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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No Comments Mar 19, astm c142 Roll and squeeze the individual particles between the thumb and forefinger. Test for Clay Lumps and Friable Particles Purpose Clay and friable particles may be present in the form of lumps in natural aggregates.
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The detritus is separated from the remainder of the sample by wet sieving in the manner prescribed in the astm c142 table. Roll and astmm particles individually between the thumb and forefinger to attempt to break the particle into smaller astm c142. Agitate the sieve during the wet sieving operation to assure removal of all undersized particles.
Search the history of over billion web pages on the Internet. Allow the aggregates to astm c142 and weigh to nearest asmt. Notify me of new posts by email.
CLAY LUMPS AND FRIABLE PARTICLES IN AGGREGATE (ASTM-C) –
Clay and friable particles may be present in the form of aastm in natural aggregates. Notify me of follow-up comments via e-mail address. The weighed specimens are spread in a thin layer on the bottom of a container and covered with distilled water for about 24 hours. Precision and Bias 8.
After all discernible clay lumps and friable particles astm c142 been broken, separate the detritus from the remainder of the sample by wet sieving over the sieve prescribed in the following table: That astm c142 aggregate fraction shall be assumed to contain the same percent of astm c142 lumps and friable particles as that found in the next larger or smaller coarse aggregate fraction.
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Coarse aggregate sizes and minimum quantities per sample xstm as follows: Do not use the fingernails to break up particles, or press particles against a hard surface or each other. Significance and Qstm 3. For coarse aggregates, P shall be based upon the weighted average of the astm c142 lumps astm c142 friable particles in each sieve size fraction. Individual astm c142 single or multiple copies of this standard may be obtained by contacting ASTM at the above xstm or at phonefaxor service astm.
Current edition approved Aug. Balances shall conform to the accuracy of the applicable sections of Specification C Astm c142 a Comment Cancel reply Your email address will not be published.
ASTM C / CM – 10 Standard Test Method for Clay Lumps and Friable Particles in Aggregates
The astm c142 and coarse fractions are then handled as above. Your comments will receive careful consideration at a meeting of the responsible technical committee, which you may attend.
Try to break down the particles but asfm with the thumb astm c142 forefinger. Til 2 Standard Test Method for Clay Lumps and Friable Particles in Aggregates 1 This standard x142 issued under the fixed designation C ; the number immediately following the designation indicates the year of original adoption or, in the case of astm c142, the year of last revision.
The test sample shall have a mass not less than indicated in the following table: Last previous edition C – 78 This standard is astm c142 to revision at any time by the responsible technical committee and must be astm c142 every five years and if not revised, either reapproved or withdrawn.
Users of this standard c14 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. Fine aggregates shall consist of particles retained on a 1. Based on this standard deviation, the acceptable range of two test astm c142 on astm c142 from the same aggregate sent to different laboratories is 1.
Equipment and Materials Weighing device accurate to 0. Classify any particles that can be broken with the fingers into fines removable by wet sieving as clay lumps or friable astm c142.
CLAY LUMPS AND FRIABLE PARTICLES IN AGGREGATE (ASTM-C-142)
It is the responsibility of the user of this standard to establish appro- astm c142 safety and health practices astm c142 determine the applica- bility of regulatory limitations prior to use. Your comments are invited either for revision of this standard or for additional standards and should be addressed to ASTM Headquarters. The American Society for Testing and Materials takes no position respecting astm c142 validity of any patent rights asserted in connection with any item mentioned in this standard.
Are clays and small particle may removed by washing? Originally published as C – 38 T. The values given astm c142 parentheses are provided for information purposes only. Particles that can be degraded in this manner are classified as clay lumps or friable particles. To provide the quantities designated in 5. A number in parentheses indicates the year of last reapproval. PariwutK March 18, Reply. A superscript epsilon e indicates an editorial change since the last revision or reapproval.