Don Hummer Trucking Corporation
Cedar Rapids, Iowa · Carrier number 307512
295
power units
295
power units
Don Hummer Trucking Corporation is a freight carrier based in Cedar Rapids, Iowa with 295 power units and 285 drivers as reported, the 1,921st largest trucking fleet in the US and the 39th largest in Iowa. In the 24 months to Sep 30, 2026 it had 32 reportable crashes, 2 of them fatal (10.85 per 100 power units vs 2.98 for all carriers).
Updated Oct 11, 2026 · crashes and inspections to Sep 30, 2026
Power units
295
#39 in IA
Drivers
285
285 with commercial license
Crashes, 24 mo
32
2 fatal
Per 100 trucks
10.85
All carriers: 2.98
Vehicles out of service
13.0%
All inspections: 22.8%
Inspections, 24 mo
470
67% 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 | |
|---|---|---|---|
| Don Hummer Trucking Corporation | 10.85 | 13.0% | 0.6% |
| Carriers with 10+ trucks in IA | 3.69 | 21.5% | 2.2% |
| 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
2 people killed and 11 injured
- Fatal2
- Injury8
- Tow-away22
Roadside inspections, 24 months
Inspections and how many ended out of service
| Kind | Inspections | Out of service | Rate |
|---|---|---|---|
| Driver | 470 | 3 | 0.6% |
| Vehicle | 184 | 24 | 13.0% |
Carrier facts
- Carrier number
- 307512
- Based in
- Cedar Rapids, Iowa
- Registered
- Dec 29, 1987
- Operation
- Across state lines
- Carries
- Freight
- Authority for hire
- Active
- Safety rating
- Satisfactory (Dec 11, 1991)
- Miles driven
- 38.0 million (2025)
- Type
- For hire
- Cargo
- Beverages, Building materials, Construction, Fresh produce, General freight, Intermodal containers, Livestock, Meat
- Last update filed
- Jul 21, 2026
Questions and answers
How many trucks does Don Hummer Trucking Corporation have?
Don Hummer Trucking Corporation reports 295 power units (trucks, tractors and buses) and 285 drivers, 285 of them with a commercial license. That is the 1,921st largest fleet among US trucking carriers. Its trucks drove 38.0 million miles in 2025.
Is Don Hummer Trucking Corporation a safe carrier?
In 24 months Don Hummer Trucking Corporation had 32 reportable crashes, 10.85 per 100 power units (above the 2.98 of all carriers with 10+ trucks). 13.0% of its vehicle inspections took the truck off the road (all inspections: 22.8%). Its latest official safety rating is Satisfactory (Dec 11, 1991). 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.