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A new ASTM International standard provides guidance for the calibration of nuclear density gauges, which are used in a variety of situations to measure the density, moisture content and inner structure of material. ASTM D7759 , Guide for Nuclear Surface Moisture and Density Gauge Calibration was developed by Subcommittee D18.08 on Special and Construction Control Tests , part of ASTM…, ASTM Committee D18 Next Meeting:, Jan. 27-31, January Committee Week, Jacksonville, Fla., Technical Contact:, James D. Pratt, Troxler Electronic Laboratories Inc., Research Triangle Park, N.C., Phone: 919-314-2707; dpratt@troxlerlabs.com, ASTM Staff Contact:, Robert Morgan, Phone: 610-832-9732; rmorgan@astm.org, ASTM PR Contact:, Barbara Schindler, Phone: 610-832-9603; bschindl@astm.org R elease #9273
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A newly formed ASTM International subcommittee will address the growing need for consensus standards in the dynamic, energy-related field of hydraulic fracturing. Subcommittee D18.26 on Hydraulic Fracturing , which is part of ASTM Committee D18 on Soil and Rock , will bring together a diverse range of stakeholders to collaborate on the development of standards that promote best practices in…, ASTM D18.26: Ensuring Safe and Efficient Extraction, With the boom in hydraulic fracturing operations comes increasing concerns in the public and private sector for safety in site infrastructure and well construction, as well as the potential downstream impact on water, land and air resources. To provide best practices for hydraulic fracturing, diverse stakeholders are coming together at ASTM to create sound technical standards for this dynamic…, Openness and Objectivity under the ASTM Umbrella, The efforts of Subcommittee D18.26 will be undertaken by the broad cross-section of stakeholders who are joining forces in the open and consensus-driven ASTM process to collaborate on the development of critical standards and achieve mutually beneficial goals. D18.26 will draw its membership from all sides and points of view relative to the hydraulic fracturing issue, including representatives…, Next D18.26 Organizational Meeting:, January 2013, ASTM Staff Contact:, Robert Morgan, Phone: 610-832-9732; rmorgan@astm.org, ASTM PR Contact:, Barbara Schindler, Phone: 610-832-9603; bschindl@astm.org R elease #9275
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ASTM International standards are prominently featured in the Final Guidance for the Evaluation and Mitigation of Subsurface Vapor Intrusion to Indoor Air (Vapor Intrusion Guidance), a document released on Oct. 12, 2011, by the California Environmental Protection Agency’s Department of Toxic Substances Control. Stating that “the intrusion of subsurface vapors into buildings is one of many…
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A proposed new ASTM International standard will cover procedures for assessing the integrity of concrete in cast-in-place deep foundation elements such as bored piles, drilled shafts and auger cast piles. The proposed standard, ASTM WK34326 , Test Method for Integrity Testing of Concrete Deep Foundations by Thermal Profiling, is under the jurisdiction of Subcommittee D18.11 on Deep Foundations ,…, ASTM Committee D18 Next Meeting:, Jan. 29-Feb. 1, 2012, January Committee Week, Atlanta, Ga., Technical Contact:, Garland Likins, Pile Dynamics Inc., Cleveland, Ohio, Phone: 216-831-6131; garland@pile.com, ASTM Staff Contact:, Robert Morgan, Phone: 610-832-9732; rmorgan@astm.org, ASTM PR Contact:, Barbara Schindler, Phone: 610-832-9603; bschindl@astm.org R elease #9001
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A new ASTM International standard, adopted from an American Concrete Institute test method, will be used to help ensure the safety of construction projects. ASTM C1741 , Test Method for Bleed Stability of Cementitious Post-Tensioning Tendon Grout, is under the jurisdiction of Subcommittee C09.41 on Hydraulic Cement Grouts , part of ASTM International Committee C09 on Concrete and Concrete…
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Piston ring/liner interface can contribute as much as half the total friction loss in internal combustion engines, with the resulting wear leading to reduced energy efficiency and raised emissions. A new ASTM International standard provides a method to more accurately measure small amounts of wear on curved piston ring segments and their counterfaces after lubricated bench-scale testing. “Coupled…
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Recent updates to crane and crane operator certification requirements in U.S. Occupational Safety and Health Administration standards have led to the launch of a proposed new ASTM standard, ASTM WK31972 , Test Method for Mechanical and Electrical Testing of Insulating Links for Lifting Equipment. The proposed new standard is being developed by Subcommittee F18.55 on Inspection and Nondestructive…
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ASTM Committee G02 on Wear and Erosion is including a field trip in the plans for its Dec. 8-9 meeting in Jacksonville, Fla. Committee members will be visiting the Tribology Laboratory in the mechanical engineering department at the University of Florida in Gainesville. The Tribology Laboratory is actively involved in a wide variety of tribological research and tribology education projects. The…
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Self-adhesive roofing membranes have become popular because they combine the performance of proven modified bituminous compounds with easy application. To ensure product quality and performance for these products, ASTM International Committee D08 on Roofing and Waterproofing has developed a new standard. ASTM D7530/D7530M , Specification for Self-Adhesive Glass Fiber Fabric Reinforced Polymer…, ASTM Committee D08 Next Meeting:, Dec. 6-8, December Committee Week, New Orleans, La., Technical Contact:, Husnu Kalkanoglu, CertainTeed Corp., Blue Bell, Pa., Phone: 215-274-2345; husnu.m.kalkanoglu@saint-gobain.com, ASTM Staff Contact:, Joseph Hugo, Phone: 610-832-9740; jhugo@astm.org, ASTM PR Contact:, Barbara Schindler, Phone: 610-832-9603; bschindl@astm.org Release #8683/Sept2010
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The abrasiveness of rock plays a crucial role in the performance of any mechanical excavation machines because overall costs are affected by the rate of cutting tool replacement and/or repair and machine downtime. The need for a standard that assists the civil and mining industries in quantifying rock abrasiveness properly and uniformly has been answered by a new ASTM International standard.…