Fas 314 over Four Mile Creek
Polk County, Tennessee · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Fas 314 over Four Mile Creek in Polk County, Tennessee, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 7 (good condition) on the 0-9 scale.
- It was built in 1968, making it 57 years old at the 2025 inventory.
- It carries about 1,746 vehicles a day (traffic count year 2021).
- Its listed owner is the state highway agency.
- It is one of 68 of the 139 inventoried bridges in Polk County rated good (48.9%); 12 (8.6%) 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 April 2024, on a 24-month routine inspection cycle.
- 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 → (35.1637, -84.63425)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Culvert | 7 | 7 | Good condition |
Bridge details
| Structure | Continuous concrete culvert |
| Length | about 32 ft |
| Location | .2 Mile South of Benton |
| NBI structure number | 70S43130005 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | April 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 8: foundations stable, scour above the top of the footing |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Tennessee department of transportation.
Busiest bridges in Polk County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Fap 402 (SR 40) over SR 33 & CSX RR | 1969 | 14,880 | Fair |
| Fap 402 (SR 40) over Chestuee Creek | 1969 | 14,880 | Good |
| Fap 33 347920N over CSX Railroad | 2008 | 8,437 | Good |
| Nfa A037 over Old SR-33 / Ocoee River | 1946 | 8,437 | Fair |
| Fap 33 over Branch | 1946 | 8,437 | Good |
| Fap 33 over Four Mile Creek | 1998 | 8,437 | Good |
All bridges nearby: Polk County, TN bridge conditions · every bridge in Polk County · Tennessee bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.