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350TH Avenue over S Fork Snake Creek

Faulk County, South Dakota · rated Good in the 2025 National Bridge Inventory

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

350TH Avenue over S Fork Snake Creek in Faulk County, South Dakota, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
It was built in 1988, making it 37 years old at the 2025 inventory.
It carries about 15 vehicles a day (traffic count year 2022).
Its listed owner is the county highway agency.
It is one of 8 of the 46 inventoried bridges in Faulk County rated good (17.4%); 11 (23.9%) are rated poor.
A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.

Component ratings


Structure	Prestressed concrete stringer or multi-beam girder
Length	about 143 ft
Location	3W Faulkton
NBI structure number	000000025190145
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
SD045 over South Fork Snake Ck	1975	855	Fair
US212 over Trib Ford Lake	2021	717	Good
US212 over Trib S Fork Snake Ck	2021	717	Good
US212 over Dry Run Ck	2008	710	Fair
US212 over South Fork Snake Ck	1939	688	Poor
SD020 over Ck	1975	661	Fair