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State Street over Hart Lake-pentwater Rive

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

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

State Street over Hart Lake-pentwater Rive in Oceana 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 5 (fair condition) on the 0-9 scale.
It was built in 1983, making it 42 years old at the 2025 inventory.
It carries about 1,350 vehicles a day (traffic count year 2004).
Its listed owner is a city or municipal highway agency.
It is one of 64 of the 101 inventoried bridges in Oceana County rated fair (63.4%); 5 (5.0%) 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 117 ft
Location	In Hart 350 Ft N of Main
NBI structure number	000000000008409
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 SB over Grant Road	1975	10,300	Fair
US-31 NB over Grant Road	1975	10,300	Fair
US-31BR over Russell Creek	2020	8,800	Good
US-31 SB over Log Rd & CSX RR (abn)	1975	8,500	Fair
US-31 NB over Log Rd & CSX RR (abn)	1975	8,500	Fair
US-31 SB over Buchanan Road	1975	8,500	Fair