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146TH Street over Preachers Run Creek

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

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

146TH Street over Preachers Run Creek in Edmunds 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 2004, making it 21 years old at the 2025 inventory.
It carries about 60 vehicles a day (traffic count year 2022).
Its listed owner is the county highway agency.
It is one of 8 of the 20 inventoried bridges in Edmunds County rated fair (40.0%); 5 (25.0%) 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	Prestressed concrete tee beam
Length	about 40 ft
Location	12.0S & 9.5E of Ipswich
NBI structure number	000000023425220
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
US012 over Preachers Run Ck	1974	3,329	Fair
US012 over Burlington Northern RR	1970	3,329	Fair
US012 over Ck	1974	2,666	Poor
US012 over BNSF RR	2006	2,068	Good
SD045 over Ck	1986	660	Fair
SD045 over Ck	1992	391	Good