Underdown Trenching INC (USDOT 4482322)
No blockers or cautions found.
- DOT number
- USDOT 4482322
- Operating authority
- No active operating authority on file with FMCSA. 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
- 102 power units, 39 drivers
- Operation type
- Interstate
- Physical address
- 1150 QUAIL HOLLOW DR, FENTON, MO 63026-4956
- MCS-150 last filed
- 2025-10
Frequently asked questions
What carrier is DOT 4482322?
DOT 4482322 (USDOT 4482322) is Underdown Trenching INC, an interstate motor carrier.
What is Underdown Trenching INC's USDOT number?
Underdown Trenching INC's USDOT number is 4482322. No MC docket number is on file.
Is Underdown Trenching INC currently authorized to operate?
No active operating authority on file with FMCSA. 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 Underdown Trenching INC have insurance on file with FMCSA?
No active liability (BIPD) insurance on file with FMCSA.
What is Underdown Trenching INC's safety record?
In the last 24 months, FMCSA records show 5 of 8 vehicle inspections ending out-of-service for Underdown Trenching INC, too few inspections for a stable rate. FMCSA records also show 1 recordable crash in the same window.
What is Underdown Trenching INC's CSA score?
FMCSA does not publish a single CSA score for carriers. Underdown Trenching INC's public safety data includes its roadside inspection out-of-service rates and crash record, listed on this page.
What is Underdown Trenching INC's FMCSA safety rating?
Underdown Trenching INC 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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