ASTM WK20241

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Work Item: ASTM WK20241 - Revision of C1567 - 07 Standard Test Method for Determining the Potential Alkali-Silica Reactivity of Combinations of Cementitious Materials and Aggregate (Accelerated Mortar-Bar Method)

Active Standard: C1567 - 13

Developed by Subcommittee: C09.26 | Committee C09 Home | Contact Staff Manager

1. Rationale

The number (25) of flow table drops required to determne the amount of HRWA admixture for certain batches is excessive resulting in control mixtures flowing off the table. Reverting to the originally intended number (10) will correct this problem

Keywords

aggregate; alkali-silica reactivity; length change; mortar; pozzolans, slag, sodium hydroxide;

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Work Item Status:
Date Initiated:06-09-2008
Technical Contact: D. Stephen Lane

Item: 006
Ballot: C09 (08-04)
Status: Ballot Item Approved

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