Water supply systems Jurisdiction German Democratic Republic Year 1981 Published in German Original/other title [German] Wasserversorgungsanlagen Source Staatsverlag der DDR, Bereich Standardversand, Postfach 1068, 7010 Leipzig, German Democratic Republic, March 1981. 7p. Serial number TGL 30 461 Descriptors [Primary] German Democratic Republic, public water supply, water and sanitation services, water treatment [Secondary] standard Subject category Industries and occupations Abstract This standard lays down safety requirements for the operation of water treatment and distribution systems. Sections are devoted to: cleaning, visibility, safety signs, prevention of drowning, access to reservoirs and wells, use of harmful substances, piping systems for liquids, installations for chlorine, ammonia and fluorides, noise and electricity. Also covered are safety and fire-prevention procedures: bad weather, operating instructions, permits to work (a model form is given in an appendix), prevention of unintentional water inflow when working in reservoirs, work on pressurised equipment, use of chemicals, checking tank and well atmospheres before entry. List of relevant regulations and standards in force in the German Democratic Republic. CIS No. 83-1745 Database ID 40404