Thor Civils Ltd have vast knowledge and experience in providing Timber Headings within the tunnelling industry.Timber Headings are a traditional and versatile method of manual tunnel construction where hard timbers are used to create ground support after a tunnel has been excavated. Timber Headings are regularly used when there are a number of active utility services obstructing the path of a new tunnel. Timber Headings are also a cost effective solution for short sections of tunnelling and can be installed in varying ground conditions.