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ASTM C142 EBOOK

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 or reapproval. Current edition approved Aug.

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

Notify me of new posts by email. Fine aggregates shall consist of particles retained astm c142 a 1. Notify me of follow-up comments via e-mail address. The weighed specimens are spread in asm thin layer astm c142 the bottom of a container and covered with distilled water for about 24 hours.

Search the history astm c142 over billion web pages on the Internet. Coarse aggregate sizes and minimum quantities per sample are as follows: Why we use astm c142 sample after wash sieving as ASTM C; do we need to determine a small particle inn aggregates?

Til 2 Standard Test Method for Clay 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 revision. Originally published as C – 38 T. Significance and Use 3. Test for Clay Lumps and Astm c142 Particles Purpose Clay and friable particles may be present in the form of lumps astm c142 natural aggregates.

Roll and squeeze the individual particles between the thumb and forefinger. Precision and Bias 8. If they are near the surface, these lumps can cause pitting under the influence of traffic. Are clays and small particle astm c142 removed by washing? Add a Comment Cancel reply Your email address will not be published. The test sample shall have a mass not less than indicated in the following table: That coarse aggregate fraction shall be assumed to astm c142 the same percent of clay lumps and friable particles as that found in the next larger or smaller astm c142 aggregate fraction.

Do not use the fingernails to break up particles, or press particles against a hard surface or each other.

The values c1422 in parentheses are provided for information purposes only. After all discernible clay 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: Astm c142 know more astm c142 me just visit AboutMe.

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

No Comments Mar 19, astm c142 Balances shall conform to the accuracy of the applicable sections of Specification C Users of this standard are expressly advised that atm of the validity of any such patent rights, and the risk of infringement of such rights, are entirely their own responsibility. Particles that can be degraded in this manner are classified as clay lumps or friable particles.

Based on this standard deviation, the acceptable range of two test results on samples from the same aggregate sent to different laboratories is 1. To provide the quantities astm c142 in 5. astm c142

PariwutK March 18, Reply. Clay and friable particles may be present in the form of lumps in natural aggregates. Roll and squeeze particles individually between the thumb and forefinger to attempt to break the particle astm c142 smaller sizes.

The detritus is separated from the remainder of the sample by astm c142 sieving in the manner prescribed in the following table.

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It is the responsibility of the user of this standard to establish appro- priate safety and health practices and astm c142 the applica- bility of regulatory limitations prior to use. Last previous edition C – 78 A number in parentheses indicates astm c142 year of last reapproval.

This standard is subject to astm c142 at any time by the responsible technical committee and must be reviewed every five years and if not revised, either reapproved or astm c142. For coarse aggregates, P shall be based upon the weighted average of the clay lumps and friable particles in each sieve size fraction.