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Central Avenue over Willow Creek

Porter County, Indiana · rated Fair in the 2025 National Bridge Inventory

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

Central Avenue over Willow Creek in Porter County, Indiana, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 5 (fair condition) on the 0-9 scale.
It was built in 1973, making it 52 years old at the 2025 inventory.
It carries about 8,390 vehicles a day (traffic count year 2018).
Its listed owner is the county highway agency.
It is one of 151 of the 279 inventoried bridges in Porter County rated fair (54.1%); 13 (4.7%) 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


Structure	Prestressed concrete multiple box beam
Length	about 46 ft
Location	00.20 SW Swanson Rd
NBI structure number	6400113
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
I-94 EB over US 20 Willow CR CSX RR	1966	83,652	Good
I-94 EB over NS RR	1969	80,516	Fair
I-94 EB over Beam Street	1969	80,516	Fair
I-94 WB over Little Calumet River	1969	80,516	Good
I-94 EB over Jensen Dr	1968	70,574	Fair
I-94 EB over CSX RR	1969	57,732	Fair