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Hillcrest-charles over Flat River

Montcalm County, Michigan · rated Good in the 2025 National Bridge Inventory

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

Hillcrest-charles over Flat River in Montcalm County, Michigan, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
It was built in 1965 and reconstructed in 1995, making it 60 years old at the 2025 inventory.
It carries about 8,480 vehicles a day (traffic count year 1997).
Its listed owner is a city or municipal highway agency.
It is one of 45 of the 121 inventoried bridges in Montcalm County rated good (37.2%); 7 (5.8%) are rated poor.
A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.

Component ratings


Structure	Prestressed concrete stringer or multi-beam girder
Length	about 147 ft
Location	In Greenville
NBI structure number	000000000007531
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
US-131SB & M-46sb over Tamarack Creek	1972	26,700	Fair
US-131NB & M-46nb over Tamarack Creek	1972	26,700	Fair
US-131 & M-46 SB over Kendaville Rd	1971	26,700	Fair
US-131 & M-46 NB over Kendaville Rd	1971	26,700	Fair
M-57 over Flat River	1948	11,727	Good
M-91 over Flat River	1994	11,433	Fair