Tr 446 7.5 E over Wolf Creek

Sangamon County, Illinois · rated Poor in the 2025 National Bridge Inventory

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

• Tr 446 7.5 E over Wolf Creek in Sangamon County, Illinois, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
• Its lowest-rated component is the deck, rated 3 (serious condition) on the 0-9 scale.
• It was built in 1900, making it 125 years old at the 2025 inventory.
• It carries about 125 vehicles a day (traffic count year 2022).
• Its listed owner is a town or township highway agency.
• It is one of 28 of the 464 inventoried bridges in Sangamon County rated poor (6.0%); 28 (6.0%) are rated poor.
• Its traffic status in the 2025 inventory is posted for load (NBI item 41).
• Its condition class and component ratings are unchanged from the 2024 inventory.
• Its most recent inspection on record is dated March 2023, on a 24-month routine inspection cycle.
• A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.

View this bridge on a map → (39.97018, -89.51202)

Component ratings

Bridge details

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

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Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.