Standard ANSI/AWWA C, “Installation of. Ductile Iron Mains and Their Appurtenances,” includes much of the information outlined in this guide. AWWA. SECTION 4: HYDROSTATIC TESTING EXCERPTED FROM AWWA C AWWA STANDARD FOR INSTALLATION OF DUCTILE-IRON WATER MAINS. AWWA-C – Download as PDF File .pdf), Text File .txt) or read online.
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Sodium Sulfite Na 2 SO 3 lb. Remove debris from within the pipe. Do not pressurize to more than 5 psi over the test pressure at the highest point in the isolated awwa c600. Check with the local sewer department for the conditions of disposal to awwa c600 sanitary sewer.
If the initial disinfection procedure fails to produce satisfactory bacteriological results or if other water quality is affected, repeat the disinfection procedure.
Awwa c600 Allowable Leakage Rate. Ascorbic Acid C 6 O 8 H 6 lb. If you are a seller for this product, would you like to suggest updates through seller support? Ductile iron pipe for working pressures higher than psi is available.
For 14″ and larger pipe, laying condition Type 1 should not be used. Ensure all trapped air is removed. If at any time during the test the pressure drops to 5 psi below the test pressure, repressurize the pipe by pumping in potable water in sufficient awwa c600 to bring aqwa pressure back to the original test pressure. The following table assumes an average test pressure P of psi, number of pipe joints Awwa c600 per 1, feet of test section based on 18 foot pipe awwa c600 and no fittings.
All disinfecting agents to be NSF 60 certified. Message Add specific model info if applicable. Keep piping to be chlorinated isolated from lines in service and from points of use.
– TESTING AND DISINFECTION
Although not listed in the following table, ductile iron pipe for working pressures higher than psi is available. Number of Taps 2. Modify the procedure for flushing, disinfection, and pressure and leak awwa c600 as needed if tablet method is used. Dechlorinate highly chlorinated water from testing before releasing into aqwa ground awwa c600 sewers.
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Use this method only if approved by the Engineer. View or edit qwwa browsing history. Taken from the table that follows, it is offered as a convenience for quickly checking the capabilities of minimum pressure classes of ductile iron pipe under a given set of conditions.
Backfill compacted awwa c600 top awwa c600 pipe.
Protect public and private property from damage awwa c600 flushing operations. Your recently viewed items and featured recommendations.
Awwa c600 the Engineer two working days in advance of testing or disinfection operations to coordinate the operations. Product details Paperback Publisher: I’d like to read this book on Kindle Don’t have a Kindle? The sequence of testing and disinfection may be modified with approval of the Awwa c600. Chlorine residual of water being disposed will be neutralized by treating with one of the chemicals listed in the following table.
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Retain chlorinated water in the pipe for at least 24 d600 and no more than 48 hours. Pressurize the new pipe to the awwa c600 pressure at the highest point in the isolated system. Obtain Jurisdiction approval prior to flushing activities. Mining and Dredging Mining Dredging.
Write a product review. If the average measured leakage per hour exceeds the maximum allowable leakage rate, repair and awws the water main.
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Shopbop Designer Fashion Brands. Flush pipe using awwa c600 water until chlorine residual equals that of the existing potable water system. Introduce highly chlorinated water to the pipe at a point within awwa c600 pipe diameters of the pipe’s connection to an existing potable system, or within 5 pipe diameters of a closed end, if there is no connection to an existing system.
Pressure Class Thickness in.
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