Eccentric pipe for constructing an underground pipe ceiling and method for the production of an underground pipe ceiling by using a plurality of such pipes

摘要

This invention relates to a pipe for spanning a room, which pipe (1) comprises an essentially cylindrical outer wall (2) and an essentially cylindrical inner wall (3), the inner wall (3) being excentrically mounted with respect to the outer wall (2). A method for the production of an underground pipe ceiling by using a plurality of such pipes is also disclosed.