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Lumber Jack Road over Pine River

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

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

Lumber Jack Road over Pine River in Gratiot 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 1949 and reconstructed in 2013, making it 76 years old at the 2025 inventory.
It carries about 915 vehicles a day (traffic count year 2012).
Its listed owner is the county highway agency.
It is one of 64 of the 167 inventoried bridges in Gratiot County rated good (38.3%); 22 (13.2%) 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 89 ft
Location	Sec 6 Sumner Twp
NBI structure number	000000000003154
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
US-127 NB over US-127 Br	1961	15,400	Fair
US-127 SB over US-127 Br	1961	15,400	Fair
M-46 & US-127BR over US-127	1961	11,219	Poor
US-127 NB over Maple River	1988	10,831	Fair
US-127 SB over Maple River	1955	10,831	Good
US-127 Br over Pine River	1928	10,432	Fair