Sth 64 over Black Brook
Langlade County, Wisconsin · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Sth 64 over Black Brook in Langlade County, Wisconsin, 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 1961, making it 64 years old at the 2025 inventory.
- It carries about 2,000 vehicles a day (traffic count year 2022).
- Its listed owner is the state highway agency.
- It is one of 37 of the 78 inventoried bridges in Langlade County rated good (47.4%); 6 (7.7%) 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 → (45.14646, -89.2812)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 7 | Good condition |
| Substructure | 7 | Good condition |
Bridge details
| Structure | Continuous concrete slab |
| Length | about 92 ft |
| Location | 9.2M E Jct Cth X to S |
| NBI structure number | B34000500000000 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Wisconsin department of transportation.
Busiest bridges in Langlade County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Ush 45-sth 47-sth over Spring Brook | 1990 | 11,700 | Good |
| Ush 45 over Drainage Way | 1953 | 10,680 | Fair |
| Lrd 5TH St over Spring Brook | 1973 | 8,488 | Fair |
| Sth 64 over Spring Brook | 2021 | 7,500 | Good |
| Lrd 10TH Ave over Spring Brook | 1996 | 4,788 | Fair |
| Sth 64 over Elton Creek | 2022 | 2,600 | Good |
All bridges nearby: Langlade County, WI bridge conditions · every bridge in Langlade County · Wisconsin bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.