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Juddville Road over Porter Creek

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

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

Juddville Road over Porter Creek in Shiawassee 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 1998, making it 27 years old at the 2025 inventory.
It carries about 1,414 vehicles a day (traffic count year 2011).
Its listed owner is the county highway agency.
It is one of 72 of the 163 inventoried bridges in Shiawassee County rated good (44.2%); 15 (9.2%) 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 multiple box beam
Length	about 43 ft
Location	7 Mi Northeast of Owosso
NBI structure number	000000000009797
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 EB over Looking Glass River	1961	192,000	Fair
I-69 WB over Looking Glass River	1961	192,000	Fair
I-69 EB over Holly Drain	1961	192,000	Fair
I-69 WB over Holly Drain	1961	192,000	Fair
Britton Rd over I-69	1989	25,000	Fair
M-21 over Shiawassee River	1970	22,689	Fair