Cth Q over W Twin River
Manitowoc County, Wisconsin · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Cth Q over W Twin River in Manitowoc County, Wisconsin, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- It was built in 1939 and reconstructed in 1988, making it 86 years old at the 2025 inventory.
- It carries about 1,300 vehicles a day (traffic count year 2021).
- Its listed owner is the county highway agency.
- 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 → (44.21451, -87.68084)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 7 | Good condition |
| Substructure | 4 | Poor condition |
Bridge details
| Structure | Continuous prestressed concrete multiple box beam |
| Length | about 130 ft |
| Location | 1.3M N Jct Cth Vv |
| NBI structure number | P36006900000000 |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Wisconsin department of transportation.
All bridges nearby: Manitowoc County, WI bridge conditions · Wisconsin bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.