Perrill Road over Walnut Creek

Pickaway County, Ohio · rated Poor in the 2025 National Bridge Inventory

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

• Perrill Road over Walnut Creek in Pickaway County, Ohio, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
• Its lowest-rated component is the superstructure, rated 2 (critical condition) on the 0-9 scale.
• It was built in 1900 and reconstructed in 1990, making it 125 years old at the 2025 inventory.
• It carries about 46 vehicles a day (traffic count year 2015).
• Its listed owner is the county highway agency.
• It is one of 7 of the 223 inventoried bridges in Pickaway County rated poor (3.1%); 7 (3.1%) are rated poor.
• Its traffic status in the 2025 inventory is closed to all traffic (NBI item 41).
• It was rated fair in the 2024 inventory and is now poor (deck 7 to 5, superstructure 6 to 2, substructure 6 to 5).
• Status change: newly closed since 2024.
• Its most recent inspection on record is dated December 2024, on a 12-month routine inspection cycle.
• It has fracture-critical members (NBI item 92A): steel tension members without a redundant load path, which get their own scheduled inspections.
• 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 → (39.7847, -82.90735)

Component ratings

Bridge details

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

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