ISHC Standard Series X
View Exhibit mapStandard design plan for riveted pony trusses on concrete floors without joists with span lengths of 35'-100'
Had around 28 variants.
155th Street Bridge (Cedar County, Iowa)
Built 1976Pony truss bridge over Yankee Run on 155th StreetRemoved
16th Street Bridge (Story County, Iowa)
Built 1958; Rehabilitated 1974; Replaced 2007; Spans were meant to be reused on a trail but were 12' short; One span scrapped 2015, other remains "in storage" on the Western bank in hopes of reuseLost Warren pony truss bridge over South Skunk River on 16th Street in AmesReplaced, one span lays abandoned in a field on west side of waterway, span on the east side of the waterway removed from field in 2015
180th Street Bridge (Carroll County, Iowa)
Built 1913; Replaced 1997Lost pony truss bridge over Storm Creek on 180th StreetReplaced by new bridge
320th Street Bridge (Cedar County, Iowa)
Built 1932; rehabilitated 1955Pony truss bridge over West Branch Wapsinonoc Creek on 320th StreetOpen to traffic
Chicken Creek Bridge (Muscatine County, Iowa)
Built 1927 as a single-span pony truss; Flooding underminded abutment 1929; Additional span added 1930Warren pony truss with all verticals bridge over Chicken Creek on Saulsbury RoadReplaced by a new bridge
Middle River Bridge (Adair County, Iowa)
Built 1968Pony truss bridge over Middle River on 200th StreetOpen to traffic
Millville Road Bridge (Clayton County, Iowa)
Built 1916; Knocked off foundations July 2017; Replaced October-November 2017Pony truss bridge over Peck Creek on Millville RoadDestroyed by flooding
Nutting Creek Bridge (Fayette County, Iowa)
Built 1917Pony truss bridge over Nutting Creek on 300th StreetOpen to traffic
Troublesome Creek Bridge (Audubon County, Iowa)
Built 1929Pony truss bridge over Troublesome Creek on 305th StreetOpen to traffic
Turkey Creek Bridge (Cass County, Iowa)
Pony truss bridge over Turkey Creek on Keystone Lane (dead end)Open to traffic