Froehling & Robertson, Incorporated
Columbia,
Maryland
View Accreditation Certificate
Bryce
Brueder
9017 Red Branch Road
Suite G
Columbia
,
Maryland
21045
Phone: (410) 452-1622
Fax:
BBrueder@FandR.com
http://www.fandr.com
26-2860 : Accreditation has been suspended for Soil standard(s) T88, D422
Quality Management System - accredited since 10/15/1998
R18, C1077 (Aggregate), C1077 (Concrete), C1093 (Masonry), D3740 (Soil), E329 (Aggregate), E329 (Concrete), E329 (Masonry), E329 (Soil)
Asphalt Mixture - accredited since 10/13/2017
T166 (Cores), T355, D2726 (Cores), D2950
Soil - accredited since 10/15/1998
R58, T89, T90, T99, T100, T180, T191, T193, T265, T310, D421, D698, D854, D1140, D1556, D1557, D1883, D2216, D2487, D2488, D4318, D6938
Aggregate - accredited since 12/30/2004
R76, R90, T11, T19, T27, T84, T85, T112, T255, C29, C117, C127, C128, C136, C142, C566, C702, D75, D4791
Sprayed Fire-Resistive Material - accredited since 7/5/2011
E605, E736
Concrete - accredited since 10/15/1998
M201, R60, T22, T24 (Drilling Cores of Concrete), T24 (Testing Drilled Cores of Concrete), T97, T119, T121, T152, T196, T231 (6000 psi and below), T309, C31 (Beams), C31 (Cylinders), C39, C42 (Drilling Cores of Concrete), C42 (Testing Drilled Cores of Concrete), C78, C138, C143, C172, C173, C231, C511, C617 (6000 psi and below), C642, C803, C1064, C1140 (Obtaining and Testing Specimens), C1231 (7000 psi and below), C1542, C1583, C1604
Masonry - accredited since 6/17/2020
C511 (Moist Cabinets, Moist Rooms, and Water Storage Tanks Used in the testing of Hydraulic Cements and Concretes)
C780 (Annex 1) (Preconstruction and Construction Evaluation of Mortars for Plain and Reinforced Unit Masonry - Consistency by Cone Penetration)
C780 (Annex 6 - Cubes) (Preconstruction and Construction Evaluation of Mortars for Plain and Reinforced Unit Masonry - Compressive Strength of Cubes)
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 9/13/2026. Please visit https://aashtoresource.org for current accreditation status.
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