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Sth 70 over Wisconsin River 53

Vilas County, Wisconsin · rated Fair in the 2025 National Bridge Inventory

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

Sth 70 over Wisconsin River 53 in Vilas County, Wisconsin, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1993, making it 32 years old at the 2025 inventory.
It carries about 6,000 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 13 of the 29 inventoried bridges in Vilas County rated fair (44.8%); 3 (10.3%) 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 260 ft
Location	6.6M E Jct Cth O
NBI structure number	B63001700000000
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
Ush 45-sth 17-sth over Eagle River	2000	14,000	Fair
Sth 17-sth 70 over Mud Creek	1981	9,600	Fair
Sth 70 over Link Creek	1988	5,700	Fair
Sth 47 over Mishonagon Creek	2008	4,800	Good
Sth 70 over Saint Germain River	1968	4,300	Fair
Sth 70 over Catfish Lake	1978	4,300	Good