License Plate IA PBX331 (Iowa) — Steel Mart Corp
USDOT 546866 · 2025 Mack MD
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 |
|---|---|---|---|
| 2025-07-02 | 1M2MDBAB2SS077053 | IA PBX331 | STEEL MART CORP · USDOT 546866 |
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
Steel Mart Corp Active
- USDOT
- 546866
- MC
- —
- Status
- Active
- Type
- Motor Carrier
- Based in
- Dubuque, IA
- Power units
- 3
- Drivers
- 3
- Inspections (24 mo)
- 4
- Crashes (24 mo)
- 0
- Vehicle OOS rate
- 0%
Carrier recorded at the latest inspection in the available records (2025-07-02). 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-PBX331 appears in FMCSA inspection records 1 time. Recorded on one vehicle: VIN 1M2MDBAB2SS077053 (2025 Mack MD). Most recent operating carrier: Steel Mart Corp (USDOT 546866). Vehicle make on file: Mack (MACK TRUCK) (STRAIGHT TRUCK). 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-PBX331 (Iowa) appears in FMCSA roadside inspection records tied to one commercial vehicle. The most recent inspection activity under this plate was 2025-07-02. The latest inspection was in Wisconsin, a Level II — walk-around inspection of the driver and the vehicle. That is outside the plate's issuing jurisdiction (Iowa).
Vehicle on this plate
This plate is associated with a single vehicle, a 2025 Mack MD — VIN 1M2MDBAB2SS077053 (straight truck).
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. The leading violation category is Unsafe Driving (2). Unsafe Driving covers speeding, improper lane changes and other moving violations.
Operators
Operated by Steel Mart Corp (USDOT 546866) in every inspection on record.
Vehicle detail (inspections per unit)
FMCSA BASIC safety category breakdown
| BASIC Category | Violations | Status |
|---|---|---|
| Unsafe Driving | 2 | ! Moderate |
| Vehicle Maintenance | 0 | ✓ Clean |
| Driver Fitness | 0 | ✓ Clean |
| Fatigued Driving (HOS) | 0 | ✓ Clean |
| Controlled Substances | 0 | ✓ Clean |
| Hazmat | 0 | ✓ Clean |