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W 120 St over Shane CR

Harrison County, Missouri · rated Poor in the 2025 National Bridge Inventory

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

W 120 St over Shane CR in Harrison County, Missouri, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 4 (poor condition) on the 0-9 scale.
It was built in 1972, making it 53 years old at the 2025 inventory.
It carries about 30 vehicles a day (traffic count year 2024).
Its listed owner is the county highway agency.
It is one of 74 of the 331 inventoried bridges in Harrison County rated poor (22.4%); 74 (22.4%) are rated poor.
A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.

Component ratings


Structure	Steel stringer or multi-beam girder
Length	about 29 ft
Location	S 6 T 66 N R 27 W
NBI structure number	13150
Condition class	Poor

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

Bridge	Built	Vehicles/day	Condition
Is 35 S over Bracken Br	1968	15,191	Fair
Is 35 S over Barber CR	1968	15,191	Fair
Is 35 S over Lit Pole Cat CR	1975	14,537	Fair
Is 35 S over Zadie CR	1968	7,850	Fair
Is 35 S over Crd E 100 St	1969	7,850	Fair
Is 35 N over Sp 69 Abandoned RR	1972	7,564	Fair