Forbes Bros Timberline Construction Inc
Rapid City, South Dakota · Carrier number 904325
135
power units
135
power units
Forbes Bros Timberline Construction Inc is a freight carrier based in Rapid City, South Dakota with 135 power units and 185 drivers as reported, the 4,769th largest trucking fleet in the US and the 21st largest in South Dakota. In the 24 months to Sep 30, 2026 it had 0 reportable crashes (0.00 per 100 power units vs 2.98 for all carriers).
Updated Oct 11, 2026 · crashes and inspections to Sep 30, 2026
Power units
135
#21 in SD
Drivers
185
74 with commercial license
Crashes, 24 mo
0
0 fatal
Per 100 trucks
0.00
All carriers: 2.98
Vehicles out of service
50.0%
All inspections: 22.8%
Inspections, 24 mo
6
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 | |
|---|---|---|---|
| Forbes Bros Timberline Construction Inc | 0.00 | 50.0% | 0.0% |
| Carriers with 10+ trucks in SD | 2.07 | 21.8% | 3.1% |
| 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 0 injured
No reportable crash in the last 24 months.
Roadside inspections, 24 months
Inspections and how many ended out of service
| Kind | Inspections | Out of service | Rate |
|---|---|---|---|
| Driver | 6 | 0 | 0.0% |
| Vehicle | 2 | 1 | 50.0% |
Carrier facts
- Carrier number
- 904325
- Based in
- Rapid City, South Dakota
- Registered
- Sep 8, 2000
- Operation
- Across state lines
- Carries
- Freight
- Authority for hire
- None
- Safety rating
- Satisfactory (Jan 21, 2009)
- Miles driven
- 170,000 (2025)
- Type
- Private property
- Cargo
- Building materials, Construction, General freight, Logs poles, Machinery, Motor vehicles, Other, Utilities
- Last update filed
- May 13, 2026
Questions and answers
How many trucks does Forbes Bros Timberline Construction Inc have?
Forbes Bros Timberline Construction Inc reports 135 power units (trucks, tractors and buses) and 185 drivers, 74 of them with a commercial license. That is the 4,769th largest fleet among US trucking carriers. Its trucks drove 170,000 miles in 2025.
Is Forbes Bros Timberline Construction Inc a safe carrier?
In 24 months Forbes Bros Timberline Construction Inc had 0 reportable crashes, 0.00 per 100 power units (below the 2.98 of all carriers with 10+ trucks). 50.0% of its vehicle inspections took the truck off the road (all inspections: 22.8%). Its latest official safety rating is Satisfactory (Jan 21, 2009). 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.