Granite Engineering Group, Inc.
Colorado Springs,
Colorado
View Accreditation Certificate
Ming
Lim
1110 Elkton Drive
Suite B
Colorado Springs
,
Colorado
80907
Phone: (719) 716-9009
Fax:
ming.lim@granite-eng.com
http://www.granite-eng.com
26-3595 : The entire accreditation has been suspended
Quality Management System - accredited since 2/26/2024
C1077 (Aggregate), C1077 (Concrete), D3666 (Aggregate), D3666 (Asphalt Mixture), D3740 (Soil), E329 (Aggregate), E329 (Concrete), E329 (Soil)
Asphalt Mixture - accredited since 11/21/2025
R47, T30, T166 (Cores), T209, T308
Soil - accredited since 5/29/2025
R58, T89, T90, T99, T180, T265, T310, D421, D698, D1557, D2216, D4318, D6913, D6938
Aggregate - accredited since 5/29/2025
R76, R90, T11, T27, T84, T85, T255, C117, C127, C128, C136, C566, C702, D75
Concrete - accredited since 2/26/2024
M201, R60, R100 (Cylinders), T22, T119, T121, T152, T309, C31 (Cylinders), C39, C138, C143, C172, C231, C511, C1064, C1231 (6000 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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