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Co Rd SW 1100 over Br of Big CR

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

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

Co Rd SW 1100 over Br of Big CR in Johnson 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 6 (satisfactory condition) on the 0-9 scale.
It was built in 1998, making it 27 years old at the 2025 inventory.
It carries about 20 vehicles a day (traffic count year 2023).
Its listed owner is the county highway agency.
It is one of 276 of the 475 inventoried bridges in Johnson County rated fair (58.1%); 33 (6.9%) 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

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

Bridge	Built	Vehicles/day	Condition
US 50 E over Mayes Br	1968	18,503	Fair
US 50 E over Trib Blackwater Rv	1924	17,553	Fair
Bu 13 S over US 50	1959	17,494	Fair
US 50 W over Post Oak CR	1967	14,542	Fair
Bu 13 S over UP RR	1963	14,241	Fair
US 50 W over Devils Br	1967	10,624	Fair