ASTM WK20549(What is a Work Item? / How to Input to a Work Item)Work Item: ASTM WK20549 - Revision of D5506 - 98(2003) Standard Practice for Organizations Engaged in the Certification of Personnel Testing and Inspecting Bituminous Paving MaterialsActive Standard: D5506 - 08 Developed by Subcommittee: D04.95 | Committee D04 Home | Contact Staff Manager
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