License Plate IL 494897D (Illinois) — Rock Road Companies Inc
USDOT 171797 · 2016 GMC Sierra
Most recently recorded carrier for this plate
Rock Road Companies Inc Active
- USDOT
- 171797
- MC
- 147202
- Status
- Active
- Type
- Motor Carrier
- Based in
- Janesville, WI
- Power units
- 33
- Drivers
- 86
- Inspections (24 mo)
- 5
- Crashes (24 mo)
- 2
- Vehicle OOS rate
- 20%
Carrier recorded at the latest inspection in the available records (2025-09-09). 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 IL-494897D appears in FMCSA inspection records 1 time. Recorded on one vehicle: VIN 1GD32VCG4GZ343005 (2016 GMC Sierra). Most recent operating carrier: Rock Road Companies Inc (USDOT 171797). Vehicle make on file: GMC (STRAIGHT TRUCK). 1 out-of-service result across all inspections.
About this plate
Commercial license plate IL-494897D (Illinois) appears in FMCSA roadside inspection records tied to one commercial vehicle. The most recent inspection activity under this plate was 2025-09-09. 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 (Illinois).
Vehicle on this plate
This plate is associated with a single vehicle, a 2016 GMC Sierra — VIN 1GD32VCG4GZ343005 (straight truck).
Combined inspection & out-of-service record
Across all vehicles on this plate there are 1 inspection on FMCSA record. The records show 1 out-of-service violation across 1 inspection. OOS breakdown: 1 vehicle. The leading violation category is Vehicle Maintenance (2). Vehicle Maintenance covers brakes, lights, tires, load securement and other mechanical condition items.
Operators
Operated by Rock Road Companies Inc (USDOT 171797) in every inspection on record.
Vehicle detail (inspections per unit)
FMCSA BASIC safety category breakdown
| BASIC Category | Violations | Status |
|---|---|---|
| Vehicle Maintenance | 2 | ! Moderate |
| Unsafe Driving | 0 | ✓ Clean |
| Driver Fitness | 0 | ✓ Clean |
| Fatigued Driving (HOS) | 0 | ✓ Clean |
| Controlled Substances | 0 | ✓ Clean |
| Hazmat | 0 | ✓ Clean |