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Highland Ave over Day Creek Channel

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

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

Highland Ave over Day Creek Channel in San Bernardino County, California, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the culvert, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1990, making it 35 years old at the 2025 inventory.
It carries about 5,900 vehicles a day (traffic count year 2017).
Its listed owner is a city or municipal highway agency.
It is one of 713 of the 1,422 inventoried bridges in San Bernardino County rated fair (50.1%); 62 (4.4%) 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

Component	Rating (2025)	FHWA scale meaning
Culvert	6	Satisfactory condition


Structure	Continuous concrete culvert
Length	about 27 ft
Location	.25 Mi W/o Day Creek Blvd
NBI structure number	54C0725
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 60 over St Rte 83 (euclid Ave)	1970	228,000	Fair
Interstate 10 over Day Canyon Channel	1943	226,300	Good
State Route 60 over San Antonio Ave	1970	224,000	Fair
State Route 60 over Campus Avenue	1972	221,000	Good
State Route 60 over Grove Avenue	1972	221,000	Good
State Route 60 over Vineyard Avenue	1972	221,000	Good