Clackamas Construction Co.

Cape Creek Bridge (Lane County, Oregon)
Contractor, 1931
Concrete arch bridge over Cape Creek on US 101
Open to traffic

Jacob Conser Bridge (Marion County, Oregon)
Contractor, 1933
Rainbow arch bridge over Santiam River on HWY 164
Open to traffic

Scottsburg Bridge (Douglas County, Oregon)
Contractor, 1929
Continuous Warren through truss bridge over Umpqua River on OR 38
Open to traffic

Wilson River Bridge (Tillamook County, Oregon)
Contractor, 1931
Reinforced concrete tied arch bridge over Wilson River on US 101
Open to traffic