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Mcpherson Ave over over BNSF RR

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

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

Mcpherson Ave over over BNSF RR in Pottawattamie County, Iowa, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1990, making it 35 years old at the 2025 inventory.
It carries about 3,786 vehicles a day (traffic count year 2022).
Its listed owner is a city or municipal highway agency.
It is one of 288 of the 557 inventoried bridges in Pottawattamie County rated fair (51.7%); 50 (9.0%) are rated poor.
A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.

Component ratings


Structure	Prestressed concrete stringer or multi-beam girder
Length	about 230 ft
Location	000000000
NBI structure number	000000000503251
Condition class	Fair

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