Work Begins on 1 ANSI/AWWA Standards Revision, C560-XX January 12, 2015Standard Notices The AWWA Standards Program is beginning work on a standard revision. C560-XX, Cast Iron Slide Gates Email questions to Dawn Flancher or call 303.347.6195. Publication of this information constitutes public notice of work initiated in conformance with the AWWA Standards Program Operating Procedures and the requirements of the American National Standards Institute. For more information contact The ETS Support Group, or fax questions to 303.795.7603.