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39460 289TH Street over Creek

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

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

39460 289TH Street over Creek in Charles Mix 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 culvert, rated 3 (serious condition) on the 0-9 scale.
It was built in 1940, making it 85 years old at the 2025 inventory.
It carries about 48 vehicles a day (traffic count year 2022).
Its listed owner is the county highway agency.
It is one of 24 of the 103 inventoried bridges in Charles Mix County rated poor (23.3%); 24 (23.3%) 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

Component	Rating (2025)	FHWA scale meaning
Culvert	3	Serious condition


Structure	Continuous concrete culvert
Length	about 23 ft
Location	8.0N & 0.4W of Wagner
NBI structure number	000000012506210
Condition class	Poor

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

Bridge	Built	Vehicles/day	Condition
SD045 over Drainage Channel	1994	3,934	Good
SD044 over Platte Ck	1964	2,420	Fair
SD044 over Castalia Ck	1963	1,538	Good
Irr US018 over Saint Francis Bay	2023	1,494	Good
Irr SD050 over Trib Choteau Ck	2020	1,329	Good
Old Irr SD050 over Ck	1940	1,329	Fair