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326 Avenue over South Chapelle Ck

Hyde County, South Dakota · rated Poor in the 2025 National Bridge Inventory

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

326 Avenue over South Chapelle Ck in Hyde County, South Dakota, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 4 (poor condition) on the 0-9 scale.
It was built in 1920, making it 105 years old at the 2025 inventory.
It carries about 65 vehicles a day (traffic count year 2022).
Its listed owner is the county highway agency.
It is one of 5 of the 23 inventoried bridges in Hyde County rated poor (21.7%); 5 (21.7%) 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 25 ft
Location	2W 11.6S Holabird
NBI structure number	000000035010366
Condition class	Poor

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

Bridge	Built	Vehicles/day	Condition
Irr SD034 over West Fork Elm Ck	1955	918	Fair
Irr SD034 over Campbell Ck	1963	918	Poor
Irr SD034 over Draw	2001	604	Good
Irr SD034 over West Fork Elm Ck	2001	604	Good
SD047 over South Medicine Ck	1959	543	Fair
Irr Ar SD047 over Br West Fork Elm Ck	1959	405	Fair