Carrier profile · USDOT 2964967 · Updated Sep 6, 2026
Tetra Tech Inc
4 power unitsavg 8.6 yrRegional · 3 statesBOTHEL, WA50/100
AUTHORITY STATUS UNKNOWNHAZMAT
Equipment
Haulable capacity (power units only — trailers are towed context), equipment mix, and the VIN-decoded unit roster. Click any VIN to trace that unit across every carrier that has run it.
Capacity· power units = haulable capacity; trailers are towed
- Registered power units (MCS-150)
- 4
- Observed power (24 mo)
- 3
- Trailers (towed)
- 2
Capacity is power units only — trailers are towed equipment and are never summed into a fleet-size figure.
Fleet age· model years · decoded VINs
Average age
2023
Newest model yr
2009
Oldest model yr
40.0%
VINs decoded
Unit roster· VIN-decoded from inspections · NHTSA vPIC
| VIN | Type | Year | Make | Model | Insp. | Last seen |
|---|---|---|---|---|---|---|
| 1T9BB8C81DL952006View sourced platform decode | Trailer | 2013 | TUFF TRAILER USA I | Tuff Trailer | 2 | Feb 3, 2026 |
| 1GC4YVEY5PF119594View sourced platform decode | Power unit | 2023 | CHEV | — | 1 | May 20, 2026 |
| 1T9BB9C909F952258View sourced platform decode | Trailer | 2009 | TUFF | — | 1 | May 20, 2026 |
| 1GC4YPEY2NF163125View sourced platform decode | Power unit | 2022 | CHEVROLET | — | 1 | Feb 3, 2026 |
| 1GC4YUEY2LF316288View sourced platform decode | Pickup | 2020 | CHEVROLET | Silverado | 1 | May 9, 2025 |
Showing 5 · most-inspected first.