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County Rd 423 over Br of Mace CR

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

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

County Rd 423 over Br of Mace CR in Andrew County, Missouri, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1993, making it 32 years old at the 2025 inventory.
It carries about 20 vehicles a day (traffic count year 2024).
Its listed owner is the county highway agency.
It is one of 81 of the 162 inventoried bridges in Andrew County rated fair (50.0%); 19 (11.7%) 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 29 ft
Location	S 18 T 59 N R 35 W
NBI structure number	23671
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
Is 29 S over Honey CR	1966	29,884	Fair
Is 29 S over Crd 404 Mill CR	1966	16,520	Fair
Is 29 S over Rt T	1965	14,184	Fair
Is 29 S over Hopkins & Mace CR	2020	14,184	Good
Is 29 S over Rt Dd Abandoned RR Dil	1965	13,410	Fair
Is 29 S over Rp IS29N to IS229S	1965	13,410	Fair