I 10 over SR 609
Jackson County, Mississippi · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- I 10 over SR 609 in Jackson County, Mississippi, 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 1970 and reconstructed in 2011, making it 55 years old at the 2025 inventory.
- It carries about 39,500 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 188 of the 270 inventoried bridges in Jackson County rated good (69.6%); 8 (3.0%) 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 November 2023, 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 → (30.45405, -88.84334)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 8 | 8 | Very good condition |
Bridge details
| Structure | Prestressed concrete stringer or multi-beam girder |
| Length | about 299 ft |
| Location | I 10 over SR 609 |
| NBI structure number | 11000100300515B |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | November 2023 |
| 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 Mississippi department of transportation.
Busiest bridges in Jackson County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I 10 over Stream | 1977 | 45,000 | Fair |
| I 10 over Stream | 2000 | 45,000 | Good |
| I 10 over SR 609 | 1970 | 39,500 | Good |
| SR 609 over Old Fort Bayou | 1984 | 35,000 | Fair |
| US 90 over West Pascagoula River | 2002 | 33,000 | Fair |
| US 90 over East Pascagoula River | 2003 | 33,000 | Good |
All bridges nearby: Jackson County, MS bridge conditions · every bridge in Jackson County · Mississippi bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.