Granite Rock Company
Watsonville, California · Carrier number 714188
351
power units
351
power units
Granite Rock Company is a freight carrier based in Watsonville, California with 351 power units and 396 drivers as reported, the 1,516th largest trucking fleet in the US and the 103rd largest in California. In the 24 months to Sep 30, 2026 it had 4 reportable crashes (1.14 per 100 power units vs 2.98 for all carriers).
Updated Oct 11, 2026 · crashes and inspections to Sep 30, 2026
Power units
351
#103 in CA
Drivers
396
149 with commercial license
Crashes, 24 mo
4
0 fatal
Per 100 trucks
1.14
All carriers: 2.98
Vehicles out of service
11.3%
All inspections: 22.8%
Inspections, 24 mo
135
53% with no violation
Compared with other carriers
Crash rate over 24 months per 100 power units, and the share of roadside inspections that took the vehicle or driver off the road
| Crashes / 100 trucks | Vehicles OOS | Drivers OOS | |
|---|---|---|---|
| Granite Rock Company | 1.14 | 11.3% | 0.0% |
| Carriers with 10+ trucks in CA | 2.30 | 14.2% | 4.0% |
| Carriers with 10+ trucks, US | 2.98 | 19.3% | 3.6% |
| All roadside inspections | - | 22.8% | 6.4% |
Lower is better. Carriers that drive more miles per truck can have more crashes per truck.
Crashes, 24 months
0 people killed and 2 injured
- Fatal0
- Injury2
- Tow-away2
Roadside inspections, 24 months
Inspections and how many ended out of service
| Kind | Inspections | Out of service | Rate |
|---|---|---|---|
| Driver | 135 | 0 | 0.0% |
| Vehicle | 115 | 13 | 11.3% |
| Hazardous load | 3 | 0 | 0.0% |
Carrier facts
- Carrier number
- 714188
- Based in
- Watsonville, California
- Registered
- Nov 13, 1997
- Operation
- In one state
- Carries
- Freight
- Authority for hire
- Active
- Safety rating
- Not rated
- Miles driven
- 2.73 million (2023)
- Type
- For hire, Private property
- Cargo
- Building materials, Construction, Dry bulk, Liquids gases, Machinery
- Last update filed
- Sep 16, 2024
Questions and answers
How many trucks does Granite Rock Company have?
Granite Rock Company reports 351 power units (trucks, tractors and buses) and 396 drivers, 149 of them with a commercial license. That is the 1,516th largest fleet among US trucking carriers. Its trucks drove 2.73 million miles in 2023.
Is Granite Rock Company a safe carrier?
In 24 months Granite Rock Company had 4 reportable crashes, 1.14 per 100 power units (below the 2.98 of all carriers with 10+ trucks). 11.3% of its vehicle inspections took the truck off the road (all inspections: 22.8%). It has no official safety rating. A crash record does not say who caused the crash.
Reportable crashes of trucks and buses: a death, an injury or a vehicle towed away. A crash record does not say who caused the crash. Recent months can still grow as late reports arrive. Out-of-service rate: the percent of roadside inspections that took the driver or the vehicle off the road until a serious problem was fixed. Carriers with few inspections have rates that swing a lot. Fleet, drivers and miles as the carrier reported them. Official public data, updated daily.