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196TH Street over Br of North Deer Ck

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

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

196TH Street over Br of North Deer Ck in Brookings 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 1940, making it 85 years old at the 2025 inventory.
It carries about 92 vehicles a day (traffic count year 2022).
Its listed owner is the county highway agency.
It is one of 53 of the 232 inventoried bridges in Brookings County rated poor (22.8%); 53 (22.8%) 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 40 ft
Location	16N & 1.1E Brookings
NBI structure number	000000006181000
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 Ck	1966	12,240	Fair
I029 over Ck	1966	12,240	Fair
I029 over Ck	1970	9,960	Fair
I029 over Ck	1970	9,960	Fair
I029 over Br Six Mile Ck	1970	9,960	Fair
US014 B over West Br Six Mile Ck	1967	9,030	Fair