SR 746 over Olentangy River

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

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

• SR 746 over Olentangy River in Marion County, Ohio, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
• Its lowest-rated component is the deck, rated 4 (poor condition) on the 0-9 scale.
• It was built in 1955 and reconstructed in 1983, making it 70 years old at the 2025 inventory.
• It carries about 605 vehicles a day (traffic count year 2015).
• Its listed owner is the state highway agency.
• It is one of 9 of the 230 inventoried bridges in Marion County rated poor (3.9%); 9 (3.9%) are rated poor.
• Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
• It was rated fair in the 2024 inventory and is now poor (deck 5 to 4, superstructure 6 to 5).
• Its most recent inspection on record is dated December 2024, on a 12-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 → (40.62132, -82.96256)

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.