I40 over I-40 / N. Manassas St
Shelby County, Tennessee · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- I40 over I-40 / N. Manassas St in Shelby County, Tennessee, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1968, making it 57 years old at the 2025 inventory.
- It carries about 62,695 vehicles a day (traffic count year 2021).
- Its listed owner is the state highway agency.
- It is one of 793 of the 1,075 inventoried bridges in Shelby County rated fair (73.8%); 68 (6.3%) 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: superstructure 7 to 5, substructure 7 to 5.
- Its most recent inspection on record is dated October 2024, 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 → (35.15053, -90.03445)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 7 | 5 | Fair condition |
| Substructure | 7 | 5 | Fair condition |
Bridge details
| Structure | Continuous prestressed concrete single box beam |
| Length | about 144 ft |
| Location | 0.37 Mi. E of SR-1 Jct. |
| NBI structure number | 79I00400007 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | October 2024 |
| 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 Shelby County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I40 over I-240 / Sam Cooper Blvd | 1962 | 206,483 | Fair |
| I40 over I40 Ll / I40 | 1960 | 206,483 | Fair |
| I-240 EB 348578G over Pedestrian Facility | 1962 | 206,483 | Fair |
| I-240WB 348578G over Pedestrian Facility | 2001 | 206,483 | Fair |
| I-240 over I240 WB / I40 / SR001 | 2005 | 206,483 | Fair |
| I-240 over Branch | 1968 | 206,483 | Fair |
All bridges nearby: Shelby County, TN bridge conditions · every bridge in Shelby County · Tennessee bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.