Method for constructing a tunnel course, and structural element for use by the method
(10) US 2015/0125215 Al
(22) Jun.21,2012
(43) May 7, 2015
(73) Stabinor AS, Lier (NO)
(57) A method and a structural element for the construction of a directionally flexible and watertight tunnel lining (1) or tunnel course (1), the method using pre-fabricated elements of concrete or sandwich structure (3, 4, 5; 73;73‘). Interspace between such elements and extending transversely of the direction of the tunnel course or tunnel lining receives an interspace cast (14) using an outer flexible formwork (2) in the form of skirts (2 ‚,2“) attached to the outside of the elements (3. 4, 5; 73, 73‘). and...