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ASTM Committee D18 on Soil and Rock is developing a proposed new standard, WK21484 , Practice for Nuclear Gauge Calibration. The proposed standard is under the jurisdiction of Subcommittee D18.08 on Special and Construction Control Tests. Dan Pratt, senior nuclear project physicist, Troxler Electronic Laboratories Inc., and D18 member, says that two motivating factors are guiding the development…
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A proposed new practice being developed by ASTM Subcommittee D18.21 on Ground Water and Vadose Zone Investigations will cover techniques for actively collecting soil gas samples from the vadose zone beneath buildings. WK18835 , Practice for Active Soil Gas Sampling in the Vadose Zone for Vapor Intrusion Evaluations, is under the jurisdiction of ASTM International Committee D18 on Soil and Rock.…
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An innovative system that can be used to test and compare sediment control products has been approved as a new ASTM International standard by Committee D18 on Soil and Rock. The standard, D 7351 , Test Method for Determination of Sediment Retention Device Effectiveness in Sheet Flow Applications, is under the jurisdiction of Subcommittee D18.25 on Erosion and Sediment Control Technology. Even…
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A new ASTM standard, D 7401, Test Methods for Laboratory Determination of Rock Anchor Capacities by Pull and Drop Tests, is the result of requests to standardize a test to determine dynamic rock anchor capacity that is used internationally in the mining industry. The new test method was developed by Subcommittee D18.12 on Rock Mechanics, part of ASTM International Committee D18 on Soil and Rock.…
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A proposed new ASTM International standard will fill a need for a reliable method for measuring beryllium at various levels in soil samples that does not require the use of aggressive digestion methods involving strong acids. The proposed standard, WK17600 , Test Method for Determination of Beryllium in Soil, Rock, Sediment and Fly Ash Using Field-Based Extraction and Fluorescence Detection, is…
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A new standard recently approved by ASTM International Committee D18 on Soil and Rock is the result of requests from the Indiana Department of Transportation and the U.S. Bureau of Reclamation for an effective test method to cover the determination of the maximum dry unit weight and water content range for effective compaction of granular soils. D 7382 , Test Methods for Determination of Maximum…
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A new ASTM International standard, D 7367 , Test Method for Determining Water Holding Capacity of Fiber Mulches for Hydraulic Planting, will provide a means of evaluating water holding capacity in fiber mulches. The standard has been developed by Subcommittee D18.25 on Erosion and Sediment Control Technology, part of ASTM International Committee D18 on Soil and Rock. According to Becky Gauthier…
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A new ASTM International standard, D 7322 , Test Method for Determination of Rolled Erosion Control Product (RECP) Ability to Encourage Seed Germination and Plant Growth Under Bench-Scale Conditions, covers guidelines, requirements and procedures for evaluating the effect of RECPs on seed germination and vegetation enhancement. The standard was developed by Subcommittee D18.25 on Erosion and…
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A pair of new ASTM International standards developed by ASTM International Committee F26 on Food Service Equipment will be used to replace U.S. Department of Defense military standards. Subcommittee F26.04 on Mechanical Preparation Equipment developed the standards, F 2645 , Specification for Bun Slicing Machines, and F 2646 , Specification for Bread Slicing Machines. According to Richard…
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The heating performance and energy consumption of commercial radiant patio heaters is the subject of a new ASTM International standard. F 2644 , Test Method for Performance of Commercial Patio Heaters, was developed by Subcommittee F26.06 on Energy and Productivity Protocols, which is part of ASTM International Committee F26 on Food Service Equipment. The new standard was originally developed…