K-Deck truss

Belle Vernon Railroad Bridge (Westmoreland County, Pennsylvania)
K-deck truss bridge over the Monongahela River on the Wheeling & Lake Erie Railway between Belle Vernon and Speers
Open to traffic

Lincoln Highway Mississippi River Bridge (Older) (Clinton County, Iowa)
(Main design: Pennsylvania through truss)
Built 1891
Lost through truss bridge over Mississippi River on US 30/Lincoln Highway in Clinton
Lost

O.K. Allen Bridge (Rapides Parish, Louisiana)
(Main design: K-Parker through truss)
Built 1936
K-Parker through truss bridge over Red River on US 71
Doomed