Tunnel segment cross gasket

摘要

A tunnel segment radial cross gasket includes a base side or face and a top side or face. A plurality of longitudinally extending spaced parallel grooves are disposed on the base side. One or more longitudinally oriented bores, which are spaced from each other, extend through the gasket. The top face of the gasket includes first and second sections, with the second section being tapered or angled in relation to the first section.

主权项

1. A tunnel segment cross gasket comprising:
a gasket body including a bottom face configured to be positioned against a surface of an associated tunnel segment, a top face located opposite the bottom face and including a tapered portion and a sealing portion, the sealing portion being adapted for sealing against an adjacent surface, a left face extending between the bottom face and the top face, and a right face extending between the bottom face and the top face; wherein the gasket includes a plurality of spaced grooves opening to the bottom face; wherein a plurality of bores extend through the gasket body, at least two of the plurality of bores having different cross-sectional shapes or sizes, and at least one of the plurality of bores being located entirely between the tapered portion of the top face and the bottom face; and wherein the top face includes a portion thereof that is oriented parallel with the bottom face when the gasket is in an uncompressed state, and a portion thereof that is angled with respect to the bottom face when the gasket is in the uncompressed state such that the left face is larger than the right face.