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Co Hwy No 11 over Br East Plum River

Jo Daviess County, Illinois · rated Fair in the 2025 National Bridge Inventory

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

Co Hwy No 11 over Br East Plum River in Jo Daviess County, Illinois, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the culvert, rated 5 (fair condition) on the 0-9 scale.
It was built in 1950, making it 75 years old at the 2025 inventory.
It carries about 100 vehicles a day (traffic count year 2021).
Its listed owner is the county highway agency.
It is one of 85 of the 192 inventoried bridges in Jo Daviess County rated fair (44.3%); 21 (10.9%) 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	5	Fair condition

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

Bridge	Built	Vehicles/day	Condition
US 20 over Miss River Hwy RR	1943	17,300	Fair
US20 EB over Little Menominee Riv	1965	10,900	Fair
US20 WB over Little Menominee Riv	1965	10,900	Fair
US 20 WB over Menominee Rd	1968	10,900	Fair
US 20 EB over Menominee River	1964	9,450	Fair
US 20 WB over Menominee River	1964	9,450	Fair