Trucking Lens

3 Rocks Bigfork LLC

USDOT 3600746MC-1399346USDOT activeAuthority active· Bigfork, MT

3 Rocks Bigfork LLC (USDOT 3600746) holds active operating authority as a motor carrier of property under MC-1399346 based in Bigfork, MT. The earliest grant on file is from April 2022, 4 years, 7 months ago. $750,000 of liability coverage is on file with United Financial Casualty Company. It reported 1 power unit and 1 driver on its last MCS-150 update (October 2026).

Operating authority

DocketAuthorityStatusInsurance requiredOn file
MC-1399346Motor carrier of propertyActive$750,000 liability$750,000 liability

Earliest grant on file: Apr 7, 2022 (4 years, 7 months ago).

Insurance and bonds on file

TypeInsurerCoverageEffectiveCancellation
Liability (BIPD) · form 91XUnited Financial Casualty Company$750,000Nov 3, 2023—

Confirm coverage with the insurer before tendering a load.

Authority history

DateDocketAction
Jun 29, 2023MC-1399346Discontinued revocation · common carrier
Jun 8, 2023MC-1399346Involuntary revocation · common carrier
Apr 7, 2022MC-1399346Granted · motor carrier of property
Apr 7, 2022MC-1399346Granted · motor carrier of property

Registration

USDOT number3600746
USDOT statusActive
MC numberMC-1399346
Legal name3 Rocks Bigfork LLC
OperationInterstate
ClassificationPrivate property, Authorized for hire
LocationBigfork, Montana 59911
USDOT addedMar 30, 2021
Last MCS-150 updateOct 21, 2026
Safety ratingNot rated

Fleet

Power units1
Trucks1
Drivers1 · 1 with a CDL
Annual miles1,000 · 2025

Cargo carried

General freight, Building materials, Construction

Check it yourself

Data as of Nov 12, 2026. Sources

Other carriers in Bigfork, MT

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