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Ill 108 over Shaw Point Creek

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

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

Ill 108 over Shaw Point Creek in Macoupin 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 1999, making it 26 years old at the 2025 inventory.
It carries about 1,600 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 89 of the 240 inventoried bridges in Macoupin County rated good (37.1%); 40 (16.7%) 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 stringer or multi-beam girder
Length	about 98 ft
Location	5.6MI W Jct I-55
NBI structure number	059005700000000
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
Fai 55 SB over Tr 439	1973	15,200	Fair
Fai 55 NB over Tr 439	1973	15,200	Fair
Ill 108 over Drainage Ditch	1933	6,950	Fair
Ill 4 over East Fork Creek	1957	4,800	Fair
Il 111 over Little Piasa Creek	1929	4,550	Fair
Il 111 over S Br Little Piasa CR	1929	4,550	Fair