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A proposed new ASTM International standard will cover the process, verification and record keeping procedures for recycling returned fresh concrete. The proposed standard, ASTM WK39876 , Specification for Returned Fresh Concrete for Use in a New Batch of Ready-Mixed Concrete, is being developed by Subcommittee C09.40 on Ready-Mixed Concrete , part of ASTM International Committee C09 on Concrete…, ASTM Committee C09 Next Meeting:, June 9-12, 2013, June Committee Week, Indianapolis, Ind., Technical Contact:, Eric P. Koehler, Verifi LLC, Cambridge, Mass., Phone: 617-498-4354; eric.koehler@verifitechnologies.com, ASTM Staff Contact:, Scott Orthey, Phone: 610-832-9730; sorthey@astm.org , ASTM PR Contact:, Barbara Schindler, Phone: 610-832-9603; bschindl@astm.org Release #9329
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A proposed new ASTM test method will be used to quantify the resistivity of concreting materials that are widely used for construction around the world. ASTM WK37880 , Test Method for Measuring the Surface Resistivity of Hardened Concrete Using the Wenner Four-Electrode Method, is being developed by Subcommittee C09.66 on Concrete’s Resistance to Fluid Penetration , part of ASTM International…, ASTM Committee C09 Next Meeting:, June 9-12, 2013, June Committee Week, Indianapolis, Ind., Technical Contact:, Kenneth A. Snyder, National Institute of Standards and Technology, Gaithersburg, Md., Phone: 301-975-4260; kenneth.snyder@nist.gov, ASTM Staff Contact:, Scott Orthey; Phone: 610-832-9730; sorthey@astm.org, ASTM PR Contact:, Barbara Schindler, Phone: 610-832-9603; bschindl@astm.org Release #9321
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ASTM International Subcommittee E06.77 on High-Rise Building External Evacuation Devices is seeking interested parties to join in the upcoming review of ASTM E2513 , Specification for Multi-Story Building External Evacuation Platform Rescue Systems. E06.77 is under the jurisdiction of ASTM International Committee E06 on Performance of Buildings. ASTM E2513 covers specifications, safety…, ASTM Committee E06 Next Meeting:, Oct. 21-24, 2012, October Committee Week, Atlanta, Ga., Technical Contact:, Jonathan (Yoni) Shimshoni, Escape Rescue Systems, Tel-Aviv, Israel, Phone: +011-972-54-4579424; yoni@escaperescue.com, ASTM Staff Contact:, Stephen Mawn, Phone: 610-832-9726; smawn@astm.org, ASTM PR Contact:, Barbara Schindler, Phone: 610-832-9603; bschindl@astm.org R elease #9256
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The term building enclosure refers to the materials, components, systems and assemblies intended to provide shelter and environmental separation between the interior and exterior of a building. A new ASTM standard will serve as a complete and authoritative practice for building enclosure commissioning. The new standard, ASTM E2813 , Standard Practice for Building Enclosure Commissioning, was…
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A proposed new ASTM standard will provide proper direction and ensure adequate documentation to aid in the interpretation, understanding and reduction of variance in test results for fiber-reinforced concrete. ASTM WK35250 , Practice for Fiber-Reinforced Concrete for Making and Curing Test Specimens in the Laboratory and Field, is now being developed by Subcommittee C09.42 on Fiber-Reinforced…
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Formalizing a method for making a cylindrical specimen of roller-compacted concrete in a gyratory compactor is the primary purpose of a proposed new ASTM International standard. ASTM WK33682 , Test Method for Preparation, Compaction and Density Determination of Roller-Compacted Concrete Specimens by Means of the Superpave Gyratory Compactor, is being developed by Subcommittee C09.45 on Roller-…
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A proposed new ASTM International standard will provide a comprehensive way to evaluate building materials and assemblies for use in below-base flood elevation construction. ASTM WK35237 , Practice for Determining the Flood Damage Resistance Rating of Materials and Assemblies, is being developed by Subcommittee E06.25 on Whole Buildings and Facilities , part of ASTM International Committee E06 on…
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The present edition of the ASTM E1557 , Classification of Building Elements and Related Sitework – UNIFORMAT II, is due for its next five-yearly re-ballot in 2014. In advance of that date, the UNIFORMAT II Task Group, part of Subcommittee E06.81 on Building Economics , is seeking input from users regarding their use, and suggestions for revision, to be considered for development and inclusion in…, ASTM Committee E06 Next Meeting:, Oct. 30-Nov. 2, 2011, October Committee Week, Tampa, Fla., Technical Contact:, Anthony Huxley, Phone: 613-258-9324; E1557ReBallot@gmail.com, ASTM Staff Contact:, Stephen Mawn, Phone: 610-832-9726; smawn@astm.org, ASTM PR Contact:, Barbara Schindler, Phone: 610-832-9603; bschindl@astm.org R elease #8996
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While the use of internally cured concrete in construction is not new, there is now better understanding of the internal curing process and why IC using pre-wetted lightweight aggregate increases concrete durability and service life in an economical and practical way. However, there is not currently a standard for lightweight aggregates for internal curing. ASTM International Committee C09 on…
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Subcommittee E06.21 on Serviceability , part of ASTM International Committee E06 on Performance of Buildings , is currently working on several proposed new standards. These include ASTM WK32076 , Guide for Installation of Insulating Concrete Forms, and ASTM WK32398 , Test Method for Measuring Floor Flatness and Pavement Smoothness Using a Straightedge., Installation of Insulating Concrete Forms, While ASTM E2634 , Specification for Flat Wall Insulating Concrete Form (ICF) Systems, serves the function for material compliance in the ICF industry, the next most critical function is proper installation of ICF systems. In order to facilitate the installation function, E06.21 is developing ASTM WK32076 , Guide for Installation of Insulating Concrete Forms. “Once approved, ASTM WK32076 will…, Flatness of Floors/Smoothness of Pavements, A proposed new standard for measuring floor flatness will combine the traditional manual straightedge approach with more recent data collection techniques such as F-numbers ( ASTM E1155 , Test Method for Determining FF Floor Flatness and FL Floor Levelness Number) and the Waviness Index ( ASTM E1486 , Test Method for Determining Floor Tolerances Using Waviness, Wheel Path and Levelness Criteria…