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180TH St over Sugar Creek

Cedar County, Iowa · rated Poor in the 2025 National Bridge Inventory

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

180TH St over Sugar Creek in Cedar County, Iowa, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 0 (failed condition, out of service) on the 0-9 scale.
It was built in 1976, making it 49 years old at the 2025 inventory.
It carries about 45 vehicles a day (traffic count year 2021).
Its listed owner is the county highway agency.
It is one of 60 of the 300 inventoried bridges in Cedar County rated poor (20.0%); 60 (20.0%) 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
Deck	0	Failed condition, out of service
Superstructure	0	Failed condition, out of service
Substructure	0	Failed condition, out of service


Structure	Steel stringer or multi-beam girder
Length	about 23 ft
Location	081021603
NBI structure number	000000000103661
Condition class	Poor

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

Bridge	Built	Vehicles/day	Condition
I-80 over Stream	1960	39,700	Fair
I-80 over Stream	1960	39,700	Fair
I-80 over Middle Wapsinonoc Creek	1960	39,700	Fair
I-80 over Drainage Ditch	1959	36,000	Fair
I-80 over Little Elkhorn Creek	1959	36,000	Fair
I-80 over Drainage Ditch	1960	36,000	Fair