Knife River Corporation - Mountain West
Operating legally, with 2 flags to weigh
Authority and insurance are in order. Vehicle OOS well above average: 50.0% of vehicle inspections placed out of service vs 22.26% national. Driver OOS well above average: 10.5% of driver inspections placed out of service vs 6.67% national.
How we scored it · 5 factors
Composite of public FMCSA authority, insurance, inspection and crash records weighted against the national fleet. Decision support, not an official FMCSA safety rating.
Safety
FMCSA inspections & crashes · 24 mo · AS OF OCT 7, 2026- Total inspections
- 19
- Driver inspections
- 19
- Vehicle inspections
- 12
- People injured
- 5
- Fatalities
- 0
- FMCSA rating
- Not rated
Enforcement
FMCSA closed casesClosed enforcement cases — case numbers, violation codes and the amount settled — are available after you create a free account.
Equipment
Operations & cargo
Identity & federal record
FMCSA census · MCS-150- USDOT
- 3111936
- MC / docket
- MC-83161
- Legal name
- Knife River Corporation - Mountain West
- DBA
- Knife River
- Entity type
- Carrier
- Operation
- Interstate
- First registered
- Mar 20, 2018
- Last MCS-150
- Jun 23, 2025
- Safety rating
- Not rated
- Drivers (CDL)
- 275 (0)
- Hazmat
- Yes
- Business type
- —
Fraud & network signals
For review, not a verdict.
Frequently asked
What is Knife River Corporation - Mountain West's USDOT number?
Knife River Corporation - Mountain West's USDOT number is 3111936 and its docket number is MC83161.
Is Knife River Corporation - Mountain West authorized to operate?
Yes. FMCSA shows active carrier operating authority.
What is Knife River Corporation - Mountain West's safety record?
Over the last 24 months: 19 roadside inspections, a 50.0% vehicle and 10.5% driver out-of-service rate, and 6 reportable crashes (0 fatal). Not rated by FMCSA.
How big is Knife River Corporation - Mountain West's fleet?
374 power units and 275 drivers per its MCS-150 filed Jun 23, 2025.
What insurance does Knife River Corporation - Mountain West carry?
$1,000,000 in BIPD liability coverage is on file with Liberty Mutual Fire Insurance Co..
Where is Knife River Corporation - Mountain West located?
Knife River Corporation - Mountain West is located at 5450 W Gowen Rd, Boise, ID, 83709. Phone: (208) 362-6152.
Similar carriers in Idaho
All Idaho carriers →Source: FMCSA public records via the U.S. DOT Open Data Portal. Carrier Search presents the federal record and computed signals for decision support only. It is not an FMCSA safety rating and not a recommendation to use or avoid any carrier. Verify authority and insurance before tendering.