Press release material
November 30, 2017
Water Works Bureau water supply section
Phone number 045-633-0122
Valve which we installed in water pipe of Kohoku Ward on January 22, 2016 was damaged, and leak of water occurred. About cause of damage of this valve, we installed 2, Tarumachi valve damage cause investigation Exploratory Committee (called "committee" as follows.) and it extended over six times in total by October, 2017 from September, 2016 and pushed forward examination. We report publication to summary and homepage as we gathered as report about damage cause investigation, diagnostication, directionality of correspondence for prevention of recurrence.
In addition, according to the news release of October 30, 2017, construction to change completes damaged valve and the neighboring water pipe and is going to perform work to put back water supply route until March, 2018
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