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Tr 156 over Camp Creek

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

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

Tr 156 over Camp Creek in Brown County, Illinois, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 4 (poor condition) on the 0-9 scale.
It was built in 1983, making it 42 years old at the 2025 inventory.
It carries about 25 vehicles a day (traffic count year 2023).
Its listed owner is a town or township highway agency.
It is one of 10 of the 71 inventoried bridges in Brown County rated poor (14.1%); 10 (14.1%) 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	Prestressed concrete multiple box beam
Length	about 51 ft
Location	2.5MI SE Hersman
NBI structure number	005361400000000
Condition class	Poor

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

Bridge	Built	Vehicles/day	Condition
US 24 over Lamoine River	2011	3,050	Fair
Il 107 over Mckee Creek	1950	1,400	Good
Il 99 over N Fork Shelby Creek	1931	750	Fair
Il 99 over Missouri Creek	1931	500	Fair
Ch 6 over Purpus Creek	1905	475	Fair
Ch 6 over Wells Fork	1949	450	Fair