AASHTO R 18-08 PDF
Standard Recommended Practice for Establishing and Implementing a Quality System for Construction Materials Testing Laboratories
standard by American Association of State and Highway Transportation Officials, 08/01/2008
1.1. This document contains criteria and guidelines for establishing and implementing a qualitymanagement system for use by a construction materials laboratory (CML). These criteria may alsobe used by laboratory-evaluating agencies.
1.2. The criteria in this document only apply to the following testing areas: soil, aggregate, asphaltbinder, cutback asphalt, emulsified asphalt, hot mix asphalt, hydraulic cement, portland cementconcrete, unit masonry, metals, and structural steel coatings.
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