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Road 27 (lake St) over Railroad (chsr BNSF)

Madera County, California · rated Good in the 2025 National Bridge Inventory

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

Road 27 (lake St) over Railroad (chsr BNSF) in Madera County, California, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
It was built in 2021, making it 4 years old at the 2025 inventory.
It carries about 1,000 vehicles a day (traffic count year 2022).
It is one of 95 of the 250 inventoried bridges in Madera County rated good (38.0%); 24 (9.6%) are rated poor.
A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.

Component ratings


Structure	Continuous prestressed concrete stringer or multi-beam girder
Length	about 636 ft
Location	North of Avenue 17
NBI structure number	41C0229
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
State Route 99 over Fresno River	1989	68,000	Good
State Route 99 over Little Dry Creek	1912	67,000	Fair
State Route 99 over SR 99	1973	65,000	Good
State Route 99 over San Joaquin River	2015	64,000	Fair
State Route 99 over Berenda Creek	1949	56,000	Fair
State Route 99 over Chowchilla River	1995	37,500	Fair