| Controlled Substances | 0 | ✓ Clean |
| Hazmat | 0 | ✓ Clean |