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Sth EB Sth 64 over Apple River

St. Croix County, Wisconsin · rated Fair in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

Sth EB Sth 64 over Apple River in St. Croix County, Wisconsin, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the superstructure, rated 5 (fair condition) on the 0-9 scale.
It was built in 2005, making it 20 years old at the 2025 inventory.
It carries about 7,850 vehicles a day (traffic count year 2022).
Its listed owner is the state highway agency.
It is one of 114 of the 297 inventoried bridges in St. Croix County rated fair (38.4%); 10 (3.4%) are rated poor.
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.

Component ratings


Structure	Continuous prestressed concrete stringer or multi-beam girder
Length	about 730 ft
Location	at Apple River
NBI structure number	B55018500000000
Condition class	Fair

Source: FHWA National Bridge Inventory, 2025 data as reported by the Wisconsin department of transportation.

Bridge	Built	Vehicles/day	Condition
Ih 94-ush 12-sth 3 over Sth 35 SB	1972	83,400	Fair
Ih 94-ush 12-sth 3 over Lrd Front St	1972	82,400	Fair
Ih 94 Wb-ush 12 WB over Quixote Ave-st Croix Riv	1973	41,700	Fair
Ih 94 Eb-ush 12 EB over Lrd Quixote Ave-st Croix	1995	41,700	Fair
Lrd Carmichael Rd over Ih 94-ush 12-sth 35	1991	30,600	Fair
Ih 94 EB over Sth 35	2000	28,500	Good