Bridge conditions in Davis County, Utah
147 inventoried bridges · 1 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
The federal inventory lists 147 bridges in Davis County: 46 rated good, 100 fair, and 1 poor.
- 1 of the 147 bridges in Davis County, Utah, are rated in poor condition (0.7%) in the 2025 National Bridge Inventory, as of .
- 46 bridges (31.3%) are rated good and 100 (68.0%) fair.
- The median Davis County bridge was built in 2007.
- The busiest poor-rated bridge is State Street over I-15 (SR-15) UPRR & (built 1973), carrying about 11,728 vehicles a day.
Good 31.3% · Fair 68.0% · Poor 0.7% of 147 bridges
Bridges rated poor
Every bridge in the county with a poor rating, busiest first. Poor means a major component is rated 4 or lower on FHWA's 0-9 scale; it is a repair flag, not a closure notice.
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| State Street over I-15 (SR-15) UPRR & | 1973 | 11,728 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-15 (SR-15) over 1100 West St. (main St.) | 1997 | 164,022 | Fair |
| I-15 (SR-15) over Center St. (cudahy Ln.) | 1997 | 164,022 | Good |
| I-15 (SR-15) Nbl over SR-93 2600 SOUTH in NSL | 2015 | 164,022 | Good |
| I-15 (SR-15) Sbl over SR-93 2600 SOUTH in NSL | 2015 | 164,022 | Good |
| I-15 (SR-15) Nbl over SR-68 500 South Street | 2015 | 157,594 | Good |
| I-15 (SR-15) Sbl over 500 South Street | 2015 | 157,594 | Good |
| I-15 (SR-15) Nbl over 1500 South Street | 2015 | 156,607 | Good |
| I-15 (SR-15) Sbl over 1500 South Street | 2015 | 156,607 | Good |
| I-15 (SR-15) Nbl over Pages Lane 1600 North | 1959 | 147,839 | Fair |
| I-15 (SR-15) Sbl over 1600 North St. Pages Ln. | 1959 | 147,839 | Fair |
Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
All of Utah: Utah bridge conditions by county · every download on the data page.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.