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Magnolia Road over Stream

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

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

Magnolia Road over Stream in Pottawattamie 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 1982, making it 43 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 50 of the 557 inventoried bridges in Pottawattamie County rated poor (9.0%); 50 (9.0%) 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	Steel stringer or multi-beam girder
Length	about 29 ft
Location	076432003
NBI structure number	000000000361970
Condition class	Poor

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

Bridge	Built	Vehicles/day	Condition
I-480 & US 6 over Missouri River & RR	1966	53,700	Fair
I-80 EB over Missouri River Rd & RR	1972	31,550	Fair
I 80 & US 6 over Little Mosquito Creek	1966	31,100	Fair
I 80 WB over Missouri Rvr Rd RR	2010	25,250	Good
I 29 SB over I-80 & I-29 Interchange	2014	23,900	Good
I-80 over Bedell Creek	1965	23,800	Fair