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US 34 over E Nodaway River & BNSF R

Adams County, Iowa · rated Fair in the 2025 National Bridge Inventory

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

US 34 over E Nodaway River & BNSF R in Adams County, Iowa, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 5 (fair condition) on the 0-9 scale.
It was built in 1964, making it 61 years old at the 2025 inventory.
It carries about 2,970 vehicles a day (traffic count year 2022).
Its listed owner is the state highway agency.
It is one of 77 of the 185 inventoried bridges in Adams County rated fair (41.6%); 85 (45.9%) 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	Continuous steel stringer or multi-beam girder
Length	about 831 ft
Location	0.8 Mi. W of JCT.148
NBI structure number	000000000013320
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
Ia 148 over East Nodaway River	1976	3,580	Fair
Ia 148 over over BNSF RR	1976	3,580	Good
US 34 over Metz Creek	1921	2,390	Fair
US 34 over Platte River	2014	2,390	Good
US 34 over Kemp Creek	1964	2,240	Fair
Sycamore Avenue over Saylings Creek	1967	1,404	Fair