Hollywood Beach Railroad Bridge (Jefferson County, Missouri)
Three-span through truss bridge over the Meramec River on the BNSF Railroad in Arnold
Open to railroad traffic

Lemay Ferry Bridge (St. Louis County, Missouri)
Built 1933
Lost two-span through truss bridge over Meramec River on US 61/67 north of Arnold in Oakville
Replaced by a new bridge in September 2004; old bridge demolished November 2004

Wickes Railroad Bridge (Jefferson County, Missouri)
Two-span through truss bridge over the Meramec River on the Union Pacific Railroad in Arnold
Open to railroad traffic