Hoopa, California

Old Trinity River Hwy Bridge (Humboldt County, California)
Bypassed in 1992
Closed-spandrel arch bridge over Hostler Creek on Abandoned Trinity River Hwy (CA 96)
Intact but closed to all traffic

Supply Creek Bridge (Humboldt County, California)
Built 1882
Lost Pony truss bridge over Supply Creek on unnamed road
No longer exists