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12 Mile Rd over Mcduffee Creek

Newaygo County, Michigan · rated Poor in the 2025 National Bridge Inventory

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

12 Mile Rd over Mcduffee Creek in Newaygo County, Michigan, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 2 (critical condition) on the 0-9 scale.
It was built in 1990, making it 35 years old at the 2025 inventory.
It carries about 50 vehicles a day (traffic count year 2000).
Its listed owner is the county highway agency.
It is one of 6 of the 66 inventoried bridges in Newaygo County rated poor (9.1%); 6 (9.1%) are rated poor.
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.

Component ratings


Structure	Steel stringer or multi-beam girder
Length	about 29 ft
Location	12 Mi N of White Cloud
NBI structure number	000000000007770
Condition class	Poor

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

Bridge	Built	Vehicles/day	Condition
M-37 over Muskegon River	1953	15,989	Fair
M-37 over CSX RR Penoyer Creek	1984	6,835	Fair
M-37 over White River	1928	6,100	Fair
M-82 over CSX RR and Penoyer Creek	1986	5,811	Good
M-120 over Braton Creek	1935	5,638	Fair
M-20 over White River	1970	4,400	Fair