The present invention relates to a foldable barrier structure comprising a compartment bounded by a pair of opposed side walls and a pair of opposed end walls, at least one pair of opposed side or end walls being formed from a flexible, foldable material incorporating a stiffening element and a means for receiving a hinge member which permits folding of a central region of each opposed side or end wall of the at least one pair of side or end walls.

Also provided is a multi-compartmental foldable barrier structure comprising a multiplicity of such compartments connected, affixed or adhered to one another end to end, as well as a flood defence barrier comprising a first multi-compartmental foldable barrier structure provided with a continuous length of water impermeable material extending across the individual structures along at least one side of the barrier; a second multi-compartmental foldable barrier structure provided with a continuous length of water impermeable material extending across the individual structures along at least one side of the barrier; and fastening means for fastening the first multi-compartmental foldable barrier structure to the second multi-compartmental foldable barrier structure.

The present invention relates to a foldable barrier structure comprising a compartment bounded by a pair of opposed side walls and a pair of opposed end walls, at least one pair of opposed side or end walls being formed from a flexible, foldable material incorporating a stiffening element and a means for receiving a hinge member which permits folding of a central region of each opposed side or end wall of the at least one pair of side or end walls.

Also provided is a multi-compartmental foldable barrier structure comprising a multiplicity of such compartments connected, affixed or adhered to one another end to end, as well as a flood defence barrier comprising a first multi-compartmental foldable barrier structure provided with a continuous length of water impermeable material extending across the individual structures along at least one side of the barrier; a second multi-compartmental foldable barrier structure provided with a continuous length of water impermeable material extending across the individual structures along at least one side of the barrier; and fastening means for fastening the first multi-compartmental foldable barrier structure to the second multi-compartmental foldable barrier structure.

A construction management system includes: a current topography data acquisition unit configured to acquire current topography data indicating a current topography of a construction site; a design topography data acquisition unit configured to acquire design topography data indicating a design topography of the construction site; a construction plan data calculation unit configured to calculate construction plan data including earth cutting plan data and earth banking plan data by collating the current topography data with the design topography data; and a construction plan data output unit configured to output the construction plan data to an output device. The construction plan data output unit causes an output device to output at least two of the design topography data, the cutting plan data, and the banking plan data in parallel.

A construction management system includes: a current topography data acquisition unit configured to acquire current topography data indicating a current topography of a construction site; a design topography data acquisition unit configured to acquire design topography data indicating a design topography of the construction site; a construction plan data calculation unit configured to calculate construction plan data including earth cutting plan data and earth banking plan data by collating the current topography data with the design topography data; and a construction plan data output unit configured to output the construction plan data to an output device. The construction plan data output unit causes an output device to output at least two of the design topography data, the cutting plan data, and the banking plan data in parallel.

The present invention provides a flood defense barrier comprising a first plurality of individual compartments connected by a first, non-releasable fastening means, wherein the plurality of individual compartments comprises at least one second, releasable, fastening means effective for releasably fastening the first plurality of individual compartments to a second plurality of individual compartments. Also provided is a flood defense barrier comprising a first plurality of individual compartments connected together and provided with a continuous length of water impermeable material extending across the individual compartments along at least one side of the barrier, a second plurality of individual compartments connected together and provided with a continuous length of water impermeable material extending across the individual compartments along at least one side of the barrier, and fastening means for fastening the first plurality of individual compartments to the second plurality of individual compartments, as well as methods of deploying said flood defense barrier and uses thereof.

The present invention provides a flood defense barrier comprising a first plurality of individual compartments connected by a first, non-releasable fastening means, wherein the plurality of individual compartments comprises at least one second, releasable, fastening means effective for releasably fastening the first plurality of individual compartments to a second plurality of individual compartments. Also provided is a flood defense barrier comprising a first plurality of individual compartments connected together and provided with a continuous length of water impermeable material extending across the individual compartments along at least one side of the barrier, a second plurality of individual compartments connected together and provided with a continuous length of water impermeable material extending across the individual compartments along at least one side of the barrier, and fastening means for fastening the first plurality of individual compartments to the second plurality of individual compartments, as well as methods of deploying said flood defense barrier and uses thereof.

A bund system for the retention of solid or liquid or pourable waste material; bunds of the bund system comprising retaining structures; the retaining structures including at least one vertical structural element relative a base; the base covering a portion of a ground surface; the bunds maintained in a selected position on the ground surface by interaction of the retaining elements with a mass of compacted material. Also disclosed is a method of forming a waste retention area by enclosing the waste retention area by bunds; the bunds comprising at least one substantially vertical retaining structure relative a base extending over a portion of a ground surface; the method including the steps of; positioning retaining structures on the ground surface to form an enclosed area; horizontal base panels of the retaining structures facing inwards to the enclosed area, welding overlap portions of sealing elements at adjacent vertical and horizontal joints between adjoining retaining structures, placing an impervious liner over the ground surface of the enclosed area, welding edges of the impervious liner to edges of sealing elements at inward edges of the horizontal base panels.

A bund system for the retention of solid or liquid or pourable waste material; bunds of the bund system comprising retaining structures; the retaining structures including at least one vertical structural element relative a base; the base covering a portion of a ground surface; the bunds maintained in a selected position on the ground surface by interaction of the retaining elements with a mass of compacted material. Also disclosed is a method of forming a waste retention area by enclosing the waste retention area by bunds; the bunds comprising at least one substantially vertical retaining structure relative a base extending over a portion of a ground surface; the method including the steps of; positioning retaining structures on the ground surface to form an enclosed area; horizontal base panels of the retaining structures facing inwards to the enclosed area, welding overlap portions of sealing elements at adjacent vertical and horizontal joints between adjoining retaining structures, placing an impervious liner over the ground surface of the enclosed area, welding edges of the impervious liner to edges of sealing elements at inward edges of the horizontal base panels.

The present invention relates to a foldable barrier structure comprising a compartment bounded by a pair of opposed side walls and a pair of opposed end walls, at least one pair of opposed side or end walls being formed from a flexible, foldable material incorporating a stiffening element and a means for receiving a hinge member which permits folding of a central region of each opposed side or end wall of the at least one pair of side or end walls. Also provided is a multi-compartmental foldable barrier structure comprising a multiplicity of such compartments connected, affixed or adhered to one another end to end, as well as a flood defense barrier comprising a first multi-compartmental foldable barrier structure provided with a continuous length of water impermeable material extending across the individual structures along at least one side of the barrier; a second multi-compartmental foldable barrier structure provided with a continuous length of water impermeable material extending across the individual structures along at least one side of the barrier; and fastening means for fastening the first multi-compartmental foldable barrier structure to the second multi-compartmental foldable barrier structure.

The present invention relates to a foldable barrier structure comprising a compartment bounded by a pair of opposed side walls and a pair of opposed end walls, at least one pair of opposed side or end walls being formed from a flexible, foldable material incorporating a stiffening element and a means for receiving a hinge member which permits folding of a central region of each opposed side or end wall of the at least one pair of side or end walls. Also provided is a multi-compartmental foldable barrier structure comprising a multiplicity of such compartments connected, affixed or adhered to one another end to end, as well as a flood defense barrier comprising a first multi-compartmental foldable barrier structure provided with a continuous length of water impermeable material extending across the individual structures along at least one side of the barrier; a second multi-compartmental foldable barrier structure provided with a continuous length of water impermeable material extending across the individual structures along at least one side of the barrier; and fastening means for fastening the first multi-compartmental foldable barrier structure to the second multi-compartmental foldable barrier structure.