Trenchless Solutions Ltd were approached by United Utilities at an early stage in this project, TSL were asked to put forward a Trenchless Technique for the installation of DN450 Naylor clay drainage pipe. the new pipe would be underneath existing services and in ground conditions not suitable for open cut methods. After following up the initial enquiry with a site visit, it was decided a guided auger bore would be the suitable no-dig technique. The work was completed within the agreed timescale and budget.