Busk-Ivanhoe Tunnel[Map] Tunnel Closed Built 1891; Converted to highway use 1922; Closed to traffic 1943; Collapsed 1945
Maroon Creek Bridge[Map · Street View] Trestle over Maroon Creek on CO 82 at Aspen Bypassed by a replacement bridge and left in place for pedstrian use. Built 1888; converted to vehicular use ca. 1929. Bypassed in 2005.
Stein Bridge[Map] Pratt through truss bridge over Roaring Fork River on Trail to the Rio Grande Trail and AABC Open to pedestrians only Built over Roaring Fork River in Basalt in 1890; moved here in 1973; Repaired 2015.