. . "575.1576" . "LaSalle Street Tunnel" . . . . "tunnel under the Chicago River along LaSalle Street" . . . . . "LaSalle Street Tunnel" . . "4.572" . "Van Buren Street Tunnel" . . . "LaSalle St. tunnel" . . . . . . . "3" . . "9.144" . "1939" . "Closed and covered" .