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Old Beaver Rd over N Br Kawkawlin River

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

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

Old Beaver Rd over N Br Kawkawlin River in Bay 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 2005, making it 20 years old at the 2025 inventory.
It carries about 420 vehicles a day (traffic count year 2004).
Its listed owner is the county highway agency.
It is one of 46 of the 166 inventoried bridges in Bay County rated good (27.7%); 27 (16.3%) 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 multiple box beam
Length	about 67 ft
Location	0.7 Mi NW of Chip Rd
NBI structure number	000000000000729
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 over Squaconning Creek	1960	57,600	Fair
I-75 SB over Squaconning Creek	1960	57,600	Fair
I-75 NB over Goetz Drain	2010	53,002	Good
I-75 NB over Hesr	1960	44,350	Poor
US-10 EB over Gtw RR	1961	35,800	Fair
US-10 WB over Gtw RR	1961	35,800	Fair