Alpine Tunnel
Abandoned tunnel under the Continental Divide on the Denver, South Park & Pacific Railroad, southwest of St. Elmo
Abandoned and partially caved-in
Built 1880-82 by the Denver, South Park & Pacific Railroad; collapsed and abandoned in 1910

Arkansas River CO 291 Bridge
Pony truss bridge over Arkansas River on CO 291 north of Salida
Open to two-lane traffic on a state highway
Built or reconstructed in 1959

Arkansas River CR 166 Bridge
Pony truss bridge over Arkansas River on CR 166 northwest of Salida
Open to traffic
Built 1989

Arkansas River CR 175 Bridge
Pony truss bridge over Arkansas River on Spiral Drive (CR 175) north of Salida
Open to two-lane traffic on a paved road
Built 1994

Arkansas River CR 371 Bridge
Pony truss bridge over Arkansas River on CR 371 between Buena Vista and Granite
Open to two-lane traffic on a gravel road
Built in 1998, replacing a concrete bridge built in 1965

Arkansas River Midland Railroad Bridge
Lost railroad bridge over Arkansas River just off US 24 near Clear Creek Reservoir
Structure removed except for stone piers

Baldwin Creek Bridge
Small wooden bridge with stone pier on CR 162 over Baldwin Creek east of St. Elmo
Open to traffic
Built 1950. The stone pier might be from an earlier railroad bridge.

Big Sandy Draw Bridge
Pony truss bridge over Big Sandy Draw on US 24 east of Johnson Corner
Open to traffic
Built 1938

Big Sandy Draw CR 302 Bridge
Tee beam bridge over Big Sandy Draw on CR 302
Open to traffic
Built 1922

Brown's Canyon Bridge
Two-span concrete deck girder bridge over Arkansas River on CR 191 at Stone Bridge Access Park
Open to traffic, but road only goes to private land
Built 1908

Chalk Creek CR 292 Bridge
Pony truss bridge over Chalk Creek on CR 292 just north of CR 371, near Lake Alpine
Open to two-lane traffic
Built 1989

Four Mile Bridge
Lost bedstead truss bridge over Arkansas River on CR 371 north of Buena Vista
Replaced by modern bridge
Built 1909 by the Pueblo Bridge Co.; replaced 1987

Granite Bridge
Pony truss bridge over Arkansas River at Granite on CR 397 just off US 24
Open to traffic with a 15 ton weight limit
Built 1911

Hop Gulch Trestle
Lost railroad trestle over Hop Gulch just northeast of Buena Vista
Structure removed except for stone piers and a few scattered wooden beams
Built 1887 by the Colorado Midland Railroad

Hortense Bridge
Lost Queenpost pony truss bridge over Chalk Creek on CR 162 near Mt. Princeton Hot Springs
Replaced by a new bridge
Built 1880 by the Denver, South Park & Pacific Railroad; converted to vehicular use ca. 1926; replaced 1990

Johnson Village Bridge
Deck truss over Arkansas River on US 24 at Johnson Village
Open to traffic
Built 1937

Midland Tunnel No. 1
First of four tunnels on CR 371 north of Buena Vista
Open to one-lane traffic
Built 1887 by the Colorado Midland Railroad

Midland Tunnel No. 2
Second of four tunnels on CR 371 north of Buena Vista
Open to one-lane traffic
Built 1887 by the Colorado Midland Railroad

Midland Tunnel No. 3
Third of four tunnels on CR 371 north of Buena Vista
Open to one-lane traffic
Built 1887 by the Colorado Midland Railroad

Midland Tunnel No. 4
Fourth of four tunnels on CR 371 north of Buena Vista
Open to one-lane traffic
Built 1887 by the Colorado Midland Railroad

Poncha Springs Bridge
Pony truss bridge over South Arkansas River on US 285 at Poncha Springs
Open to traffic
Built 1938

Railroad Bridge Access Bridge
Through truss railroad bridge over the Arkansas River at Railroad Bridge Access Park
The bridge and Union Pacific railroad line are currently inactive
Built 1919 by the Virginia Bridge & Iron Co.

Romley Bridge
Closed deck truss bridge over Pomeray Gulch (Chrysolite Creek) on FR 295 southwest of St. Elmo
Open to pedestrians only
Built 1881 by the Denver, South Park, and Pacific Railroad

Salida F Street Bridge
Two-span concrete arch bridge over Arkansas River on F Street in Salida
Open to two-lane traffic on a dead-end city street
Built 1907-08 by the Pueblo Bridge Co.

South Arkansas River CR 105 Bridge
Concrete tee beam bridge over South Arkansas River on CR 105
Open to traffic
Built 1945

St. Elmo Bridge
Wooden deck bridge over Chalk Creek on CR 267 at St. Elmo
Open to one-lane traffic
Built 1953

Trout Creek Branch CR 302 Bridge
Tee beam bridge over a branch of Trout Creek on CR 302
Open to traffic
Built 1922

Unnamed Creek CR 105 Bridge
Tee beam bridge over a minor branch of Arkansas River on CR 105
Open to traffic
Built 1945

Ute Creek Bridge
Stringer bridge over Ute Creek on CR 153
Open to traffic
Built 1925