Bee Creek US 166 Bridge (Montgomery County, Kansas)
Built 1931-32Marsh arch bridge over Bee Creek on US 166Open to traffic
Cedarvale Bridge (Chautauqua County, Kansas)
Built 1930Two-span Marsh arch bridge over Caney River on Old US 166, east of CedarvaleOpen to traffic
Coffeyville Bridge (Montgomery County, Kansas)
Built 1926; made obsolete by new bridge and alignment in 1948Three-span Marsh arch bridge over Verdigris RiverOpen to traffic
Deer Creek US 166 Bridge (Chautauqua County, Kansas)
Built 1928Concrete arch bridge over Deer Creek on US 166/K-99Open to traffic
Hewins Road Bridge (Chautauqua County, Kansas)
Lost Marsh arch bridge over Grant Creek on US 166Replaced by a new bridge
Jones Creek Bridge (Jasper County, Missouri)
Built 1929, Abandoned 1958Concrete tee beam bridge over Jones Creek on Cimarron Rd (formerly US 166)Open to Local traffic
Neosho River US 166 Bridge (Labette County, Kansas)
Built 1936; Lost 2008Lost through truss bridge over Neosho River on US 166Replace by a concrete bridge
Spring River Bridge (Cherokee County, Kansas)
Built 1943; replaced 2002Lost through truss bridge over Spring River on US 166/US 400 in Baxter SpringsNo longer exists