I-94 WB over Kalamazoo River
Calhoun County, Michigan · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- I-94 WB over Kalamazoo River in Calhoun County, Michigan, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 7 (good condition) on the 0-9 scale.
- It was built in 2023, making it 2 years old at the 2025 inventory.
- It carries about 22,400 vehicles a day (traffic count year 2010).
- Its listed owner is the state highway agency.
- It is one of 43 of the 213 inventoried bridges in Calhoun County rated good (20.2%); 37 (17.4%) are rated poor.
- 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 → (42.28962, -85.11403)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 9 | Excellent condition |
| Superstructure | 8 | Very good condition |
| Substructure | 7 | Good condition |
Bridge details
| Structure | Steel stringer or multi-beam girder |
| Length | about 242 ft |
| Location | 3.7 Mi E of M-66 |
| NBI structure number | 000000000001257 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Michigan department of transportation.
Busiest bridges in Calhoun County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-94 Bl & M-37 over I-94 | 2015 | 121,987 | Fair |
| I-94 EB over Riverside Drive | 2009 | 25,840 | Fair |
| I-94 WB over Riverside Drive | 2009 | 25,840 | Fair |
| I-194 over Kalamazoo River | 1966 | 24,600 | Fair |
| I-194 over Gtw RR | 1966 | 24,600 | Fair |
| I-194 over Conrail (abn) | 1966 | 24,600 | Fair |
All bridges nearby: Calhoun County, MI bridge conditions · every bridge in Calhoun County · Michigan bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.