US 59 over US 34

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

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

• US 59 over US 34 in Mills County, Iowa, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
• Its lowest-rated component is the superstructure, 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 1,090 vehicles a day (traffic count year 2023).
• Its listed owner is the state highway agency.
• It is one of 95 of the 184 inventoried bridges in Mills County rated fair (51.6%); 35 (19.0%) 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.

View this bridge on a map → (41.0303, -95.40356)

Component ratings

Bridge details

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

Busiest bridges in Mills County

All bridges nearby: Mills County, IA bridge conditions · every bridge in Mills County · Iowa bridges.

Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.