Fau 3552 736902P over Abandoned Spur Line
Hamilton County, Tennessee · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Fau 3552 736902P over Abandoned Spur Line in Hamilton County, Tennessee, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1952, making it 73 years old at the 2025 inventory.
- It carries about 14,560 vehicles a day (traffic count year 2021).
- Its listed owner is a city or municipal highway agency.
- It is one of 238 of the 464 inventoried bridges in Hamilton County rated fair (51.3%); 28 (6.0%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its class is unchanged from 2024 (fair), but component ratings moved: substructure 6 to 5.
- Its most recent inspection on record is dated January 2025, on a 24-month routine inspection cycle.
- A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.
View this bridge on a map → (35.04895, -85.29369)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 6 | 6 | Satisfactory condition |
| Substructure | 6 | 5 | Fair condition |
Bridge details
| Structure | Concrete tee beam |
| Length | about 25 ft |
| Location | .5 Mi. W. 3RD Ave & RR Yd |
| NBI structure number | 33035520001 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | January 2025 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | N: not over a waterway |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Tennessee department of transportation.
Busiest bridges in Hamilton County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I75 over South Chickamauga Creek | 1960 | 137,904 | Good |
| I75 350029M over CSX Railroad | 1960 | 137,904 | Fair |
| I75 Rp over Small Branch | 1960 | 137,904 | Good |
| I75 over E.brainard Rd (SR 320) | 1960 | 120,984 | Fair |
| I75 Rp over Small Branch | 1960 | 120,984 | Good |
| I24 Exit Rp Fr Wbl over Small Branch | 1960 | 115,412 | Fair |
All bridges nearby: Hamilton County, TN bridge conditions · every bridge in Hamilton County · Tennessee bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.