Interstate 84

Bulkeley Bridge (Hartford County, Connecticut)
Built 1908; rehabilitated 1964
Nine-span stone arch bridge over Connecticut River on I-84 in Hartford
Open to traffic

John Day River Bridge (Gilliam County, Oregon)
Built 1963; rehabilitated 1965
Warren deck truss bridge over John Day River on I-84
Open to traffic

South Street Bridge (New Haven County, Connecticut)
Built 1964
Steel arch bridge over I-84 on South Street in Middlebury
Open to traffic

Tooth Rock Tunnel (Multnomah County, Oregon)
Built 1936 due to the need to relocate the highway for the construction of Bonneville Dam
Tunnel under Tooth Rock on I-84
Open to traffic