Rimrock Engineering, Inc.
Billings,
Montana
View Accreditation Certificate
Jeremy
Johnson
5440 Holiday Avenue
Billings
,
Montana
59101
Phone: (406) 294-8400
Fax:
jjohnson@rimrock.biz
http://www.rimrock.biz
Quality Management System - accredited since 9/1/2002
R18, C1077 (Aggregate), C1077 (Concrete), D3666 (Aggregate), D3666 (Asphalt Mixture), D3740 (Soil), E329 (Aggregate), E329 (Asphalt Mixture), E329 (Concrete), E329 (Soil)
Asphalt Mixture - accredited since 5/7/2003
R68, T30, T166, T209, T245, T269, T283, T308, T312, T324, T355, D2041, D2726, D2950, D3203, D3549, D4867, D5444, D6307, D6925, D6926, D6927
Soil - accredited since 9/1/2002
R58, T89, T90, T99, T180, T193, T216, T265, T310, D421, D698, D1140, D1557, D1883, D2216, D2435, D2487, D2488, D4318, D4546, D6938, D6951
Aggregate - accredited since 9/1/2002
R76, T11, T21, T27, T84, T85, T96, T104, T176, T255, T335, C40, C88, C117, C127, C128, C131, C136, C535, C566, C702, D2419, D4791, D5821
Concrete - accredited since 3/25/2003
M201, R39, R60, R100 (Beams), R100 (Cylinders), T22, T24 (Testing Drilled Cores of Concrete), T97, T119, T121, T152, T196, T231 (6000 psi and below), T309, C31 (Beams), C31 (Cylinders), C39, C42 (Testing Drilled Cores of Concrete), C78, C138, C143, C172, C173, C192, C231, C511, C617 (6000 psi and below), C1064, C1231 (7000 psi and below), C1542
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.
|