Hillis-Carnes Engineering Associates, Inc.
Frederick,
Maryland
View Accreditation Certificate
Larry
Miller
1660 Bowman Farm Road
Suite 105
Frederick
,
Maryland
21701
Phone: (301) 662-2522
Fax:
lmiller@hcea.com
http://www.hcea.com
Quality Management System - accredited since 6/1/2000
R18, C1077 (Aggregate), C1077 (Concrete), C1093 (Masonry), D3666 (Asphalt Mixture), D3740 (Soil), E329 (Aggregate), E329 (Asphalt Mixture), E329 (Concrete), E329 (Masonry), E329 (Soil)
Asphalt Mixture - accredited since 1/12/2009
T166, T209, T269, T275, T312, D2041, D2726, D3203, D6307, D6925
Soil - accredited since 2/1/2001
R58, T88, T89, T90, T99, T180, T193, T265, T310, D421, D422, D698, D1140, D1557, D1883, D2216, D4318, D5334, D6938
Aggregate - accredited since 2/1/2001
R76, T11, T27, T84, T85, T255, C117, C127, C128, C136, C566, C702
Concrete - accredited since 6/1/2000
C31 (Beams), C31 (Cylinders), C39, C42 (Testing Drilled Cores of Concrete), C78, C138, C143, C172, C173, C231, C511, C617 (10000 psi and below), C1064, C1202, C1231 (7000 psi and below), C1542
Masonry - accredited since 5/13/2010
C140 (Reduced-Size Concrete Masonry Units) (Sampling and Testing Concrete Masonry Units and Related Units)
C511 (Moist Cabinets, Moist Rooms, and Water Storage Tanks Used in the testing of Hydraulic Cements and Concretes)
C1019 (Sampling and Testing Grout)
C1314 (Prisms Constructed of Reduced-Size Concrete Masonry Units) (Compressive Strength of Masonry Prisms)
C1552 (Capping Concrete Masonry Units, Related Units and Masonry Prisms for Compression Testing)
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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