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Local over Dd

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

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

Local over Dd in Webster County, Iowa, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 3 (serious condition) on the 0-9 scale.
It was built in 1976, making it 49 years old at the 2025 inventory.
It carries about 46 vehicles a day (traffic count year 2022).
Its listed owner is the county highway agency.
It is one of 48 of the 190 inventoried bridges in Webster County rated poor (25.3%); 48 (25.3%) 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


Structure	Prestressed concrete stringer or multi-beam girder
Length	about 43 ft
Location	089273402
NBI structure number	000000000343160
Condition class	Poor

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

Bridge	Built	Vehicles/day	Condition
1ST Ave S over 21ST St & RR	1968	9,860	Fair
US 20 over Holliday Creek	1986	9,800	Good
US 20 over Drainage Ditch #4	1986	9,500	Good
5TH Ave over Drainage Ditch	1955	8,894	Poor
N 15TH St over Soldier Creek	1974	8,798	Poor
US 20 over Drainage Ditch 69	2011	7,900	Good