Carrier profile · USDOT 3132119 · Updated Jun 13, 2026

SUPERIOR UNDERGROUND LLC

25 power unitsavg 5.8 yrLocal · 2 statesDENVER, CO93/100
AUTHORITY STATUS UNKNOWN
Verified linkssuperiorunderground.comFMCSA SAFER

Operations & Lanes

Where this carrier actually runs, revealed by roadside-inspection geography over the last 24 months — not where they claim to operate, shown as state-level inspection density.

Operating footprint· revealed by roadside-inspection geography

Operating radiusLocal
revealed
States observed2
US states
Inspections · 24 mo28
CO busiest

Inspection density by state· each tile = a state · shade = inspections, last 24 mo

Home base
DENVER, CO
6500 FRANKLIN ST UNIT C
Top corridor
CO
CO 27 · WY 1
Density
fewermore
Shade = roadside inspections, last 24 mo.

State activity ranking· all 2 states · trailing 24 mo

Roadside inspections by state · SUPERIOR UNDERGROUND LLC · trailing 24 months
StateCoverageInspections
COColoradoHQ27
WYWyoming1