Iron Base (USDOT 4208524)

No blockers or cautions found.

Operating authority

Federal operating authority is not applicable: this is an intrastate operation, with no federal docket required.

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

34139 E BUCK LN, MARANA, AZ 85658-0132

MCS-150 last filed

2026-03

Frequently asked questions

What carrier is USDOT 4208524?

USDOT 4208524 is Iron Base, an intrastate non-hazmat motor carrier.

What is Iron Base's USDOT number?

Iron Base's USDOT number is 4208524. No MC docket number is on file.

Is Iron Base currently authorized to operate?

Federal operating authority is not applicable: this is an intrastate operation, with no federal docket required. Source: FMCSA registration and licensing records.

Does Iron Base have insurance on file with FMCSA?

No active liability (BIPD) insurance on file with FMCSA.

What is Iron Base's safety record?

In the last 24 months, FMCSA records show 1 roadside inspections with a 0.0% vehicle out-of-service rate (national average 22.8%) and 0 recordable crashes.

What is Iron Base's CSA score?

FMCSA does not publish a single CSA score for carriers. Iron Base's public safety data includes its roadside inspection out-of-service rates and crash record, listed on this page.

What is Iron Base's FMCSA safety rating?

Iron Base 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.

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Reconstructed from cached and fleetfax-ingested FMCSA public records (live FMCSA was unavailable) and may be out of date; verify current status on FMCSA SAFER. fleetfax surfaces the facts; brokers make the judgment. FMCSA status