C-d A (I-15 NB) over 7800S
Salt Lake County, Utah · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- C-d A (I-15 NB) over 7800S in Salt Lake County, Utah, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
- It was built in 2020, making it 5 years old at the 2025 inventory.
- It carries about 54,400 vehicles a day (traffic count year 2020).
- Its listed owner is the state highway agency.
- It is one of 147 of the 666 inventoried bridges in Salt Lake County rated good (22.1%); 29 (4.4%) 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.
View this bridge on a map → (40.611, -111.906)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 8 | Very good condition |
| Substructure | 7 | Good condition |
Bridge details
| Structure | Prestressed concrete stringer or multi-beam girder |
| Length | about 188 ft |
| Location | I-15 NB over 7800 S |
| NBI structure number | 1F 921 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Utah department of transportation.
Busiest bridges in Salt Lake County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-15 (SR-15) Nbl over Andy AVE.(2250 S.)& | 2000 | 268,370 | Fair |
| I-15 NB Col-dist over Rt.pond .& Uta Tracks | 1999 | 268,370 | Good |
| I-15NB Col-dist.rp over Drainage Water Ret. Pond | 2000 | 268,370 | Good |
| I-15 (SR-15) Nbl over 2100 South Street | 2000 | 268,370 | Fair |
| I-15 NB Col-dist. over 2100 South Street | 1999 | 268,370 | Fair |
| I-15 (SR-15) Sbl over Andy AVE.(2250 S.)& | 1999 | 268,370 | Fair |
All bridges nearby: Salt Lake County, UT bridge conditions · every bridge in Salt Lake County · Utah bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.