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1 03 REFERENCES <br />A. ANSI/AWWA C651 - Standard for Disinfecting Water Mains. <br />1.04 SUBMITTALS <br />A. Test Reports: Indicate results comparative to specified requirements. Submit <br />two (2) copies of test results to Engineer in accordance with Submittal <br />specifications. <br />1.05 QUALITY ASSURANCE <br />A. Perform Work in accordance with ANSI/AWWA C651. <br />1.06 REGULATORY REQUIREMENTS <br />A. Conform to applicable Florida DEP requirements for performing the work of <br />this Section. <br />B . Work shall conform to Indian River County Standards. <br />PART 2 - PRODUCTS <br />2.01 DISINFECTION CHEMICALS <br />A. Chemicals: The disinfecting agent shall be sodium hypochlorite solution <br />ANSI/AWWA B303 or liquid chlorine ANSI/AWWA B301. Dry hypochlorite, <br />similar to "HTH" or equal may also be used as the disinfecting agent. <br />PART 3 - EXECUTION <br />3.01 EXAMINATION <br />A. Verify that piping systems have been cleaned, inspected, and tested. <br />B. Coordinate scheduling of flushing, pressure testing, and disinfection activities <br />with tie-ins, certifications, and sequence of construction. <br />3.02 FLUSHING AND PRESSURE TESTING - PIPING <br />A. The Contractor shall furnish and install suitable temporary testing plugs or caps for <br />the water lines, all necessary pressure pumps, hose, pipe connections, meters, <br />gauges and other similar equipment, and all labor required, all without additional <br />compensation for conducting pressure and leakage tests and flushing of the <br />piping. Flushing and pressure testing shall be conducted in the following order. <br />B. After all piping lines have been installed and before pressure testing, each run of <br />pipe shall be thoroughly flushed so as to remove all debris and foreign matter <br />from the piping and equipment. Clean and flush all piping using potable water. <br />Sufficient flushing water and pigging shall be introduced into the piping to <br />produce a discharge that is clear with no evidence of silt or foreign matter is <br />visible. Contractor to provide means of discharging and disposing of water at <br />Contractor's expense. <br />C. Pressure testing ductile iron piping systems: <br />1. The test pressure for the water piping, irrigation quality water piping, and <br />force main piping systems constructed of ductile iron shall be 150 psi <br />and this pressure shall be maintained for a period of not less than two <br />hours. Tests shall be made between valves and as far as practicable <br />and as approved by the Engineer. Potable water from the distribution <br />system shall be used. Pressure shall not vary more than five (5) psi for <br />01025-39 <br />Technical Specifications <br />F•\Public Works\ENGINEERING DIVISION PROJECTS\1137-Old Dixie Hwy Resurfacing IRF North Relief Canal to 71st <br />St\Admim\Addendums\Technical Specifications ADDENDUM 2 08-01-2014.doc <br />