SOP311 Emergency Repair of Water Mains FINAL
Water system maps Field tools for isolating and repairing the pipe section (, pry bar, valve key or valve ... STANDARD OPERATING PROCEDURE 5 One percent chlorine solution in spray bottles One of the following NSF/ANSI 60 certified disinfection chemicals: o Chlorine gas ... in the system (, pipe blowout and loss of pressure prior to ...
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