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Styne Rd over Alger CR

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

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

Styne Rd over Alger CR in Platte 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 1993, making it 32 years old at the 2025 inventory.
It carries about 110 vehicles a day (traffic count year 2024).
Its listed owner is the county highway agency.
It is one of 163 of the 287 inventoried bridges in Platte County rated fair (56.8%); 19 (6.6%) 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	Prestressed concrete tee beam
Length	about 80 ft
Location	S 4 T 53 N R 34 W
NBI structure number	15008
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 N over Cst NW 56TH St	2021	134,485	Good
Is 29 S over Line CR	1957	113,704	Fair
Is 29 S over Cst NW 56TH St	2021	69,887	Good
Is 29 N over Mo 45	1967	64,598	Fair
Is 29 N over Cst NW 72ND St	2023	57,958	Good
Is 29 N over Rt Aa	2021	57,469	Good