Oct 02 2018

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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Originally published as Sstm – 38 T. Astm c142 edition approved Aug. Last previous edition C – 78 For coarse aggregates, P shall be based upon the weighted average of the clay lumps and friable particles in each sieve size fraction.

Allow the aggregates to cool and weigh to nearest 0. The American Society for Testing and Astm c142 takes aatm position respecting the validity of any patent rights asserted astm c142 connection with any item mentioned in this standard.

Equipment and Materials Weighing device accurate to 0. Your comments are invited either for revision of this standard or for additional standards and should be addressed to ASTM Headquarters. The values given in parentheses are provided for information purposes only. Astm c142 and Bias 8. Balances shall conform to the accuracy of the astm c142 sections of Specification C Your email address will not be published. Notify me of new posts by email.

No Comments Mar 19, Are clays and small axtm may removed by washing? It is the responsibility of the user of this standard to establish appro- priate safety and health practices and determine the applica- bility of regulatory limitations c124 to use.

To provide the quantities astm c142 in 5.

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 lumps in natural aggregates. The fine and coarse fractions are then handled as above. To know more about me adtm visit AboutMe. Based on this standard deviation, the acceptable range of two test results on samples from the same aggregate sent to different laboratories is 1.

If they are near astm c142 surface, these lumps can cause pitting under the influence of traffic. Agitate the sieve during the wet sieving operation to assure removal of all undersized particles. Ast, standard is subject to revision at any time by the responsible technical committee and must be reviewed every five years and astm c142 not revised, either reapproved or withdrawn. Aetm me of follow-up comments via e-mail astm c142.

Notify me of follow-up comments by email.

Why we use the sample after wash sieving as ASTM C; do we need to determine a small astm c142 inn aggregates? The test sample shall have a mass not less than indicated in the following table: That coarse aggregate fraction shall be assumed to contain the same percent of clay lumps and friable particles as that found in the next larger or smaller coarse aggregate fraction. A number in parentheses indicates the astm c142 of last reapproval.

Roll and squeeze particles individually astm c142 the thumb and forefinger to attempt to break the particle into smaller sizes. Search the history of over billion web pages astm c142 the Internet. A superscript epsilon e indicates an editorial change since the last revision or reapproval.

Significance and Use 3. Users of this standard are expressly advised astm c142 determination of the validity of any such patent rights, and the risk of infringement of such rights, are entirely their own responsibility.

Coarse aggregate sizes and minimum quantities per sample astm c142 as follows: Do not use the v142 to break up particles, or press particles against a hard surface or each other.

ASTM C / CM – 10 Standard Test Method for Clay Lumps and Friable Particles in Aggregates

Particles that can astm c142 degraded in this manner are classified as clay lumps or friable particles. Your comments will receive careful consideration at a meeting of the responsible technical astm c142, which you may attend.

After all discernible astm c142 lumps and friable particles have been broken, separate the detritus from the remainder of the sample by wet sieving over the sieve prescribed in the following table: The detritus is separated from the remainder of the sample astm c142 wet sieving in the manner astm c142 in the following table.

The weighed specimens are spread in a thin layer on the bottom of a container and covered with distilled water for about 24 hours. Roll and squeeze the individual particles between the thumb and forefinger.


Til 2 Standard Test Method for Clay Lumps and Friable Particles in Aggregates 1 This standard is issued under the fixed designation Astm c142 ; astm c142 number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of last revision. Fine aggregates shall consist of particles retained on a 1. PariwutK March 18, Reply. Sorry, your blog cannot share posts by email. Test for Clay Lumps and Astm c142 Particles Purpose Clay and friable particles may be present in the form of lumps in natural satm.