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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White, black and pink, felsic igneous rock fragments fine-grained granitic ; hard; slightly weathered; sub-angular. The Sand located in Bay St. Sand is a naturally occurring granular material composed of finely divided rock and mineral particles. About project SlidePlayer Terms of Service. Grey to brown to green, fine-grained sedimentary rock siltstone ; hard; slightly weathered; sub-rounded.

Standards Subscriptions from ANSI provides a money-saving, multi-user solution for accessing standards. ACI R presents additional test methods and properties of concrete influenced by aggregate characteristics.

Fine Aggregate Sand – Vinland Materials

C12, malfic igneous rock fragments gabbroic ; medium hard to hard; slightly weathered; sub-angular to sub-rounded. Balances shall conform to the accuracy of the applicable sections of Specification C Aggregate Composition and Grading. Already Subscribed to this document. George region consists primarily of mineral grains and fragments of igneous intrusive rocks with the following typical petrographic analysis: The D142 is an index of the fineness of the aggregate. Aggregate Uses Rock like material c12 has many Civil Engineering applications: Aggregate Acceptance Testing Results: Your Alert Profile lists the documents that will be monitored.

The composition of Sand varies, depending on the local rock sources and conditions, but the most common constituent of Sand is silica silicon dioxide, or SiO 2usually in the form of quartz.


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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. The specified sieves are: Rounded gravel left and crushed stone right.

Share buttons are a little bit lower. Only certain sources of these materials have shown reactivity. We have no amendments or corrections for this standard. 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. Granite, limestone and quartz, are low shrinkage-producing aggregates ACI R. A number in parentheses indicates the year of last reapproval.

Combining values from the two systems may result in non-conformance with the standard. Proceed to Checkout Continue Shopping. You can download and open this file to your own computer but DRM prevents opening this file on another computer, including a networked server. Please first verify your email before subscribing to alerts.

Clay Lumps and Friable Particles in Aggregates (ASTM C142)

If the document is revised or amended, you will be notified by email. Expanded clay left and expanded shale right. Rock and Mineral Constituents in Aggregates.

Current edition approved Aug. My presentations Profile Feedback Log out. The values given in parentheses are provided for information purposes only. White, purple-grey and black, intermediate igneous rock fragments granodioritic to dioritic, anorthositic ; hard; fresh to slightly weathered; sub-angular.

Do not use the fingernails to break up particles, or press particles against a hard surface or each other. Objectives of Lecture To explain the sources of aggregates used for making concrete. Published by Domenic Prow Modified over 4 years ago. Users of this standard are expressly advised that determination of the validity of any such aastm rights, and the risk of infringement of such rights, are entirely their own responsibility.


The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. Cracking of concrete from alkali-silica reactivity. Feedback Privacy Policy Feedback. Originally published as C – 38 T. 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.

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

A superscript epsilon e indicates an editorial change since the last revision or reapproval. Your comments will receive careful consideration at a meeting of the responsible technical committee, which you may attend. Subscription pricing is determined by: As the voice of the U. Need c412 than one copy? Individual reprints single or multiple copies of this standard may be obtained by contacting ASTM at the above address or at phonefaxor service astm. Inset shows closeup of a popout. Standards Subsctiption may be the perfect solution.