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SD050 over Snatch Ck

Bon Homme County, South Dakota · rated Fair in the 2025 National Bridge Inventory

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

SD050 over Snatch Ck in Bon Homme County, South Dakota, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 5 (fair condition) on the 0-9 scale.
It was built in 1956, making it 69 years old at the 2025 inventory.
It carries about 2,649 vehicles a day (traffic count year 2024).
Its listed owner is the state highway agency.
It is one of 66 of the 126 inventoried bridges in Bon Homme County rated fair (52.4%); 34 (27.0%) 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	Steel stringer or multi-beam girder
Length	about 143 ft
Location	3.3 NW Jct Sd 25
NBI structure number	000000005199135
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
SD050 over Drainage Ditch	1955	2,674	Good
SD050 over Charley Ck	1979	2,510	Good
SD050 over West Br Emanuel Ck	1960	2,498	Fair
SD050 over Emanuel Ck	1960	2,498	Fair
SD037 over Unnamed Ck	2019	1,604	Good
SD037 over Ck	1958	1,375	Fair