Wall segments

Details Wall segments Wall segments

E - Fixed Constructions

21

D

61/64

E21D 11/08 (2006.01)

Patent

CA 1106197

C A N A D A "IMPROVEMENTS IN OR RELATING TO WALL SEGMENTS" ABSTRACT OF THE DISCLOSURE A concrete tunnel lining segment has at each end a pair of projecting hoops with a groove running through them and a slot between them and spaced across the end a single hoop with a groove running through it and slots on either side. The ends of two segments are assembled with a gasket between them and each single hoop on one segment aligned between a pair of hoops on theother segment and with the hoops projecting into the slots of the opposing segment. Tapered pins are driven through the aligned hoops to hold the segment ends in compression together.

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