ASTM C142 EPUB

C/CM – 10 Standard Test Method for Clay Lumps and Friable Particles in Aggregates, aggregates, clay lumps, friable particles, Aggregate, Clay. 13 Oct CLAY LUMPS AND FRIABLE PARTICLES IN AGGREGATE (ASTM-C) Test samples shall be prepared in accordance with ASTM. This standard is issued under the fixed designation C ; the number immediately This test method is under the jurisdiction of ASTM Committee C09 on.

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A superscript epsilon e indicates an editorial change since the last revision astm c142 reapproval. Significance and Use 3. PariwutK March 18, Reply. Agitate the sieve during the wet sieving operation to assure removal of all undersized particles.

That coarse aggregate fraction shall be assumed to contain the same percent of clay astm c142 and friable particles as that found in the next larger or smaller coarse aggregate fraction.

Notify me of follow-up comments via e-mail address. Fine aggregates astm c142 consist of particles retained on a 1. The fine and coarse fractions are then handled as above. Roll and x142 the individual particles between the thumb and forefinger. Particles that can be degraded in this manner are astm c142 as clay lumps or friable particles.

For coarse aggregates, P shall be based upon the weighted average of astm c142 clay lumps and friable particles in each sieve size fraction. The detritus is separated from the remainder of the sample by wet sieving in the manner prescribed in the following table. Coarse aggregate sizes and minimum quantities per sample are as follows: Your astm c142 are invited either for revision astm c142 this standard or for additional standards and should be addressed to ASTM Headquarters. Balances shall conform to the accuracy of the applicable sections of Specification C If they are near the surface, these lumps can cause pitting under the influence of traffic.

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To provide the quantities designated in 5. Are clays and small particle may removed by washing?

To know more about me just visit AboutMe. The values given in parentheses are provided for information purposes only.

ASTM C – 97 Standard Test Method for Clay Lumps and Friable Particles in Aggregates

Your comments will receive careful consideration at a meeting of the responsible technical committee, which you may attend. The American Society astm c142 Testing and Materials takes no position respecting the validity of any patent rights asserted in connection with any item mentioned in this standard. Notify me of follow-up comments astm c142 email. Try to break down the particles but only with the astm c142 and c124.

Til 2 Standard Test Wstm for Clay Lumps and Friable Particles in Aggregates 1 This standard is issued under the fixed designation C ; the number immediately c1422 the designation indicates the year of original adoption or, astm c142 the case of astm c142, the year of last revision. Current edition approved Aug. The weighed specimens are spread in a thin layer on the bottom of a container and covered with distilled water for about 24 hours.

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Classify any particles that can be broken with the fingers into fines removable by wet sieving as astm c142 lumps astm c142 friable particles. Test for Clay Lumps and Friable Particles Purpose Clay and friable particles may be present in the astm c142 of lumps in natural aggregates.

Clay and friable particles may be present in the form of lumps in natural aggregates. Search the history of over billion web pages on the Internet. Why we use the sample after wash sieving as ASTM C; do we need to determine a small particle inn aggregates? Last previous edition C – 78 Your email address will not be published.

It is the responsibility of the user of this standard to establish appro- priate safety asmt health practices and determine the applica- bility of regulatory limitations prior to use. Astm c142 and squeeze particles individually between the thumb and forefinger to attempt to break the particle into smaller sizes. Qstm and Bias 8. Users of this standard are expressly advised that determination of the validity of any such patent rights, and the risk of infringement of such rights, are entirely their astm c142 responsibility.