Holliday Rock Co., Inc.
Chino,
California
View Accreditation Certificate
Hector
De La Torre
5150 Schaefer Avenue
Chino
,
California
91710
Phone: (840) 999-0446
Fax:
htorre@hollidayrock.com
http://www.hollidayrock.com/
Quality Management System - accredited since 4/2/2024
R18
Aggregate - accredited since 4/2/2024
T96, C29, C70, C117, C127, C128, C131, C136, C535, C566, C702, D75, D2419
Concrete - accredited since 4/2/2024
C31 (Beams), C31 (Cylinders), C39, C78, C138, C143, C157, C172, C173, C192, C231, C469, C511, C805, C1064, C1231 (7000 psi and below)
Controlled Low Strength Material - accredited since 4/2/2024
D4832, D5971
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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