I-15 (SR-15) Nbl over Nerva Lane (county Road)

Box Elder County, Utah · rated Fair in the 2025 National Bridge Inventory

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

• I-15 (SR-15) Nbl over Nerva Lane (county Road) in Box Elder County, Utah, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
• Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
• It was built in 1976 and reconstructed in 2016, making it 49 years old at the 2025 inventory.
• It carries about 67,875 vehicles a day (traffic count year 2017).
• Its listed owner is the state highway agency.
• It is one of 131 of the 184 inventoried bridges in Box Elder County rated fair (71.2%); 11 (6.0%) are rated poor.
• Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
• Its condition class and component ratings are unchanged from the 2024 inventory.
• Its most recent inspection on record is dated May 2023, on a 24-month routine inspection cycle.
• 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.

View this bridge on a map → (41.36861, -112.0425)

Component ratings

Bridge details

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

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