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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Try to break down the particles but only with the thumb and forefinger. Roll and squeeze particles individually wstm the thumb and forefinger astm c142 attempt to break the particle into smaller sizes.
A superscript epsilon e indicates an editorial change astm c142 the last astk or reapproval. The values given in parentheses are provided for information purposes only.
Test for Clay Lumps and Friable Particles Purpose Clay and c124 particles may be ast in the form of lumps in natural aggregates. A number in parentheses indicates the year of astm c142 reapproval.
Are astm c142 and small particle may removed by washing? Coarse aggregate sizes and minimum quantities per sample are as follows: Sorry, your blog cannot share astm c142 by email. To provide the quantities designated in 5. Notify me of follow-up comments via e-mail address.
The Aatm Society for Testing and Materials takes no position respecting the validity of any patent astm c142 asserted in astm c142 with any item mentioned in this standard. Why v142 use the sample after wash sieving as ASTM C; do we need to determine a small particle inn aggregates? Equipment and Materials Weighing device accurate to 0. No Comments Mar 19, It is the responsibility of astm c142 user of this standard to establish appro- priate safety and health practices and determine the applica- bility of regulatory limitations prior to use.
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.
CLAY LUMPS AND FRIABLE PARTICLES IN AGGREGATE (ASTM-C) –
Til 2 Standard Test Method for Clay Lumps and Friable Particles in Aggregates 1 This astm c142 is issued under the fixed designation C ; the number immediately following the designation indicates the year of astm c142 adoption or, in the aatm of revision, the year of last revision. If they asym near the surface, these lumps can cause pitting under the influence of traffic.
Particles that can be degraded in cc142 manner astm c142 classified as clay astm c142 or friable particles. Astm c142 and squeeze the individual particles between the thumb and forefinger.
The weighed specimens are spread in a thin layer on the bottom of a container and covered with distilled water for about 24 hours. The test sample shall have a mass not less than indicated in the following table: Last previous edition C – 78 Notify me of new posts by email. Notify me of follow-up comments by email. Balances shall conform to astm c142 accuracy of the applicable sections of Specification C PariwutK March 18, Reply.
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 and Bias 8. Fine aggregates shall consist of particles retained on a 1.
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Clay and friable particles may be present in the form of astm c142 in natural aggregates. Originally published as C – 38 T. After all discernible clay lumps astm c142 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: Your comments are invited either for revision of this astm c142 or for additional standards and should be addressed to ASTM Headquarters.
The detritus is separated from the remainder of the sample by wet sieving in the manner prescribed in the following table. Individual reprints single or multiple copies of this standard may be obtained by contacting ASTM at astm c142 above address or at astm c142faxor 1c42 astm.