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[Utilities – Water Supply and Drainage Section] 20181201

2018-12-01View Original

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There should generally be no fewer than two main water supply pipes; however, one main pipe can also be used if there are safety reservoirs or other measures to ensure a stable water supply. The number of water supply main pipes and connecting pipes should be determined by calculating based on the requirement that flow can still proceed even if there is a failure in any section of the water supply main. a、Water consumption in case of accidents b、Total designed water consumption c、Maximum hourly water consumption d、70% average hourly water consumption Answer: a. In the event of a failure in any section of the main water supply pipeline, it must be possible to accommodate the emergency water demand. The urban water consumption is 70% of the designed water consumption.

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