I155 over I155 / SR 78
Dyer County, Tennessee · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- I155 over I155 / SR 78 in Dyer County, Tennessee, 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 1979, making it 46 years old at the 2025 inventory.
- It carries about 11,357 vehicles a day (traffic count year 2021).
- Its listed owner is the state highway agency.
- It is one of 69 of the 232 inventoried bridges in Dyer County rated good (29.7%); 19 (8.2%) 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 → (36.06883, -89.39706)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 7 | Good condition |
| Substructure | 7 | Good condition |
Bridge details
| Structure | Continuous concrete single box beam |
| Length | about 226 ft |
| Location | North Dyersburg |
| NBI structure number | 23I01550026 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Tennessee department of transportation.
Busiest bridges in Dyer County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Fap 3 over Branch | 1979 | 14,573 | Fair |
| Fap 3 over Light Creek | 1979 | 14,573 | Fair |
| I155 over Lewis Creek | 1979 | 14,405 | Fair |
| I155 over Drainage Ditch | 1979 | 14,405 | Good |
| I155 over Drainage Ditch | 1979 | 14,405 | Good |
| Fap 3 over SR 3 / I155 | 1979 | 14,291 | Fair |
All bridges nearby: Dyer County, TN bridge conditions · every bridge in Dyer County · Tennessee bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.