Sth 108 over Sand Creek
Jackson County, Wisconsin · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Sth 108 over Sand Creek in Jackson County, Wisconsin, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1992, making it 33 years old at the 2025 inventory.
- It carries about 3,300 vehicles a day (traffic count year 2022).
- Its listed owner is the state highway agency.
- It is one of 121 of the 214 inventoried bridges in Jackson County rated fair (56.5%); 16 (7.5%) 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 September 2023, on a 24-month routine inspection cycle.
- A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.
View this bridge on a map → (44.096, -91.00231)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 8 | 8 | Very good condition |
| Substructure | 8 | 8 | Very good condition |
Bridge details
| Structure | Prestressed concrete stringer or multi-beam girder |
| Length | about 70 ft |
| Location | 3.4M N Jct Cth C |
| NBI structure number | B27001000000000 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | September 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 8: foundations stable, scour above the top of the footing |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Wisconsin department of transportation.
Busiest bridges in Jackson County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Ih 94 over Tank Creek | 1966 | 24,900 | Fair |
| Ush 12-sth 27/54-m over Black River | 1980 | 18,825 | Fair |
| Ih 94 EB over Black River | 1967 | 13,300 | Fair |
| Ih 94 EB over Lrd Winnebago Ave | 1968 | 13,300 | Fair |
| Ih 94 WB over Lrd Winnebago Ave | 1968 | 13,300 | Fair |
| Ih 94 WB over Union Pacific RR | 1968 | 13,250 | Fair |
All bridges nearby: Jackson County, WI bridge conditions · every bridge in Jackson County · Wisconsin bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.