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ASTM International Committee D18 on Soil and Rock has developed a new standard that describes procedures for measuring in-place density and moisture of soil and soil-aggregate by the use of nuclear equipment. The new standard, D 6938 , Test Methods for In-Place Density and Water Content of Soil and Soil-Aggregate by Nuclear Methods (Shallow Depth), is under the jurisdiction of Subcommittee D18.08…
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ASTM International Committee D20 on Plastics is currently developing a proposed new standard that will be used for the determination of flammability characteristics of polymeric materials under laboratory conditions. The proposed standard, WK9492 , Test Method for Determining Flammability Characteristics of Plastics and Other Solid Materials Using Microscale Combustion Calorimetry, will be useful…
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Quality control scientists, plant processing engineers and polymer formulation scientists are likely users of a new ASTM International standard, D 7210 , Practice for Extraction of Additives in Polyolefin Plastics. The standard was developed by Subcommittee D20.70 on Analytical Methods, which is under the jurisdiction of Committee D20 on Plastics. Practice D 7210 covers a variety of extraction…
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ASTM Committee ASTM International Committee D18 on Soil and Rock has approved a new ASTM International standard that covers the guidelines, requirements and procedures for evaluating the ability of temporary ditch checks to protect earthen channels from stormwater-induced erosion. The standard, D 7208 , Test Method for Determination of Temporary Ditch Check Performance in Protecting Earthen…
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A new ASTM International publication, STP 1482 , Contaminated Sediments: Evaluation and Remediation Techniques, contains 38 peer-reviewed papers on the latest advances in the fields of environmental science and underwater engineering related to sediments. Topics addressed include characterization, evaluation, mitigation, restoration, and management of contaminated sediments in the fields of…