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Lock & Park Traffi over Henderson River

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

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

Lock & Park Traffi over Henderson River in Henderson 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 4 (poor condition) on the 0-9 scale.
It was built in 1937, making it 88 years old at the 2025 inventory.
It carries about 100 vehicles a day (traffic count year 2020).
It is one of 18 of the 142 inventoried bridges in Henderson County rated poor (12.7%); 18 (12.7%) 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 121 ft
Location	Lock 18 Access Road
NBI structure number	CEPNCRIL-000002
Condition class	Poor

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

Bridge	Built	Vehicles/day	Condition
US 34 over Miss Riv & Cri&p RR	1994	10,800	Fair
US 34 over Chinn St Gulfport	1970	10,200	Fair
US 34 over BNSF RR (079194E)	1970	10,200	Fair
US 34EB over Crystal Lk Dr Ditch	1998	10,200	Fair
US 34WB over Crystal Lk Dr Ditch	1998	10,200	Poor
US 34 over P.d. Creek	2008	6,050	Fair