Distribution Valves:: Selection, Installation, Field Testing and Maintenance, 2e (Awwa Manual) (Manual of Water Supply Practices)

This operations manual provides information on the design, selection, installation, testing, and maintenance of distribution valves used in potable water systems. All commonly used water distribution valves are described and illustrated in detail, including globe, butterfly, plug, ball, cone, gate, and check valves. The manual describes industry-approved practices for transport, inspection, storage, installation, testing, and maintenance of distribution valves and includes sample maintenance record forms, glossary, and bibliography. Updated from the 1996 edtion, this operations manual provides practical information on selecting, installing, field testing, and maintaining distribution valves in potable water systems. It covers the most commonly used values including globe, butterfly, plug, ball, cone, gate and check. Unloading, inspection, storage, installation, testing, maintenance, and record-keeping are described in detail along with the history and theory. This manual will be particularly usefeul for small and medium sized organizations. Content: Front Matter • List of Figures • Preface • Table of Contents 1. History and Design Considerations 2. Types and Selection of Valves 3. Valve Tests, Unloading, Inspection, and Storage 4. Installation 5. Operation and Maintenance 6. Distribution Valves Emergency Response Planning • Bibliography Index