American Society for Testing and Materials (ASTM). Current edition approved May 1, 2008. Published July 2008. Originally approved in 1986. Last previous edition approved in 2003 as A 862/A 862M - 98(2003). 3 p. This practice covers the post coating of corrugated steel pipe and corrugated structural steel plate with asphalt materials. This practice is intended for shop-applied coating only.