Cth Yy over White River
Waushara County, Wisconsin · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Cth Yy over White River in Waushara 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 1983, making it 42 years old at the 2025 inventory.
- It carries about 606 vehicles a day (traffic count year 2022).
- Its listed owner is the county highway agency.
- It is one of 27 of the 55 inventoried bridges in Waushara County rated good (49.1%); 3 (5.5%) 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 May 2023, 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 → (44.02059, -89.24812)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 8 | 8 | Very good condition |
Bridge details
| Structure | Prestressed concrete multiple box beam |
| Length | about 65 ft |
| Location | 2.9M E Jct Sth 22 |
| NBI structure number | B69000800000000 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | May 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 Waushara County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Ih Ush51-ih39 SB over Cth Ch | 1957 | 13,300 | Fair |
| Ih Ush51-ih39 NB over Lrd Czech Ave | 1986 | 13,300 | Fair |
| Ih Ush 51-ih 39 SB over Lrd Czech Ave | 1986 | 13,300 | Fair |
| Ih Ush51-ih39nb over Cth Ch | 1986 | 13,300 | Fair |
| Ih Ush 51-ih 39 NB over Sth 73 | 1984 | 12,800 | Fair |
| Ih Ush51-ih39 SB over Lrd Buttercup Ave | 1966 | 10,200 | Fair |
All bridges nearby: Waushara County, WI bridge conditions · every bridge in Waushara County · Wisconsin bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.