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I-69 Bl over Sauk River

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

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

I-69 Bl over Sauk River in Branch 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 1929 and reconstructed in 2002, making it 96 years old at the 2025 inventory.
It carries about 6,063 vehicles a day (traffic count year 2007).
Its listed owner is the state highway agency.
It is one of 22 of the 118 inventoried bridges in Branch County rated good (18.6%); 26 (22.0%) 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	Prestressed concrete single box beam
Length	about 28 ft
Location	In Coldwater
NBI structure number	000000000001072
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
I-69 over Cold Creek	1967	20,204	Fair
I-69 SB over Sauk River	1967	17,675	Fair
I-69 NB over Sauk River	1967	17,675	Fair
I-69 SB over Hog Creek	1967	10,926	Fair
I-69 NB over Hog Creek	1967	10,926	Fair
I-69 SB over Indiana NE RR Sauk R Rd	1967	10,583	Fair