Home › Iowa › Jones County › US 151 NB over Maquoketa River

US 151 NB over Maquoketa River

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

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

US 151 NB over Maquoketa River in Jones 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 2003, making it 22 years old at the 2025 inventory.
It carries about 4,400 vehicles a day (traffic count year 2022).
Its listed owner is the state highway agency.
It is one of 85 of the 230 inventoried bridges in Jones County rated good (37.0%); 11 (4.8%) 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 1,073 ft
Location	1.1 Mi. N of Jct. Ia 38
NBI structure number	000000000608315
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
US 151 over Drainage Ditch	1964	14,100	Fair
US 151 over Unnamed Creek	2001	12,200	Good
3RD Street over Fawn Creek	1965	7,954	Fair
US 151 SB over Wapsipinicon River	1964	7,350	Fair
US 151 NB over Wapsipinicon River	2002	7,200	Fair
US 151 SB over Kitty Creek	1960	6,250	Fair