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Airshaft Rd over Spoil Bank Ditch

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

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

Airshaft Rd over Spoil Bank Ditch in Saline 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 8 (very good condition) on the 0-9 scale.
It was built in 2008, making it 17 years old at the 2025 inventory.
It carries about 125 vehicles a day (traffic count year 2020).
Its listed owner is a town or township highway agency.
It is one of 131 of the 185 inventoried bridges in Saline County rated good (70.8%); 8 (4.3%) 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 58 ft
Location	0.8 Mi S US 45
NBI structure number	083323000000000
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
Fap 332-us 45 over Drainage Ditch	2007	10,900	Good
US 45 over Mid Fork Saline Riv.	1982	10,200	Good
US 45-fap 332 over Middle Fork Saline R	2004	10,200	Good
Fap 332-us 45 (SB) over Stream	2002	9,550	Good
Fap 332-us 45 (NB) over Stream	2002	9,550	Good
Fap 332-us 45 (NB) over Stream	2002	9,550	Good