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S Tracy Blvd over Delta-Mendota Canal

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

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

S Tracy Blvd over Delta-Mendota Canal in San Joaquin County, California, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the culvert, rated 8 (very good condition) on the 0-9 scale.
It was built in 1948, making it 77 years old at the 2025 inventory.
It carries about 1,680 vehicles a day (traffic count year 2002).
It is one of 220 of the 655 inventoried bridges in San Joaquin County rated good (33.6%); 63 (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

Component	Rating (2025)	FHWA scale meaning
Culvert	8	Very good condition


Structure	Continuous concrete culvert
Length	about 70 ft
Location	.9 Mi W of W Linne Rd
NBI structure number	29C0416
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
Interstate 5 SB over Paradise Cut	1947	143,000	Fair
Interstate 5 NB over Brookside Calaveras Riv	1968	124,000	Poor
Interstate 5 NB over Country Club Blvd	1970	124,000	Fair
Interstate 5 NB over Michigan Ave	1970	124,000	Fair
Interstate 5 NB over Alpine Ave	1970	124,000	Fair
Interstate 5 NB over Telegraph Ave	1970	124,000	Fair