Box Jacking

Box Jacking or Jack Box Tunnelling as its sometimes called is a trenchless method of construction; it is well established means of engineering culverts or tunnels under road, rail embankments. Box Jacking is a non-intrusive nature that makes it the obvious choice as regards observing sensitive environmental concerns.

The shape and size of these varies each time, making the design stage crucial. HBT can provide the expertise in installing such a custom structure from building bespoke tunnelling shields & anti-drag systems & undertaking settlement design calculation through to installing the client’s custom tunnel.