| 摘要 |
A novel device for the control of flooding from drainage system overflow and a method of use are disclosed. The device is useful for limiting overflow from drainage structures, such as a sump well or sewer drain. The device includes at least one container segment that defines an enclosure for retaining excess flood water. The device also includes a cover and means for removably mounting the cover on the top of the container segment. Transition means are also provided to sealingly connect the container segment with an element below the container segment. In accordance with a method aspect of this invention, a flood control installation is made by attaching the device to an apron defining the opening about the well.
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