Park County

Bridge # 1077   [Map]
Queenpost pony truss bridge over Platte River on the old Denver South Park and Pacific Railway Line (now a farm road)
Open to traffic, must gain permission because on private property
See following link: http://www.narrowgauge.org/EOC/html/estabrook-bridge.html
Keystone Bridge   [Map]
Wrought-iron through truss bridge over North Fork South Platte River at Bailey
Open to pedestrians only
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.
South Platte River CR 90 Bridge   [Map · Street View]
Concrete bridge over South Platte River on CR 90
Closed to all traffic
Built ca. 1920
South Platte River FR 96 Bridge   [Map]
Pony truss bridge over South Platte River on FR 96
Open to traffic
Built 1923