ASSEMBLED WALE BEAM AND CONSTRUCTION METHOD OF UNDERGROUND STRUCTURE USING THE SAME

摘要

PURPOSE: An assembled wale beam and a construction method of an underground structure using the same are provided to minimize execution cost and secure the continuity of a retaining wall. CONSTITUTION: An assembled wale beam comprises a perforated beam(410), a sleeve(420). The perforated beam is formed by connecting two folded plates(410a,410b). The folded plates are curved cut to be an C-shaped and have lip(411) in the both ends. The sleeve is combined with a web(413).