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Avalon Ave over Little Medicine CR

Mercer County, Missouri · rated Fair in the 2025 National Bridge Inventory

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

Avalon Ave over Little Medicine CR in Mercer County, Missouri, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 5 (fair condition) on the 0-9 scale.
It was built in 1936 and reconstructed in 2006, making it 89 years old at the 2025 inventory.
It carries about 35 vehicles a day (traffic count year 2024).
Its listed owner is the county highway agency.
It is one of 50 of the 135 inventoried bridges in Mercer County rated fair (37.0%); 23 (17.0%) 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	Steel stringer or multi-beam girder
Length	about 21 ft
Location	S 6 T 66 N R 22 W
NBI structure number	16157
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
US 65 S over Wildcat CR	2001	2,192	Fair
US 136 E over Weldon Fk of Grand	1971	1,917	Fair
US 136 E over Grand Rvr Ovrfl	1971	1,917	Poor
US 136 E over W Muddy CR	1971	1,221	Fair
US 136 E over W Muddy CR	1971	1,221	Fair
US 136 E over Sandy CR	1985	1,084	Good