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Sharon Hollow Rd over River Raisin

Washtenaw County, Michigan · rated Fair in the 2025 National Bridge Inventory

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

Sharon Hollow Rd over River Raisin in Washtenaw County, Michigan, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 5 (fair condition) on the 0-9 scale.
It was built in 1980, making it 45 years old at the 2025 inventory.
It carries about 1,949 vehicles a day (traffic count year 2014).
Its listed owner is the county highway agency.
It is one of 151 of the 262 inventoried bridges in Washtenaw County rated fair (57.6%); 47 (17.9%) are rated poor.
A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.

Component ratings


Structure	Prestressed concrete multiple box beam
Length	about 65 ft
Location	Sharon Twp Sec 29
NBI structure number	000000000010990
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
I-94 over Huron River	1971	102,776	Fair
I-94 over Aa RR	1954	78,348	Fair
I-94 over Honey Creek	2000	77,206	Fair
US-23 over Horseshoe Lake Drain	1956	66,750	Fair
Gotfredson Road over M-14	1975	65,500	Fair
M-14 & US-23 Br over Mdot RR Cor & Huron Rvr	1956	59,888	Fair