Apishapa Arch
Stone arch tunnel through a rock dike on FR 415 just east of Cordova Pass
Open to traffic
Built 1933-34 by the Civilian Conservation Corps

Burro Canyon Bridge
Three-span stone arch bridge over Burro Canyon on CO 12
Open to traffic
Built 1936 by the Works Progress Administration

Christian Canyon CR 121.0 Bridge
Pony truss bridge over Christian Canyon Creek on CR 121.0
Open to traffic
Built ca. 1920; rehabilitated 1950

Dry Creek CR 105.5 Bridge
Pony truss bridge over Dry Creek on CR 105.5
Open to traffic
Built ca. 1930

Elson Bridge
Lost through truss bridge over Purgatoire River on CR 36.0
Replaced by modern bridge
Built 1905 by the Pueblo Bridge Co.; replaced 1994

Furness Arroyo CR 91.0 Bridge
Arch bridge over Furness Arroyo on CR 91.0
Open to traffic
Built ca. 1920

Leitensdorfer Arroyo CR 75.1 Bridge
Arch bridge over Leitensdorfer Arroyo on CR 75.1
Open to traffic
Built 1935; rehabilitated 2001

Model Ditch Bridge
Concrete girder bridge over Model Ditch on CR 79.0
Open to traffic
Built 1945

Purgatoire Canyon Bridge
Two-span through truss bridge over Purgatoire River on CR 143.0
Closed to all traffic
Built 1929; rehabilitated 1960

Purgatoire River CO 12 Bridge
Arch bridge over Purgatoire River on CO 12
Open to traffic
Built 1925

Purgatoire River US 350 Bridge
Pony truss bridge over Purgatoire River on US 350
Open to two-lane traffic on a major state highway
Built 1937

Reilly Canyon CR 57.7 Bridge
Pony truss bridge over Reilly Canyon Creek on CR 57.7 in Cokedale
Open to traffic
Built 1926; rehabilitated 1960

Road Canyon Bridge
Closed-spandrel arch bridge over Road Canyon Creek on CR 40.2
Open to traffic
Built 1912

San Isidro Creek CR 22.0 Bridge
Pony truss bridge over San Isidro Creek on CR 22.0
Open to traffic
Built 1967

Thompson Creek CR 105.5 Bridge
Pony truss bridge over Thompson Creek on CR 105.5
Open to traffic
Built ca. 1930

Timpas Creek CR 121.0 Bridge
Pony truss bridge over Timpas Creek on CR 121.0
Open to traffic
Built ca. 1920

Trementina Creek Bridge
Stone arch bridge over Trementina Creek on CR 131.0
Open to traffic
Built 1936

Trinchera Creek CR 4.4 Bridge
Pony truss bridge over Trinchera Creek on CR 4.4
Open to traffic
Built ca. 1950

Zaracillo Canyon Bridge
Concrete bridge with stone piers over Zaracillo Canyon on CO 12
Open to traffic
Built 1936