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US 52 & Ia 64 over Mississippi R Overflow

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

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

US 52 & Ia 64 over Mississippi R Overflow in Jackson 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 2018, making it 7 years old at the 2025 inventory.
It carries about 2,150 vehicles a day (traffic count year 2022).
Its listed owner is the state highway agency.
It is one of 78 of the 252 inventoried bridges in Jackson County rated good (31.0%); 36 (14.3%) 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	Prestressed concrete stringer or multi-beam girder
Length	about 381 ft
Location	1.8 mi. E US 67
NBI structure number	000000000029951
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
US 61 over Drainage Ditch	1967	8,100	Good
Y53 200TH Ave over Prairie Creek	2022	7,205	Good
US 61 NB over S Fork Maquoketa River	1967	5,100	Fair
US 61 SB over S Fork Maquoket River	1998	5,100	Fair
NB US 61 over Prairie Creek	1967	4,600	Fair
SB US 61 over Prairie Creek	1996	4,600	Good