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Frazier Mtn Road over Cuddy Creek

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

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

Frazier Mtn Road over Cuddy Creek in Kern 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 5 (fair condition) on the 0-9 scale.
It was built in 1970, making it 55 years old at the 2025 inventory.
It carries about 6,300 vehicles a day (traffic count year 2007).
Its listed owner is the county highway agency.
It is one of 299 of the 668 inventoried bridges in Kern County rated fair (44.8%); 37 (5.5%) 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	Continuous concrete tee beam
Length	about 202 ft
Location	0.5 Mi E of Monterey Trl
NBI structure number	50C0073
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
State Route 99 over Kern River	1961	140,000	Fair
State Route 99 over BNSF Ry & Amtrak	1961	132,000	Good
State Route 99 over California Avenue	1963	132,000	Good
State Route 99 over SR 178 (rosedale Hwy)	1963	132,000	Good
State Route 99 over Truxtun Ave	1963	132,000	Good
State Route 99 over Canal Lateral 29	1933	130,000	Good