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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Add to Alert PDF. Rounded gravel left and crushed stone right. Last previous edition C – 78 White, black and pink, felsic igneous rock fragments fine-grained granitic ; hard; slightly weathered; sub-angular. Originally published as C – 38 T. Aastm shows closeup of a popout. This standard is also available to be included in Standards Subscriptions.

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. We think you have liked this presentation. Asttm on this standard deviation, the acceptable range of two test results on samples from the same aggregate sent to different laboratories is 1.

Classify any particles that can be broken with the fingers into fines removable by wet sieving as clay lumps or friable particles. Auth with social network: The illustration is not to scale. To use this website, you must agree to our Privacy Policyincluding cookie policy. Rock and Mineral Constituents in Aggregates. Already Subscribed to this document.


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by the responsible technical committee and must be reviewed every five years and if not revised, either reapproved or withdrawn. If the document is revised or amended, you will be notified by email.

Grey to brown to green, fine-grained sedimentary rock siltstone ; hard; slightly weathered; sub-rounded. Black, malfic igneous rock fragments gabbroic ; medium hard to hard; slightly weathered; sub-angular to sub-rounded.

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ASTM C142/C142M – 17

Subscription pricing is determined by: Objectives of Lecture To explain the sources of aggregates used for making concrete. Observe the alkali-silica reaction rim around the reactive aggregate and the crack formation. Please first log in with a d142 email before subscribing to alerts. We have no amendments or corrections for this standard. Standards Subsctiption may be the perfect solution.

Precision and Bias 8. Aggregate Acceptance Testing Results: Your comments will receive careful consideration at a meeting of the responsible technical committee, which you may attend. The FM is an index of the fineness of the aggregate. Significance and Use 3. Fig Polished section view of an alkali reactive aggregate in concrete.

A number in parentheses indicates the year of last reapproval.


The Sand located in Bay St. After all discernible clay lumps and friable particles have been broken, separate the detritus from the remainder of the sample by c1442 sieving over the sieve prescribed in the following table: When different sizes are combined, the void-content decreases.

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Road bases and fills PCC:. Aggregate Composition and Grading. ACI R presents additional test methods and properties of concrete influenced by aggregate characteristics. Standards Subscriptions from ANSI provides a money-saving, multi-user solution for accessing standards.

Fine Aggregate Sand – Vinland Materials

My presentations Profile Feedback Log out. Balances shall conform to the accuracy of the applicable sections of Specification C 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. Astk provide the quantities designated in 5.

Home Fine Aggregate Sand. Aggregate Uses Rock like material that has many Civil Engineering applications: It is the responsibility of the user of this standard to establish appro- priate safety and health practices and determine the applica- bility of regulatory limitations prior to use. Feedback Privacy Policy Feedback. Proceed to Checkout Continue Shopping.

Expanded clay left and expanded shale right. Registration Forgot your password?