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FMCSA registered · Authority since 2018

KNIFE RIVER

Legal name: KNIFE RIVER CORPORATION - MOUNTAIN WEST

BOISE, ID
DOT
3111936
MC Docket
83161
Authority
PRIVATE PROPERTY;AUTHORIZED FOR HIRE · Hazmat

About KNIFE RIVER

Knife River is a large fleet operator based in Boise, ID, registered with the FMCSA since 2018 (8 years). The carrier operates 374 power units and 275 drivers, placing it in the top 99th percentile of US for-hire carriers by fleet size. Operating authority: PRIVATE PROPERTY, AUTHORIZED FOR HIRE, with hazardous-materials endorsement. Reported 6,167,300 annual miles for 2024 — approximately 16,490 miles per power unit. Cargo carried includes other, liquids and gases, building materials, machinery and large objects, and motoveh.

Browse other for-hire carriers based in ID, or see all FMCSA-registered carriers.

Fleet & operations

Power units
374

366 straight trucks

Drivers
275
Annual miles
6,167,300

reported for 2024


Cargo carried

Other Liqgas Bldgmat Machlrg Motoveh Utility Construct Metalsheet

Other: AN AGGREGATES-LED CONSTRUCTION MATERIALS

Equipment owned

Truck
242
Tractor
29
Trailer
305

Data sourced from FMCSA Company Census (public domain). Last refreshed May 4, 2026. MCS-150 last updated Jun 2025. Recordable crash rate: 0.81.