US-127 Br / M-106 over Grand River
Jackson County, Michigan · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- US-127 Br / M-106 over Grand River in Jackson County, Michigan, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 4 (poor condition) on the 0-9 scale.
- It was built in 1915 and reconstructed in 1967, making it 110 years old at the 2025 inventory.
- It carries about 15,940 vehicles a day (traffic count year 2007).
- Its listed owner is the state highway agency.
- It is one of 17 of the 158 inventoried bridges in Jackson County rated poor (10.8%); 17 (10.8%) are rated poor.
- A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.
View this bridge on a map → (42.24726, -84.40046)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 4 | Poor condition |
| Superstructure | 4 | Poor condition |
| Substructure | 5 | Fair condition |
Bridge details
| Structure | Continuous concrete deck arch |
| Length | about 73 ft |
| Location | In Jackson (milwaukee St) |
| NBI structure number | 000000000004408 |
| Condition class | Poor |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Michigan department of transportation.
Busiest bridges in Jackson County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Elm Rd over I-94 | 2022 | 54,000 | Good |
| Airport Rd over I-94 | 1958 | 46,000 | Fair |
| Whipple Rd over I-94 | 1960 | 38,000 | Fair |
| Sandstone Rd over I-94 | 1958 | 34,000 | Fair |
| I-94 EB over Jail RR & Grand River | 2019 | 33,550 | Good |
| I-94 WB over Jail RR & Grand River | 2020 | 33,550 | Good |
All bridges nearby: Jackson County, MI bridge conditions · every bridge in Jackson County · Michigan bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.