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P53 Eldorado Ave over I-80

Dallas County, Iowa · rated Good in the 2025 National Bridge Inventory

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

P53 Eldorado Ave over I-80 in Dallas County, Iowa, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
It was built in 1959 and reconstructed in 2010, making it 66 years old at the 2025 inventory.
It carries about 2,082 vehicles a day (traffic count year 2022).
Its listed owner is the state highway agency.
It is one of 96 of the 206 inventoried bridges in Dallas County rated good (46.6%); 18 (8.7%) are rated poor.
A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.

Component ratings


Structure	Continuous steel stringer or multi-beam girder
Length	about 330 ft
Location	at Jct. of I-80
NBI structure number	000000000022210
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
I-80 over Panther Creek	1965	32,100	Good
I-80 over Bear Creek	1965	29,500	Good
EB I-80 over over UP RR	1966	27,550	Fair
WB I-80 over over UP RR	1966	26,850	Fair
EB I-80 over Sugar Creek	1966	24,500	Fair
WB I-80 over Sugar Creek	1966	24,050	Fair