Kobs Road over Dead Creek
Iosco County, Michigan · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Kobs Road over Dead Creek in Iosco County, Michigan, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
- It was built in 2001, making it 24 years old at the 2025 inventory.
- It carries about 300 vehicles a day (traffic count year 2006).
- Its listed owner is the county highway agency.
- It is one of 12 of the 47 inventoried bridges in Iosco County rated good (25.5%); 3 (6.4%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated June 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 → (44.25393, -83.56253)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Prestressed concrete multiple box beam |
| Length | about 45 ft |
| Location | 4200 Ft S of Meadow Road |
| NBI structure number | 000000000004158 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | June 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 Iosco County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US-23 over Tawas River | 1984 | 15,836 | Fair |
| F 41 over Van Ettan Creek | 1979 | 12,300 | Fair |
| US-23 over Au Sable River | 1972 | 8,367 | Fair |
| M-55|hemlock St over Tawas River | 1950 | 8,047 | Fair |
| M-65 over Hale Creek | 1952 | 6,737 | Fair |
| US-23 over Private Road | 1931 | 5,497 | Fair |
All bridges nearby: Iosco County, MI bridge conditions · every bridge in Iosco County · Michigan bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.