Patent ID: 7690865

Claim:
A flood prevention device, comprising: at least one barrier wall adapted to protect a building from floods, the barrier wall having; a base sand tube forming a foundation for the wall, the sand tube being adapted to be filled with sand; at least one gill tube attached to the sand tube, the at least one gill tube being adapted to permit flood water flow to fill the at least one gill tube, the at least one gill tube defining an effective barrier wall height; a hanging tube attached to the at least one gill tube; a locking rail disposed on distal ends of the sand tube and the at least one gill tube; a locking corner rail for forming a corner of an overall barrier, the locking rail connecting the locking corner rail to the at least one barrier wall; and at least one mooring system attached to the at least one barrier wall for stowing and rapidly deploying the overall barrier in the event of a flood.