| 摘要 |
The present invention relates to apparatus, system and method for providing protection from flood water. The apparatus comprises an elongate channel body comprising a base and first and further side walls extending substantially upwardly from the base to define a channel opening between the side walls to receive and transfer surface liquid; a channel dividing member located between the side walls and extending substantially downwardly towards the base to divide an interior of the channel body into a drainage portion for receiving surface liquid and a chamber portion in fluid communication with the drainage portion; and at least one buoyant barrier member located in the chamber portion and moveable between a first position in which the barrier member is substantially located in the chamber portion and a further position in which the barrier member at least partially extends from the chamber portion; wherein the barrier member comprises a first shoulder region located at a first side of the barrier member and a further shoulder region located at a remainder side of the barrier member for respective engagement with first and further spaced apart abutment surfaces disposed in said chamber portion when the barrier member is in the further position. |
