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Interstate 15 SB over Wells Ditch

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

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

Interstate 15 SB over Wells Ditch 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 deck, rated 5 (fair condition) on the 0-9 scale.
It was built in 2003, making it 22 years old at the 2025 inventory.
It carries about 18,500 vehicles a day (traffic count year 2020).
Its listed owner is the state 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

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