Knife River Corporation - Central
Grand Forks,
North Dakota
View Accreditation Certificate
Jordan
Bremer
1600 North 48th Street
Grand Forks
,
North Dakota
58203
Phone: (701) 335-9665
Fax:
Jordan.Bremer@Kniferiver.com
http://www.kniferiver.com/
Quality Management System - accredited since 6/11/2008
R18, C1077 (Aggregate), C1077 (Concrete)
Aggregate - accredited since 6/11/2008
R76, T11, T19, T27, T84, T85, T113, T176, T255, T304, T335, C117, C127, C128, C136
Concrete - accredited since 2/3/2010
M201, R60, R100 (Cylinders), T22, T119, T121, T152, T309, C31 (Cylinders), C39, C138, C143, C172, C231, C511, C1064, C1231 (7000 psi and below)
Please note that our accreditations do not include an expiration date. An accreditation only expires when the laboratory fails to comply with our accreditation requirements.
* This information is only valid as of 10/27/2026. Please visit https://aashtoresource.org for current accreditation status.
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