Nfa A645 over Sequatchie River
Cumberland County, Tennessee · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Nfa A645 over Sequatchie River in Cumberland County, Tennessee, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 4 (poor condition) on the 0-9 scale.
- It was built in 1974, making it 51 years old at the 2025 inventory.
- It carries about 100 vehicles a day (traffic count year 2022).
- It is one of 23 of the 138 inventoried bridges in Cumberland County rated poor (16.7%); 23 (16.7%) are rated poor.
- Its traffic status in the 2025 inventory is posted for load (NBI item 41).
- Its class is unchanged from 2024 (poor), but component ratings moved: substructure 5 to 4.
- Its most recent inspection on record is dated February 2024, on a 24-month routine inspection cycle.
- A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.
View this bridge on a map → (35.7915, -85.00931)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 4 | 4 | Poor condition |
| Superstructure | 5 | 5 | Fair condition |
| Substructure | 5 | 4 | Poor condition |
Bridge details
| Structure | Steel stringer or multi-beam girder |
| Length | about 23 ft |
| Location | 1 Mile East of US-127 |
| NBI structure number | 180A6450001 |
| Condition class | Poor |
| Traffic status (item 41) | Posted for load |
| Last inspection (item 90) | February 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 5: foundations stable, scour within the limits of the footing or piles |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Tennessee department of transportation.
Busiest bridges in Cumberland County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I40 Ebl over Obed River | 1966 | 37,495 | Fair |
| I40 Wbl over Obed River | 1966 | 37,495 | Fair |
| I40 over SR 24 | 1963 | 36,293 | Poor |
| I40 over SR 24 | 1963 | 36,293 | Poor |
| I40 over Meadow Creek | 1967 | 36,293 | Good |
| I40 Ebl over Drowning Creek | 1966 | 35,960 | Poor |
All bridges nearby: Cumberland County, TN bridge conditions · every bridge in Cumberland County · Tennessee bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.