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Parle St (gary) over W Br Lac Qui Parle River

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

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

Parle St (gary) over W Br Lac Qui Parle River in Deuel 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 superstructure, rated 4 (poor condition) on the 0-9 scale.
It was built in 1950, making it 75 years old at the 2025 inventory.
It carries about 50 vehicles a day (traffic count year 2022).
Its listed owner is a town or township highway agency.
It is one of 13 of the 72 inventoried bridges in Deuel County rated poor (18.1%); 13 (18.1%) 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 28 ft
Location	Parle St. Gary
NBI structure number	000000020211127
Condition class	Poor

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

Bridge	Built	Vehicles/day	Condition
I029 over Deer Ck	1971	7,560	Fair
I029 S over 471 Ave	1973	4,870	Fair
I029 N over 471 Ave	1973	4,870	Fair
I029 S over Peg Munky Run Ck	1973	4,870	Fair
I029 N over Peg Munky Run Ck	1973	4,870	Fair
I029 S over 184 St	1973	4,830	Fair