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Since the late 1970s, precast box sections have become an important component in the construction of culverts, storm drains and sewers, but there has not been a comprehensive standard for the installation of such sections. A new ASTM International standard fills this gap. ASTM C1675, Practice for Installation of Precast Reinforced Concrete Monolithic Box Sections for Culverts, Storm Drains and…, Technical Contact:, Roman Selig, Hamilton Kent LLC, Birmingham, Ala., Phone: 205-910-0690; roman.selig@hamiltonkent.com, ASTM Staff Contact:, Diane Trinsey, Phone: 610-832-9661; dtrinsey@astm.org, ASTM PR Contact:, Barbara Schindler, Phone: 610-832-9603; bschindl@astm.org R elease #9243
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Load and resistance factor design methodology developed by the American Association of State Highway and Transportation Officials plays a key role in a proposed ASTM standard on the design of culverts and storm drains. ASTM WK38166 , Specification for Manufacture of Precast Reinforced Concrete Three-Sided Structures for Culverts and Storm Drains Designed According to AASHTO LRFD, is being…, Technical Contact:, Balaram K. Singh, P.E., Michigan Department of Transportation, Lansing, Mich., Phone: 517-335-2174; singhb@michigan.gov, ASTM Staff Contact:, Diane Trinsey, Phone: 610-832-9661; dtrinsey@astm.org, ASTM PR Contact, : Barbara Schindler, Phone: 610-832-9603; bschindl@astm.org R elease #9311
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ASTM International Committee C13 on Concrete Pipe has approved a new standard that covers flexible joints for concrete box sections using rubber gaskets for leak resistant joints. Subcommittee C13.08 on Joints for Precast Concrete Structures developed ASTM C1677 , Specification for Joints for Concrete Box, Using Rubber Gaskets. “This specification will provide a uniform minimum level of…
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As a means of ensuring the safety of electrical wiring systems in airplanes, ASTM International Committee F39 on Normal and Utility Category Airplane Electrical Wiring Systems has recently approved F2639 , Practice for Design, Alteration and Certification of Airplane Electrical Wiring Systems, a standard developed by Subcommittee F39.01 on Design, Alteration and Certification. According to…
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A new ASTM International standard, F 2490 , Guide for Aircraft Electrical Load and Power Source Capacity Analysis, has been accepted by the Federal Aviation Administration (FAA) as a means of compliance with 14 CFR 23.1351(a) (2), Electrical System Capacity for Part 23 (and Predecessor) Aircraft. Guide F 2490 was developed by Subcommittee F39.01 on Design, Alteration, and Certification, which is…
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ASTM International Committee F39 on Normal and Utility Category Airplane Electrical Wiring Systems has approved its first standard, F 2490, Guide for Aircraft Electrical Load and Power Source Capacity Analysis. The new guide covers how to prepare an electrical load analysis to meet Federal Aviation Administration requirements. "This standard is a model for a consistent method of determining the…