US Bridges

FM over West Nodaway

Good

Montgomery County, Iowa · 073363303 · Structure no. 000000000256201

Built
2003
22 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
226 ft
3 main spans
Daily traffic
71
2021 count
Owner
County
County Highway Agency

About this bridge

FM over West Nodaway is a prestressed concrete stringer/multi-beam or girder carrying FM over West Nodaway in Montgomery County, Iowa. It was built in 2003, so it is 22 years old, younger than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 71 vehicles a day, roughly 31% of them trucks, projected to reach 71 by 2043. The structure is 226 ft (68.9 m) long and 33 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesFM
CrossesWest Nodaway
Location073363303
RouteCounty Highway 0
StateIowa
Coordinates41.07975, -94.99489
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating87.2 US tons
Inventory rating44 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length226 ft (68.9 m)
Longest span82 ft (25 m)
Deck width33 ft (10.1 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic71 (2021)
Projected traffic71 by 2043
Trucks31%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FM over West Nodaway built?

It was built in 2003, making it 22 years old in 2025.

What condition is FM over West Nodaway in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2023.

How much traffic does FM over West Nodaway carry?

About 71 vehicles per day (2021 count), of which roughly 31% are trucks.

How long is FM over West Nodaway?

The structure is 226 ft (68.9 m) long with a longest span of 82 ft (25 m) and a deck 33 ft wide.

Who owns FM over West Nodaway?

It is owned by the County Highway Agency.