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Road 22n94 over Lgv Dam Spillway Approch

Plumas County, California · rated Fair in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

Road 22n94 over Lgv Dam Spillway Approch in Plumas County, California, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1966 and reconstructed in 1990, making it 59 years old at the 2025 inventory.
It carries about 50 vehicles a day.
It is one of 117 of the 165 inventoried bridges in Plumas County rated fair (70.9%); 5 (3.0%) are rated poor.
A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.

Component ratings


Structure	Steel stringer or multi-beam girder
Length	about 94 ft
Location	500 Ft North of Lgv Dam
NBI structure number	051153000001044
Condition class	Fair

Source: FHWA National Bridge Inventory, 2025 data as reported by the California department of transportation.

Bridge	Built	Vehicles/day	Condition
Gulling Street over UP RR & BNSF Ry	1954	10,046	Fair
Gulling Street over Middle Fork Feather Riv	1954	10,046	Poor
State Route 70 over Spanish Creek	1964	6,700	Fair
State Route 70 over Clear Stream	1937	6,700	Good
State Route 70 over Humbug Creek	1969	6,200	Good
State Route 36 over North Fork Feather River	1966	5,500	Fair