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Csah 3 over Iosco Creek

Waseca County, Minnesota · rated Good in the 2025 National Bridge Inventory

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

Csah 3 over Iosco Creek in Waseca County, Minnesota, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the culvert, rated 7 (good condition) on the 0-9 scale.
It was built in 2011, making it 14 years old at the 2025 inventory.
It carries about 1,168 vehicles a day (traffic count year 2022).
Its listed owner is the county highway agency.
It is one of 21 of the 85 inventoried bridges in Waseca County rated good (24.7%); 7 (8.2%) are rated poor.
Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
Its class is unchanged from 2024 (good), but component ratings moved: culvert 8 to 7.
Its most recent inspection on record is dated November 2024, on a 48-month routine inspection cycle.
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

Component	Rating (2024)	Rating (2025)	FHWA scale meaning
Culvert	8	7	Good condition


Structure	Concrete culvert
Length	about 40 ft
Location	1.0 Mi SW of Jct Csah 5
NBI structure number	81J09
Condition class	Good
Traffic status (item 41)	Open, no restriction
Last inspection (item 90)	November 2024
Inspection interval (item 91)	48 months
Scour (item 113)	8: foundations stable, scour above the top of the footing

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

Bridge	Built	Vehicles/day	Condition
US 14 over Jud Ditch # 11	2004	9,977	Fair
US 14 over CR 60; Dme RR	2004	5,250	Good
US 14 over CR 60;DME RR	2004	4,989	Fair
US 14 over Csah 4	2008	3,500	Fair
US 14 over Dme RR	2008	3,500	Good
US 14 over Dme RR	2008	3,500	Good