As being the h2o rises while in the bordering spot, sensors result in the partitions to close and water tanks to fill along the barrier. This water body weight results in the partitions to force firmly down on their foundation, keeping floodwaters from breaching the gates. three. Aquobex flood guard https://holdt-herman-2.thoughtlanes.net/6-finest-tweets-of-all-time-about-doors-to-prevent-flooding