ASTM C142 PDF

GeoTesting Express is a provider of Aggregate Testing Services – ASTM C, Test Method for Clay Lumps and Friable Particles in Aggregates. CLAY LUMPS AND FRIABLE PARTICLES IN AGGREGATE (ASTM-C) Test samples shall be prepared in accordance with ASTM. Buy ASTM C /CM: TEST METHOD FOR CLAY LUMPS AND FRIABLE PARTICLES IN AGGREGATES from SAI Global.

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Your comments will receive careful consideration at a meeting of the responsible technical committee, which you may attend. 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. Some Potentially Harmful Reactive Minerals, Rock, and Synthetic Materials Several of the rocks listed granite gneiss and certain quartz formations for example react very slowly and may not show evidence of any harmful degree of reactivity until the concrete is over 20 years old.

Grey to brown to green, fine-grained atsm rock siltstone ; hard; slightly weathered; sub-rounded. To provide the quantities designated in 5. If the 1c42 is revised or amended, you will be notified by email. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

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ASTM C/CM – 17 – Standard Test Method for Clay Lumps and Friable Particles in Aggregates

Less cement and water are required in mixtures having large coarse aggregate Bureau of Reclamation Published by Domenic Prow Modified over 4 years ago. You can download and open this file to your own computer but DRM prevents opening this file on another computer, including a networked server.

Expanded clay left and expanded shale right. White, purple-grey and black, intermediate igneous rock fragments granodioritic to dioritic, anorthositic ; hard; fresh to slightly weathered; sub-angular.

Users of 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. Search the history of over billion web zstm on the Internet.

Rounded gravel left and crushed stone right. The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. We think you have liked this presentation.

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Standards Subsctiption may be the perfect solution. Please first log in with a verified email before subscribing to alerts. Do not use the fingernails to break up particles, or press particles against a hard surface or each other. Individual reprints single or multiple copies of this standard may be obtained by contacting ASTM at c412 above address or at phonefaxor service astm.

As the voice of the U. Aggregate Composition and Grading. The specified sieves are: The Sand located cc142 Bay St. Classify any particles that can be broken with the fingers into fines removable by wet sieving as clay lumps or friable particles.

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This standard is not included in any packages. 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: The test sample shall have a mass not less than indicated in the following table: Add to Alert PDF.

The FM is an index of the fineness of the aggregate. This standard is subject to revision at any time by the responsible technical committee and must be reviewed every five years and if not revised, either reapproved or withdrawn. The American Society for Testing and Materials takes no position c12 the validity of any patent rights asserted in connection with any item mentioned in this standard.

Black, malfic igneous rock fragments gabbroic ; medium hard to hard; slightly weathered; sub-angular to sub-rounded. Kerkhoff and Siebel Earth science Rock cycle, Igneous rocks. Rock and Mineral Constituents in Aggregates.

Clay Lumps and Friable Particles in Aggregates (ASTM C142)

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A number in parentheses indicates the year of last reapproval.