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Crd 506 over Perkins CR

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

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

Crd 506 over Perkins CR in Bollinger County, Missouri, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the superstructure, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 2019, making it 6 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 68 of the 124 inventoried bridges in Bollinger County rated fair (54.8%); 17 (13.7%) 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 26 ft
Location	S 30 T 30 N R 9 E
NBI structure number	36666
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
Mo 34 E over Crooked CR	1973	10,096	Fair
Mo 34 E over Hurricane CR	1975	4,204	Fair
Mo 34 E over Hog CR	1940	3,649	Fair
Mo 72 E over Lit Muddy CR	1992	2,649	Fair
Mo 34 E over Drunken CR	1922	2,274	Fair
Mo 51 S over Opossum CR	1992	2,248	Fair