| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a rainwater drainage control system which can be simply and inexpensively constructed, and which can suppress the occurrence of a flood during the fall of a large amount of rain exceeding a predetermined amount of rain. Ž<P>SOLUTION: In this rainwater drainage control system 1, fallen rainwater is stored in a water storage tank 3 during the fall of the large amount of rain exceeding the predetermined amount of rain, and discharged without being stored in a rainfall except the fall of the large amount of rain. The rainwater drainage control system 1 comprises: water collecting equipment 2 for collecting the fallen rainwater; a water supply line 4 for guiding the fallen rainwater to the water storage tank 3 from the water collecting equipment 2; a discharge channel 6 for guiding the fallen rainwater to drainage facilities 5 from the water collecting equipment 2; and a diversion control device 7 which switches connection between the water collecting equipment 2 and the water supply line 4 or the discharge channel 6 in the fall of the large amount of rain and the rainfall except the fall of the large amount of rain. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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