Three Phase Line Construction Inc
Farmington, New Hampshire · Carrier number 635578
504
power units
504
power units
Three Phase Line Construction Inc is a freight carrier based in Farmington, New Hampshire with 504 power units and 236 drivers as reported, the 962nd largest trucking fleet in the US and the 3rd largest in New Hampshire. In the 24 months to Sep 30, 2026 it had 4 reportable crashes (0.79 per 100 power units vs 2.98 for all carriers).
Updated Oct 11, 2026 · crashes and inspections to Sep 30, 2026
Power units
504
#3 in NH
Drivers
236
236 with commercial license
Crashes, 24 mo
4
0 fatal
Per 100 trucks
0.79
All carriers: 2.98
Vehicles out of service
15.0%
All inspections: 22.8%
Inspections, 24 mo
29
45% 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 | |
|---|---|---|---|
| Three Phase Line Construction Inc | 0.79 | 15.0% | 13.8% |
| Carriers with 10+ trucks in NH | 1.73 | 16.4% | 4.6% |
| 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 | 29 | 4 | 13.8% |
| Vehicle | 20 | 3 | 15.0% |
Carrier facts
- Carrier number
- 635578
- Based in
- Farmington, New Hampshire
- Registered
- Apr 1, 1996
- Operation
- Across state lines
- Carries
- Freight
- Authority for hire
- None
- Safety rating
- Not rated
- Miles driven
- 2.49 million (2025)
- Type
- Private property
- Cargo
- Building materials, Construction, Logs poles, Machinery, Motor vehicles, Other, Utilities
- Last update filed
- May 6, 2026
Questions and answers
How many trucks does Three Phase Line Construction Inc have?
Three Phase Line Construction Inc reports 504 power units (trucks, tractors and buses) and 236 drivers, 236 of them with a commercial license. That is the 962nd largest fleet among US trucking carriers. Its trucks drove 2.49 million miles in 2025.
Is Three Phase Line Construction Inc a safe carrier?
In 24 months Three Phase Line Construction Inc had 4 reportable crashes, 0.79 per 100 power units (below the 2.98 of all carriers with 10+ trucks). 15.0% 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.