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Mo 15 S over Skull Lick CR

Audrain County, Missouri · rated Good in the 2025 National Bridge Inventory

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

Mo 15 S over Skull Lick CR in Audrain County, Missouri, 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 2006, making it 19 years old at the 2025 inventory.
It carries about 2,998 vehicles a day (traffic count year 2024).
Its listed owner is the state highway agency.
It is one of 133 of the 315 inventoried bridges in Audrain County rated good (42.2%); 13 (4.1%) 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	Continuous prestressed concrete stringer or multi-beam girder
Length	about 183 ft
Location	S 3 T 51 N R 9 W
NBI structure number	31533
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
Mo 15 S over Hamilton CR	1929	11,448	Fair
Mo 15 S over US 54	1991	8,255	Fair
Clark St over NS RR	1995	8,000	Fair
US 54 E over W Fork Bean CR	1932	6,929	Fair
Bu 54 E over C & A Lake	1922	6,481	Fair
Bu 54 E over S. Fork Salt River	1924	6,481	Fair