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Arenac State Road over Pine River

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

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

Arenac State Road over Pine River in Arenac 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 1940 and reconstructed in 2013, making it 85 years old at the 2025 inventory.
It carries about 1,200 vehicles a day (traffic count year 2010).
Its listed owner is the county highway agency.
It is one of 25 of the 80 inventoried bridges in Arenac County rated good (31.2%); 12 (15.0%) 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	Steel stringer or multi-beam girder
Length	about 100 ft
Location	3 Miles East of Standish
NBI structure number	000000000000444
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
I-75 Nb\|us-23 NB over Sunsmith Drain	1968	27,470	Fair
US-23\|MAIN St over Middle Br Pine River	1994	14,971	Fair
Sterling Road over I-75 NB	1968	14,350	Poor
I-75 Sb\|us-23 SB over S Br Pine River	1968	13,735	Fair
I-75 Nb\|us-23 NB over S Br Pine River	1968	13,735	Fair
US-23\|W Huron Rd over N Br Pine River	2001	9,170	Good