Work Begins on Revisions of 38 ANSI/AWWA Standards July 10, 2019Standard Notices The AWWA Standards Program announces work to begin on revisions of the ANSI/AWWA standards listed below. Most of these standards were approved and published in 2018. This notice is to announce the intent to have the responsible AWWA Standards Committees begin the revision process in order to complete the revised editions within the five-year revision cycle set by the AWWA Standards Council and the American National Standards Institute. This public notice affords interest parties the opportunity to provide comments for consideration or to otherwise become involved in the revision process. The list of standards designations, titles and staff liaisons appear below. For more information of the process, please contact the staff liaison assigned to the standard of interest. Click on the link to email that liaison. Staff liaisons are: • Paul Olson, Sr. Manager of Standards • Nathan Edman • Frank Kurtz • Tim McCandless • Emily Meek • Stephanie Passarelli • Liz Ralph Work will begin on the following Standards: Std. # Title Staff Engineer B130-XX Membrane Bioreactor Systems McCandless B201-XX Soda Ash Edman B301-XX Liquid Chlorine Edman B303-XX Sodium Chlorite Edman B304-XX Liquid Oxygen for Ozone Generation for Water, Wastewater, and Reclaimed Water Systems Ralph B402-XX Ferrous Sulfate Edman B407-XX Liquid Ferric Chloride Edman B408-XX Liquid Polyaluminum Chloride Edman B504-XX Monosodium Phosphate, Anhydrous and Liquid Edman B505-XX Disodium Phosphate, Anhydrous Edman B506-XX Zinc Orthophosphate Edman B510-XX Carbon Dioxide Edman B604-XX Granular Activated Carbon McCandless B605-XX Reactivation of Granular Activated Carbon McCandless B701-XX Sodium Fluoride Edman B702-XX Sodium Fluorosilicate Edman C105/A21.5-XX Polyethylene Encasement for Ductile-Iron Pipe Systems Passarelli C205-XX Cement-Mortar Protective Lining and Coating for Steel Water Pipe - 4 In. (100 mm) and Larger - Shop Applied Ralph C207-XX Steel Pipe Flanges for Waterworks Service, Sizes 4 In. Through 144 In. (100 mm Through 3,600 mm) Ralph C221-XX Fabricated Steel Mechanical Slip-Type Expansion Joints Ralph C222-XX Polyurethane Coatings and Linings for Steel Water Pipe and Fittings Ralph C305-XX CFRP Renewal and Strengthening of Prestressed Concrete Cylinder Pipe (PCCP) Kurtz C502-XX Dry-Barrel Fire Hydrants Meek C503-XX Wet-Barrel Fire Hydrants Meek C507-XX Ball Valves, 6 In. Through 60 In. (150 mm Through 1,500 mm) McCandless C518-XX Double-Disc Swing-Check Valves for Waterworks Service, 2-in. Through 48-in. (50-mm Through 1,200 mm) Meek C519-XX High-Performance Waterworks Butterfly Valves - 3 In. (75 mm) Through 60 In. (1,500 mm) McCandless C521-XX Plastic Ball Valves McCandless C621-XX Internal Pipe Joint Seal Assemblies for Water Service Meek C655-XX Field Dechlorination Meek C715-XX Cold-Water Meters - Electromagnetic and Ultrasonic Type, and Revenue Applications Kurtz D110-XX Wire- and Strand-Wound, Circular, Prestressed Concrete Water Tanks Kurtz D115-XX Tendon-Prestressed Concrete Water Tanks Kurtz E200-XX Progressive Cavity Chemical Metering Pumps McCandless F120-XX Ozone Systems for Water Ralph G400-XX Utility Management System Passarelli G410-XX Business Practices for Operation and Management Passarelli G485-XX Direct Potable Reuse Program Operation and Management Passarelli