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Ch 19 over Copperas Creek

Rock Island County, Illinois · rated Fair in the 2025 National Bridge Inventory

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

Ch 19 over Copperas Creek in Rock Island 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 1,750 vehicles a day (traffic count year 2023).
Its listed owner is the county highway agency.
It is one of 134 of the 272 inventoried bridges in Rock Island County rated fair (49.3%); 13 (4.8%) 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


Structure	Continuous concrete culvert
Length	about 26 ft
Location	3 Mi SW Taylor Ridge
NBI structure number	081500500000000
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
I 74 EB over Mississippi River	2021	39,050	Good
I 74 WB over Mississippi River	2020	39,050	Good
Il 5 WB (j Deere R over Fai 74	1970	38,900	Poor
Il 5 EB (j Deere R over Fai 74	1970	38,900	Fair
Fai 80 over Miss R Ill 84 & RR	1967	32,200	Fair
IL5 over Creek	2012	32,100	Good