METHODS AND APPARATUS FOR INSTALLING TUNNEL LINERS

摘要

A tunnel lining apparatus and method for installing tunnel liner segments behind a tunnel boring machine having a trailing tail shield is provided in which tunnel liner segments are delivered on a haulage car to a transfer point and transferred to a mobile rail which moves forward into the tunnel as the tunnel boring machine advances and delivers liner segments to a support erector machine within the tail shield which support erector machine pulls the segments into place to form an annular ring and then pushes the completed ring into position as a part of the completed liner after which grout is pumped behind the completed ring.