"oger" system
A conductor polymer backfill composition and method of use...
A connection element and a sheet pile wall with such a...
A covering for an access aperture, and related assemblies
A device for equalizing relative displacements in level...
A foundation element, methods for the construction of...
A foundation structure
A frame for a manhole cover
A frame for a recess in the ground and manhole assembly
A liner for manhole and a method for lining a manhole
A manhole assembly and related method
A material and method for providing insulation and drainage...
A method and a device for driving an element
A method and structure to alleviate the effect of frost...
A method for half-tunnel construction
A method for levelling and filling of ditches, and a device...
A method for sealing off grounds sites
A method in piling tubular bases, a combined drilling and...
A method of improving hydraulic performance of clay
A method of installing a soil anchor and a soil anchor