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Township Road No. over Smallpox Creek

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

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

Township Road No. over Smallpox Creek in Jo Daviess County, Illinois, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 3 (serious condition) on the 0-9 scale.
It was built in 1957, making it 68 years old at the 2025 inventory.
It carries about 375 vehicles a day (traffic count year 2021).
Its listed owner is a town or township highway agency.
It is one of 21 of the 192 inventoried bridges in Jo Daviess County rated poor (10.9%); 21 (10.9%) are rated poor.
A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.

Component ratings


Structure	Steel stringer or multi-beam girder
Length	about 41 ft
Location	6 Mi E Galena
NBI structure number	043307400000000
Condition class	Poor

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