On-line Survey of Prevailing Wages

Disinfect new or contaminated water systems, including any potable water systems and storage facilities, by means of chlorination to insure that water quality meets existing standards; set up temporary portable chlorination equipment; determine flushing rate of water, injection rate of chlorine solution, water usage and sampling points for water bacteriological analysis; set up and operate pump with three to six horsepower engine or automatic chlorination equipment; install and remove temporary injection points to chlorination equipment; install and remove temporary risers and hoses for water discharge at flushing points; dispose water at flushing points to drainage outlets; clean hoses and chlorination equipment; and open and close valves within water system.
Tools: Assorted pipe and adjustable wrenches.