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Local over Drainage

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

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

Local over Drainage in Montgomery 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 3 (serious condition) on the 0-9 scale.
It was built in 1952, making it 73 years old at the 2025 inventory.
It carries about 15 vehicles a day (traffic count year 2021).
Its listed owner is the county highway agency.
It is one of 52 of the 209 inventoried bridges in Montgomery County rated poor (24.9%); 52 (24.9%) 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	Timber stringer or multi-beam girder
Length	about 58 ft
Location	071373202
NBI structure number	000000000254560
Condition class	Poor

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

Bridge	Built	Vehicles/day	Condition
Ia 48 over Stream	1931	7,600	Fair
US 34 over East Nishnabotna River	1964	4,460	Fair
Ia 48 over Red Oak Creek	1918	4,460	Fair
US 34 over Indian Creek	1964	4,030	Fair
US 34 over Crabapple Creek	1964	4,030	Fair
US 34 over West Tarkio Creek	1964	3,990	Fair