Terracon Consultants, Inc.
Fort Collins,
Colorado
View Accreditation Certificate
Chloe
Lewis
4862 Innovation Drive
Suite 104
Fort Collins
,
Colorado
80525
Phone: (970) 484-0359
Fax: (970) 484-0454
chloe.lewis@terracon.com
http://www.terracon.com
Quality Management System - accredited since 7/15/1994
R18, C1077 (Aggregate), C1077 (Concrete), D3666 (Aggregate), D3666 (Asphalt Mixture), D3740 (Soil), E329 (Aggregate), E329 (Asphalt Mixture), E329 (Soil)
Asphalt Mixture - accredited since 7/15/1994
R47, T30, T166, T209, T269, T283, T308, T329, CP-L 5106, CP-L 5115, D2041, D2726, D3203, D3549, D4867, D5444, D6307
Soil - accredited since 10/15/2001
R58, T88, T89, T90, T99, T180, T190, T265, D421, D422, D698, D1140, D1557, D2216, D2487, D2488, D2844, D4318, D6913, D7928
Aggregate - accredited since 7/15/1994
R76, T11, T19, T27, T84, T85, T104, T176, T255, C29, C88, C117, C127, C128, C136, C566, C702, D2419
Concrete - accredited since 10/1/1994
M201, R60, R100 (Beams), R100 (Cylinders), T22, T97, T119, T121, T152, T231 (5000 psi and below), T309, C31 (Beams), C31 (Cylinders), C39, C78, C138, C143, C172, C231, C511, C617 (5000 psi and below), 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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