Sth 64-sth 107-w M over Wisconsin River 39
Lincoln County, Wisconsin · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Sth 64-sth 107-w M over Wisconsin River 39 in Lincoln County, Wisconsin, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 3 (serious condition) on the 0-9 scale.
- It was built in 1927, making it 98 years old at the 2025 inventory.
- It carries about 5,900 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 9 of the 158 inventoried bridges in Lincoln County rated poor (5.7%); 9 (5.7%) are rated poor.
- Its traffic status in the 2025 inventory is posted for load (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Status change: newly posted for load since 2024.
- Its most recent inspection on record is dated May 2024, on a 12-month routine inspection cycle.
- 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 → (45.17879, -89.71642)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 5 | 5 | Fair condition |
| Superstructure | 3 | 3 | Serious condition |
| Substructure | 4 | 4 | Poor condition |
Bridge details
| Structure | Concrete tee beam |
| Length | about 554 ft |
| Location | 3.4M E Jct Cth E |
| NBI structure number | B35084600000000 |
| Condition class | Poor |
| Traffic status (item 41) | Posted for load |
| Last inspection (item 90) | May 2024 |
| Inspection interval (item 91) | 12 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 Wisconsin department of transportation.
Busiest bridges in Lincoln County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Sth 4TH Street over Wisconsin River 42 | 2011 | 15,223 | Good |
| Ush 51 NB over Cth H | 1996 | 13,900 | Good |
| Ush 51 SB over Cth H | 1996 | 13,900 | Good |
| Ush 51 SB over Little Pine Creek | 1999 | 12,600 | Good |
| Ush 51 NB over Wisconsin River 35 | 1974 | 8,700 | Fair |
| Ush 51 NB over Canadian National RR | 1974 | 8,450 | Good |
All bridges nearby: Lincoln County, WI bridge conditions · every bridge in Lincoln County · Wisconsin bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.