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River Road over Betsie River

Benzie County, Michigan · rated Fair in the 2025 National Bridge Inventory

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

River Road over Betsie River in Benzie County, Michigan, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1960, making it 65 years old at the 2025 inventory.
It carries about 1,329 vehicles a day (traffic count year 2008).
Its listed owner is the county highway agency.
It is one of 10 of the 25 inventoried bridges in Benzie County rated fair (40.0%); 7 (28.0%) 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 69 ft
Location	2.6 Mi East of Frankfort
NBI structure number	000000000000764
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
US-31 over Platte River	1926	11,984	Fair
US-31 over Commercial St	2000	9,566	Fair
Us-31\|m-115\|honor over Betsie River	1984	8,344	Fair
US-31\|HONOR Hwy over Platte River	1927	8,172	Fair
M-22\|lake St over Betsie River	1924	4,712	Fair
M-115 over Betsie River	1940	2,595	Fair