Jefferson Avenue over Huron River
Wayne County, Michigan · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Jefferson Avenue over Huron River in Wayne County, Michigan, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 8 (very good condition) on the 0-9 scale.
- It was built in 2023, making it 2 years old at the 2025 inventory.
- It carries about 2,500 vehicles a day (traffic count year 2019).
- Its listed owner is the county highway agency.
- It is one of 390 of the 1,035 inventoried bridges in Wayne County rated good (37.7%); 116 (11.2%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- It was rated poor in the 2024 inventory and is now good (deck 3 to 9, superstructure 4 to 9, substructure 4 to 8).
- Status change: reopened since 2024, when it was closed.
- Its most recent inspection on record is dated March 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 → (42.04278, -83.21404)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 3 | 9 | Excellent condition |
| Superstructure | 4 | 9 | Excellent condition |
| Substructure | 4 | 8 | Very good condition |
Bridge details
| Structure | Continuous prestressed concrete multiple box beam |
| Length | about 175 ft |
| Location | Brownstown County Line |
| NBI structure number | 000000000012196 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | March 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 Michigan department of transportation.
Busiest bridges in Wayne County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-94 over Gtw NS CR RR & Russel | 2000 | 180,032 | Good |
| I-94 over I-75 | 1962 | 180,032 | Fair |
| Rmp I-96E to I-75N over I-96 WB | 1970 | 179,000 | Fair |
| I-75 over Ramp to Davison(m-8) | 1969 | 166,750 | Fair |
| I-96 over Rouge River | 1970 | 164,804 | Good |
| I-75 over Conrail RR | 1969 | 152,325 | Good |
All bridges nearby: Wayne County, MI bridge conditions · every bridge in Wayne County · Michigan bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.