Clark Rd over I-69 & US-127
Clinton County, Michigan · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Clark Rd over I-69 & US-127 in Clinton County, Michigan, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1971, making it 54 years old at the 2025 inventory.
- It carries about 3,506 vehicles a day (traffic count year 1984).
- Its listed owner is the state highway agency.
- It is one of 153 of the 215 inventoried bridges in Clinton County rated fair (71.2%); 34 (15.8%) 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: deck 5 to 6.
- Its most recent inspection on record is dated April 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 → (42.81306, -84.51741)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 5 | 6 | Satisfactory condition |
| Superstructure | 6 | 6 | Satisfactory condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Steel stringer or multi-beam girder |
| Length | about 470 ft |
| Location | 3 Mi N of Ingham Co Line |
| NBI structure number | 000000000001864 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | April 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 Michigan department of transportation.
Busiest bridges in Clinton County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US-127 NB over Ferdun Creek | 1957 | 88,500 | Fair |
| US-127 SB over Coleman Rd | 1971 | 41,300 | Fair |
| US-127 NB over Coleman Rd | 1971 | 41,300 | Fair |
| I-96 over Husted & Landenburg Drn | 1957 | 38,938 | Fair |
| I-69 over Chandler Drain | 1973 | 37,978 | Fair |
| I-69 over Chandler Drain | 1973 | 37,978 | Fair |
All bridges nearby: Clinton County, MI bridge conditions · every bridge in Clinton County · Michigan bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.