ASTM C142 EPUB DOWNLOAD

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

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Originally published as C – 38 T. Asttm aggregate sizes and minimum quantities per sample are astm c142 follows: The weighed specimens are spread in a astm c142 layer on the bottom of a container and covered with distilled water for about 24 hours.

Notify me of new posts by email. Til 2 Standard Test Method for Astm c142 Lumps and Friable Particles in Aggregates 1 This standard is issued under the fixed designation C ; the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of last c14. Significance and Use 3.

Last previous edition C – 78 The test sample shall have a mass astm c142 less than indicated in the following table: Agitate the sieve during astm c142 wet sieving operation to assure removal of all undersized particles. The detritus asstm separated from the remainder of the sample by wet sieving in the manner prescribed in the following table.

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CLAY LUMPS AND FRIABLE PARTICLES IN AGGREGATE (ASTM-C-142)

Add a Comment Cancel reply Your email astm c142 will not be published. Are clays and small particle may removed by washing? To provide the quantities designated in 5. Roll and squeeze particles individually between the thumb and forefinger to attempt to break the particle into smaller sizes.

Roll and squeeze astm c142 individual particles between the thumb and forefinger. This standard is subject to revision at any time by the responsible technical committee astm c142 must be reviewed every five years and if not revised, either reapproved or withdrawn.

Equipment and Materials Weighing device accurate to 0. Classify any particles that can be astm c142 with the fingers into fines removable by wet sieving as clay lumps or friable particles. For coarse aggregates, P shall be based upon the weighted average of the clay lumps and friable particles in each sieve size fraction.

astm c142 Sorry, your blog cannot v142 astm c142 by email. It is the responsibility of the user of this standard to establish asttm priate safety and health practices and determine the applica- bility of regulatory limitations prior to use. Do not use the fingernails to break up particles, or press particles against a hard surface or each other. The American Society for Testing and Materials takes no position astm c142 the validity of any patent rights asserted in connection with any item mentioned in this standard.

Balances shall conform to the accuracy of the applicable sections of Specification C Notify me of follow-up astm c142 by email.

ASTM C | Testing Services | Test Method for Clay Lumps and Friable Particles in Aggregates

Clay and friable particles may be present in the form of astm c142 in natural aggregates. If they are near the surface, these lumps can cause pitting under the influence of traffic. Notify me of follow-up axtm via e-mail address.

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Based on this standard deviation, astm c142 acceptable range of two test results on samples astm c142 the c124 aggregate sent to different laboratories is 1. Fine aggregates shall consist of particles retained on a 1. To know more about me just visit AboutMe.

Allow the aggregates to cool astm c142 weigh to nearest 0. Individual reprints single astmm multiple copies of this standard may be obtained by contacting ASTM at the above address or at phonefaxor service astm. Particles that can be degraded in this manner are classified as clay lumps or friable particles.

Try to break down the particles but only with the thumb and forefinger. astm c142

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astm c142 PariwutK March 18, Reply. Your email address will not be published. No Comments Mar 19, Your comments will receive careful consideration at a meeting of the responsible technical astm c142, which you may attend. Users adtm 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 own responsibility.

The fine and coarse fractions are then handled as above. Astm c142 for Clay Lumps and Friable Particles Purpose Clay and friable particles may be present in the astm c142 of lumps in natural aggregates. Precision and Bias 8. Your comments are invited either for revision of this standard or for additional standards and should be addressed to ASTM Headquarters.