US · FMCSA ACTIVE AUTHORITY INSURED HAZMAT
KNIFE RIVER CORPORATION-NORTHWEST
dba KNIFE RIVER
Tangent, OR 97389 · DOT 271939 · MC193621
Company profile
Web-discovered · as of 2026-07-30
Knife River Corporation-Northwest, based in Tangent, Oregon, is a subsidiary of MDU Resources. It operates as a major construction materials and mining company, providing aggregates, asphalt, and concrete with a significant private fleet of trucks to transport materials.
Fleet use
Specialized service
Operating scope
Regional
Service model
dedicated, own account
Equipment
dump, flatbed, specialized
Ownership
Public
part of MDU Resources Group, Inc.
Employees
10000+
HQ · 3211 N.E. Tangent Road, Tangent, OR 97389
Active website, active job listings, and parent company financial reports as of 2026.
Registry record
Source FMCSA · as of 2026-08-01
Fleet size
425
power units · corroborated
Activity
road freight carrier
for hire licence
In operation since
1986
433 drivers
US compliance
Source FMCSA L&I / SAFER · as of 2026-07-12
Operating authority
Active
Insurance on file
Yes (BIPD)
min cover $750k
Out of service
No
Safety rating
SATISFACTORY
Crashes (24 mo)
2
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