34 Mile Rd over Highbank Creek
Macomb County, Michigan · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- 34 Mile Rd over Highbank Creek in Macomb County, Michigan, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 3 (serious condition) on the 0-9 scale.
- It was built in 1968, making it 57 years old at the 2025 inventory.
- It carries about 114 vehicles a day (traffic count year 2022).
- Its listed owner is the county highway agency.
- It is one of 30 of the 417 inventoried bridges in Macomb County rated poor (7.2%); 30 (7.2%) 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 → (42.8373, -82.8235)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 3 | Serious condition |
Bridge details
| Structure | Steel culvert |
| Length | about 24 ft |
| Location | 1200 E of Armada Ridge |
| NBI structure number | 000000000014319 |
| Condition class | Poor |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Michigan department of transportation.
Busiest bridges in Macomb County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| U Turn @ Augustine over I-696 | 1972 | 147,000 | Fair |
| I-94 over 13 Mile Rd | 1965 | 101,088 | Fair |
| I-94 over Little Mack Ave | 2002 | 101,088 | Good |
| I-94 over Masonic Blvd | 1965 | 99,698 | Fair |
| I-94 over 14 Mile Rd | 1964 | 99,698 | Fair |
| I-94 over Quinn Rd | 2002 | 99,698 | Fair |
All bridges nearby: Macomb County, MI bridge conditions · every bridge in Macomb County · Michigan bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.