Granite Construction Company
Lockwood,
Nevada
View Accreditation Certificate
Dylan
Stutters
Lockwood Materials Laboratory
10600 Canyon Way
Exit 22, Interstate 80 East
Lockwood
,
Nevada
89431
Phone: (775) 737-3656
Fax:
Dylan.Stutters@gcinc.com
http://www.graniteconstruction.com
Quality Management System - accredited since 1/15/1998
R18, D3666 (Aggregate), D3666 (Asphalt Mixture)
Asphalt Mixture - accredited since 1/15/1998
R30, R47, R68, R97, T30, T166, T209, T245, T269, T283, T308, T312, T329, T355, D979, D2041, D2726, D2950, D3203, D3549, D4867, D5444, D6307, D6925, D6926, D6927
Soil - accredited since 1/15/1998
R58, T89, T90, T99, T180, T265, T310, D421, D698, D1557, D2216, D4318, D6938
Aggregate - accredited since 1/15/1998
R76, R90, T11, T19, T27, T84, T85, T96, T104, T112, T176, T210, T255, T304, T335, C29, C88, C117, C127, C128, C131, C136, C142, C566, C702, C1252, D75, D2419, D3744, D4791, D5821
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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