Home > All By Location regional map > Pittsburgh West > Corliss Tunnel Search pghbridges.com Search WWW Northern portal at West Carson St Main information page Northern portal from West Carson St Northern portal details Interior details: brick walls, coffered concrete ceiling vault, stalagtites; Ceiling profile changes shape about 100 ft from south portal Southern portal from Corliss St Submit info or inquiry - share some facts or ask a question. Introduction -- Nearby Structures Page created: Last modified: 30-Aug-2001 View Larger Map copyright: © Bruce S. Cridlebaugh 1999-2008 All Rights Reserved