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Local - 760TH over Stale Branch

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

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

Local - 760TH over Stale Branch in Cass 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 4 (poor condition) on the 0-9 scale.
It was built in 1986, making it 39 years old at the 2025 inventory.
It carries about 11 vehicles a day (traffic count year 2022).
Its listed owner is the county highway agency.
It is one of 104 of the 296 inventoried bridges in Cass County rated poor (35.1%); 104 (35.1%) 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 tee beam
Length	about 40 ft
Location	074342302
NBI structure number	000000000096771
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 Camp Creek	1965	23,500	Fair
I-80 over Drainage Ditch	1959	23,000	Fair
I-80 over Stream	1965	22,400	Fair
I 80 EB over Indian Creek	2013	11,800	Good
I 80 WB over Indian Creek	2014	11,800	Good
EB I-80 over 570TH St	1966	11,750	Fair