Vermont Agency of Transportation
Berlin,
Vermont
View Accreditation Certificate
Jason
Tremblay
2178 Airport Road
Building B
Berlin
,
Vermont
05641
Phone: (802) 279-2580
Fax:
AOT.LaboratoryAccreditation@vermont.gov
http://vtrans.vermont.gov/
Quality Management System - accredited since 7/1/1997
R18, C1077 (Aggregate), C1077 (Concrete), C1222 (Cement), D3666 (Aggregate), D3666 (Asphalt Binder), D3666 (Asphalt Mixture), E329 (Aggregate), E329 (Concrete)
Asphalt Binder - accredited since 2/1/1999
R28, R29, T49, T240, T313, T315, T350
Emulsified Asphalt - accredited since 2/1/1999
T59 (Residue by Distillation)
T59 (Residue by Evaporation)
Asphalt Mixture - accredited since 2/1/1999
T30, T166, T209, T269, T308, T312, T324, T331, D3549
Soil - accredited since 7/1/1997
R58, T88, T89, T90, T99, T100, T180, T265, T310, D1140
Aggregate - accredited since 7/1/1997
R76, R90, T11, T19, T21, T27, T84, T85, T96, T104, T255, T335, C40, C117, C127, C128, C136, C535, D4791
Concrete - accredited since 7/15/1997
M201, R39, R60, R100 (Cylinders), T22, T119, T121, T152, T161, T196, T197, T231 (6000 psi and below), T309, T358, C31 (Cylinders), C39, C138, C143, C172, C173, C192, C215, C231, C403, C511, C617 (6000 psi and below), C642, C666, C805, C1064, C1231 (7000 psi and below)
Ultra-High Performance Concrete - accredited since 12/16/2025
C1856 (Sampling), C1856-C31 (Cylinders), C1856-C39, C1856-C511, C1856-C1437
Cement - Physical Tests - accredited since 5/1/1999
M201, R71, R115, T105 (Loss on Ignition - Reference), T106, T107, T129, T131, T137, T153, T192, C109, C114 (Loss on Ignition - Reference), C151, C183, C185, C187, C191, C204, C305, C430, C511, C1437
Cementitious Material - Chemical Tests - accredited since 9/14/2016
T105 / C114 (Aluminum Oxide – X-Ray Fluorescence)
T105 / C114 (Calcium Oxide – Reference)
T105 / C114 (Calcium Oxide – X-Ray Fluorescence)
T105 / C114 (Ferric Oxide – X-Ray Fluorescence)
T105 / C114 (Insoluble Residue – Reference)
T105 / C114 (Loss on Ignition – Reference)
T105 / C114 (Magnesium Oxide – X-Ray Fluorescence)
T105 / C114 (Potassium Oxide – X-Ray Fluorescence)
T105 / C114 (Silicon Dioxide – X-Ray Fluorescence)
T105 / C114 (Sulfur Trioxide – X-Ray Fluorescence)
Iron and Steel - accredited since 10/6/2008
M31-T244 / A615-A370 (Carbon-Steel Bars, Deformed and Plain: Tension (Elongation))
M31-T244 / A615-A370 (Carbon-Steel Bars, Deformed and Plain: Tension (Ultimate Tensile Strength))
M31-T244 / A615-A370 (Carbon-Steel Bars, Deformed and Plain: Tension (Yield Strength))
A563-E18 (Internally Threaded Fasteners (Nuts): Rockwell Hardness)
A706-A370 (Low Alloy Steel Bars, Deformed and Plain: Tension (Elongation))
A706-A370 (Low Alloy Steel Bars, Deformed and Plain: Tension (Ultimate Tensile Strength))
A706-A370 (Low Alloy Steel Bars, Deformed and Plain: Tension (Yield Strength))
F3125 (Externally Threaded Fasteners (Bolts): Rotational Capacity)
F436-E18 (Hardened Steel Washers: Rockwell Hardness)
F3125-E18 (Externally Threaded Fasteners (Bolts): Rockwell Hardness)
F1554-F606 (Anchor Bolts: Tension (Ultimate Tensile Strength of finished bolts))
F3125-F606 (Externally Threaded Fasteners (Bolts): Ultimate Tensile Strength)
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 8/22/2026. Please visit https://aashtoresource.org for current accreditation status.
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