Carrier profile · USDOT 3867536 · Updated Sep 6, 2026
Underground Specialist LLC
DBA UNDERGROUND SPECIALISTS
26 power unitsavg 1.4 yrLocal · 2 statesARVADA, CO86/100
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)
- 26
- Observed power (24 mo)
- 5
- Trailers (towed)
- 4
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
2026
Newest model yr
2022
Oldest model yr
11.1%
VINs decoded
Unit roster· VIN-decoded from inspections · NHTSA vPIC
| VIN | Type | Year | Make | Model | Insp. | Last seen |
|---|---|---|---|---|---|---|
| 1FDFF6LT7RDA33306View sourced platform decode | Incomplete - Chassis Cab (Single Cab) | 2024 | FORD | F-600 | 2 | Jul 27, 2026 |
| 4L5FB3727SF076175View sourced platform decode | Trailer | 2025 | UNKNOWN | — | 1 | Sep 1, 2026 |
| 1FVHG3DV3SHVK9327View sourced platform decode | Power unit | 2025 | FREIGHTLIN | — | 1 | Sep 1, 2026 |
| 1FTRF4DT1SED72020View sourced platform decode | Power unit | 2025 | FORD | — | 1 | Jun 12, 2026 |
| 4L5ST2724TF079493View sourced platform decode | Trailer | 2026 | UNKNOWN | — | 1 | Jun 12, 2026 |
| 1FVHG3DV1SHVZ9473View sourced platform decode | Power unit | 2025 | FREIGHTLIN | — | 1 | May 21, 2026 |
| 4L5ST272XSF072935View sourced platform decode | Trailer | 2025 | BHNK | — | 1 | Dec 15, 2025 |
| 7NWH16AU7RK050376View sourced platform decode | Trailer | 2024 | UNPUBLISHE | — | 1 | May 22, 2025 |
| 1FD8W3HTXNEF76542View sourced platform decode | Power unit | 2022 | FORD | — | 1 | May 22, 2025 |
Showing 9 · most-inspected first.