ASTM C Related Standards: ASTM C, C, C, D75, D, E Potential Alkali Reactivity of Carbonate Rocks as Concrete Aggregates. GeoTesting Express is a provider of Aggregate Testing Services – ASTM C, Standard Test Method for Potential Alkali Reactivity of Carbonate Rocks for. This standard is issued under the fixed designation C ; the number 1 This test method is under the jurisdiction of ASTM Committee C-9 on Concrete.

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ASTM C Standard

This standard is not included in any packages. Subscription pricing is determined by: The inch-pound units in parentheses are provided for information only. Two types of alkali reactivity of aggregates asgm recognized: This standard is not included in any packages. We have no amendments or corrections for this standard. Please first verify your email before subscribing to alerts. May 28 Already Subscribed to this document.

Historical Version s – view previous versions of standard. No other units of measurement are included in this standard.

ASTM C586 – 11

As the significance of the mortar bar test results depend upon the conditions tested, it is relevant to employ the cement type and aggregate proposed for actual use. Standards Subscriptions from ANSI provides a money-saving, multi-user solution for accessing standards.

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Expansion aastm to occur in repeated wetting and drying conditions can also be underestimated.

We have no amendments or corrections for this standard. As the voice of the U. The test method is intended as a research and screening method rather than as the basis of a specification requirement.

The length changes occurring during such immersion indicate the general level of reactivity of rocks and whether tests should be made to determine the effect of aggregate prepared from the rocks upon the volume change in concrete. As the voice of the U. Part I of this arrticle no appeared in wstm October issue of Concrete.

5c86 can be detected in concrete, but the assessment of the importance and state of progress is almost impossible.

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ASTM C Alkali Reactivity of Carbonate Rocks for Aggregates | CTL

If the document is revised or amended, you will be notified by email. Add to Alert PDF. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. PART 2 The author investigates the mortar bar test described in ASTM C showing that it can satm misleading results, as some rocks such as metamorphic quartz and some carbonates exhibit slow but progressive expansion.

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This standard is also available to be included in Standards Subscriptions. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

APPLICATION OF STANDARD TESTING PROCEDURES FOR ALKALI-REACTIVITY. PART 2

Already Subscribed to this document. Alkalies participating in the expansive reactions with aggregate constituents in concrete usually are derived from the hydraulic cement; under certain circumstances they may be derived from other constituents of concrete or from external sources.

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