Firkus Underground Construction LLC (USDOT 4323320)
No blockers or cautions found.
- DOT number
- USDOT 4323320
- Docket (MC) number
- FF66511
- Operating authority
- Federal operating authority is not applicable: this is an intrastate operation, with no federal docket required. The federal bulk file showed this carrier active as of 2026-08-27. We could not confirm that live just now.
- Insurance on file
- No active liability (BIPD) insurance on file with FMCSA.
- Safety rating
- No published safety rating
- Fleet on file
- 1 power units, 1 drivers
- Operation type
- Intrastate Non-Hazmat
- Physical address
- 1640 ELLIS ST, STEVENS POINT, WI 54481
- MCS-150 last filed
- 2025-01
Frequently asked questions
What carrier is DOT 4323320?
DOT 4323320 (USDOT 4323320) is Firkus Underground Construction LLC, an intrastate non-hazmat motor carrier.
What carrier is FF66511?
FF66511 is the docket number of Firkus Underground Construction LLC, USDOT 4323320.
What is Firkus Underground Construction LLC's MC number?
Firkus Underground Construction LLC's docket number is FF66511. Its USDOT number is 4323320.
Is Firkus Underground Construction LLC currently authorized to operate?
Federal operating authority is not applicable: this is an intrastate operation, with no federal docket required. The federal bulk file showed this carrier active as of 2026-08-27. We could not confirm that live just now. Source: FMCSA registration and licensing records.
Does Firkus Underground Construction LLC have insurance on file with FMCSA?
No active liability (BIPD) insurance on file with FMCSA.
What is Firkus Underground Construction LLC's safety record?
In the last 24 months, FMCSA records show 1 of 3 vehicle inspections ending out-of-service for Firkus Underground Construction LLC, too few inspections for a stable rate. FMCSA records also show 0 recordable crashes in the same window.
What is Firkus Underground Construction LLC's CSA score?
FMCSA does not publish a single CSA score for carriers. Firkus Underground Construction LLC's public safety data includes its roadside inspection out-of-service rates and crash record, listed on this page.
What is Firkus Underground Construction LLC's FMCSA safety rating?
Firkus Underground Construction LLC has no published FMCSA safety rating. Most US carriers have never received a rating review, so an unrated carrier is the common case, not a warning sign by itself.
Changes over time
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