US Bridges

FM over Little Wapsipinicon Rvr

Good

Chickasaw County, Iowa · 096132903 · Structure no. 000000000112691

Built
1980
45 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
204 ft
3 main spans
Daily traffic
88
2022 count
Owner
County
County Highway Agency

About this bridge

FM over Little Wapsipinicon Rvr is a prestressed concrete stringer/multi-beam or girder carrying FM over Little Wapsipinicon Rvr in Chickasaw County, Iowa. It was built in 1980, so it is 45 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 88 vehicles a day, projected to reach 88 by 2043. The structure is 204 ft (62.2 m) long and 32 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesFM
CrossesLittle Wapsipinicon Rvr
Location096132903
RouteCounty Highway 0
StateIowa
Coordinates43.11269, -92.4057
Functional classRural Minor Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating71.1 US tons
Inventory rating31 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length204 ft (62.2 m)
Longest span73 ft (22.3 m)
Deck width32 ft (9.7 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic88 (2022)
Projected traffic88 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 Little Wapsipinicon Rvr built?

It was built in 1980, making it 45 years old in 2025.

What condition is FM over Little Wapsipinicon Rvr 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 March 2023.

How much traffic does FM over Little Wapsipinicon Rvr carry?

About 88 vehicles per day (2022 count).

How long is FM over Little Wapsipinicon Rvr?

The structure is 204 ft (62.2 m) long with a longest span of 73 ft (22.3 m) and a deck 32 ft wide.

Who owns FM over Little Wapsipinicon Rvr?

It is owned by the County Highway Agency.