Freight Carrier · Janesville, WI
ROCK ROAD COMPANIES INC
301 B-R TOWNLINE ROAD · Janesville, WI 53545
Authorized: Property
(608) 752-8944
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- MC #147202
- USDOT #171797 USDOT Active
- 33Power Units
- 86Drivers
- CarrierEntity Type
About this carrier
ROCK ROAD COMPANIES INC is a Janesville, WI freight carrier that is authorized for property in the state of Wisconsin. This company has 33 truck(s) in their fleet and 86 truck drivers. Their motor carrier number is MC-147202 and their USDOT number is 171797.
Sourced from FMCSA SAFER · last filed 07/10/2025 · last updated May 28, 2026.Carrier Details
- Operating Status AUTHORIZED FOR Property
- MCS-150 Filed 07/10/2025
- MCS-150 Mileage 251,543 (2024)
Authority & Operations
Operation Classification
- Authorized for Hire
- Private (Property)
Carrier Operation
- Interstate
Cargo Authorized
- Building Materials
- Machinery, Large Objects
- Liquids/Gases
- Chemicals
- Construction
Operating Territory
Home base Based in Janesville, Wisconsin. No roadside inspections on record in the past 24 months to map operating states.
Safety Record
Crashes (24 mo)
-
0Fatal
- 1Injury
- 1Tow
- 2Total
Behavior Categories (BASICs)
CategoryMeasureViolations
Unsafe Driving
0
0
Crash Indicator
Not Public
—
Hours of Service
0
0
Vehicle Maintenance
4
1
Drugs / Alcohol
0
0
Hazmat
Not Public
—
Driver Fitness
0
0
Inspection Summary
- 2Total
- 1Clean
- 1With violations
24-month window ending May 15, 2026
Violations Cited 2 unique codes
Critical 1
- 393.43D-BBrake - Missing or inoperable breakaway braking system on a trailer(s) or converter dolly
Vehicle Maintenance 1
- 393.9A-LSMLLighting - Side marker lamp(s) inoperative
Locations
Physical Address
ROCK ROAD COMPANIES INC301 B-R TOWNLINE ROAD
JANESVILLE, WI 53545
Mailing Address
ROCK ROAD COMPANIES INCP O BOX 1818
JANESVILLE, WI 53547