Terracon Consultants, Inc.
Sparks,
Maryland
View Accreditation Certificate
Dylan
Garner
47 Loveton Circle
Suites R-S
Sparks
,
Maryland
21152
Phone: (717) 725-8587
Fax:
Dylan.Garner@terracon.com
Quality Management System - accredited since 8/26/2025
R18, C1077 (Aggregate), C1077 (Concrete), D3740 (Soil), E329 (Aggregate), E329 (Concrete), E329 (Soil)
Soil - accredited since 4/13/2026
R58, T88, T89, T90, T99, T100, T180, T191, T265, T310, D421, D422, D698, D854, D1140, D1556, D1557, D2216, D2487, D2488, D4318, D4718, D6913, D6938
Aggregate - accredited since 4/13/2026
R76, R90, T11, T19, T21, T27, T84, T85, T255, C29, C40, C117, C127, C128, C136, C566, C702, D75
Concrete - accredited since 8/26/2025
C31 (Cylinders), C39, C138, C143, C172, C173, C231, C511, C617 (6000 psi and below), C1064, C1231 (7000 psi and below)
Masonry - accredited since 8/26/2025
C511 (Moist Cabinets, Moist Rooms, and Water Storage Tanks Used in the testing of Hydraulic Cements and Concretes)
C780 (Annex 4) (Preconstruction and Construction Evaluation of Mortars for Plain and Reinforced Unit Masonry - Mortar Aggregate Ratio)
C1019 (Sampling and Testing Grout)
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 8/11/2026. Please visit https://aashtoresource.org for current accreditation status.
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