Denver, South Park & Pacific Railroad

Reporting mark: DSP&P
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Alpine Tunnel (Gunnison County, Colorado)
Built 1880-82 by the Denver, South Park & Pacific Railroad; collapsed and abandoned in 1910
Abandoned tunnel under the Continental Divide on the Denver, South Park & Pacific Railroad, southwest of St. Elmo
Abandoned and partially caved-in

C&S - Deansbury Bridge (Jefferson County, Colorado)
Built 1922; Removed 1983
Warren through truss bridge over South Platte River on Denver, South Park & Pacific Railroad
Removed

C&S - Deansbury Bridge (Old) (Jefferson County, Colorado)
Lost Pratt through truss bridge over South Platte River on Denver, South Park & Pacific Railroad
Replaced by a new bridge

C&S - Mill Gulch Bridge (Jefferson County, Colorado)
Built 1870; Converted to highway use ca. 1935; Relocated 1985
Pratt through truss bridge over South Platte River on Denver, South Park & Pacific Railroad, rail bed and bridge converted to road use in 1935. Bridge relocated from this location and preserved in Bailey, CO in 1985
Relocated and preserved

Gunnison River Bridge (Gunnison County, Colorado)
Pratt through truss bridge over Gunnison River on Private Road
Open to authorized vehicles only

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

Keystone Bridge (Park County, Colorado)
Built ca. 1870 by the Keystone Bridge Co. for the Denver, South Park and Pacific Railroad in Jefferson County near Kassler. Converted to highway use ca. 1935; relocated 1985.
Wrought-iron through truss bridge over North Fork South Platte River at Bailey
Open to pedestrians only

Ohio Creek Bridge (Gunnison County, Colorado)
Pratt through truss bridge over Ohio Creek on Private Road
Open to authorized vehicles only

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

UP - Arkansas River Bridge (Nathrop) (Chaffee County, Colorado)
Deck truss bridge over Arkansas River on Union Pacific Railroad
Closed to all traffic