Home › Illinois › Piatt County › Fas 1517(US 150) over Madden Creek

Fas 1517(US 150) over Madden Creek

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

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

Fas 1517(US 150) over Madden Creek in Piatt 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 1993, making it 32 years old at the 2025 inventory.
It carries about 1,650 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 137 of the 246 inventoried bridges in Piatt County rated good (55.7%); 14 (5.7%) 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 66 ft
Location	.5 Mi E of Mansfield
NBI structure number	074008400000000
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 over Madden Creek Trib	1971	22,800	Good
I-74 over Madden Creek Trib	1971	22,800	Fair
I-74 over Stream	1970	21,500	Fair
I-72 over Stream	1976	11,400	Fair
I-72 over Wolf Run	1976	11,400	Fair
I-74 (EB) over S Branch Salt Creek	1970	10,750	Fair