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Ch 60 (198TH St W) over S Br Copperas Creek

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

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

Ch 60 (198TH St W) over S Br Copperas Creek in Rock Island County, Illinois, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
It was built in 1994, making it 31 years old at the 2025 inventory.
It carries about 100 vehicles a day (traffic count year 2020).
Its listed owner is the county highway agency.
It is one of 125 of the 272 inventoried bridges in Rock Island County rated good (46.0%); 13 (4.8%) are rated poor.
A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.

Component ratings


Structure	Prestressed concrete multiple box beam
Length	about 67 ft
Location	4 Mi SE Illinois Cty
NBI structure number	081311200000000
Condition class	Good

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