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Sth 186 over Hemlock Creek

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

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

Sth 186 over Hemlock Creek in Wood County, Wisconsin, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the culvert, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1967, making it 58 years old at the 2025 inventory.
It carries about 2,800 vehicles a day (traffic count year 2021).
Its listed owner is the state highway agency.
It is one of 78 of the 240 inventoried bridges in Wood County rated fair (32.5%); 13 (5.4%) 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

Component	Rating (2025)	FHWA scale meaning
Culvert	6	Satisfactory condition


Structure	Continuous concrete culvert
Length	about 39 ft
Location	0.4M N Jct Cth K
NBI structure number	B71002300000000
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
Sth 13/STH 54-daly over Wisconsin River 20	1979	22,700	Fair
Sth 54-baker Dr over Fox Valley & Western	1998	11,400	Good
Sth 13-8th St over Nepco Lake	1988	11,200	Fair
Sth 13S - Cth A over Ush 10	2011	10,700	Good
Sth 13 SB over Lrd Peach Ave	2003	10,600	Good
Sth 13/34 over Lrd Durabeauty Lane	1993	10,400	Fair