US Bridges

FM over Maynes Creek

Good

Butler County, Iowa · 091181502 · Structure no. 000000000088081

Built
1992
33 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
176 ft
3 main spans
Daily traffic
579
2022 count
Owner
County
County Highway Agency

About this bridge

FM over Maynes Creek is a prestressed concrete stringer/multi-beam or girder carrying FM over Maynes Creek in Butler County, Iowa. It was built in 1992, so it is 33 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 579 vehicles a day, roughly 27% of them trucks, projected to reach 579 by 2043. The structure is 176 ft (53.6 m) long and 32 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesFM
CrossesMaynes Creek
Location091181502
RouteCounty Highway 0
StateIowa
Coordinates42.69265, -92.96681
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating91.4 US tons
Inventory rating42.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length176 ft (53.6 m)
Longest span64 ft (19.5 m)
Deck width32 ft (9.8 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic579 (2022)
Projected traffic579 by 2043
Trucks27%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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$730,000
NavigationNo navigation control on waterway

Frequently asked questions

When was FM over Maynes Creek built?

It was built in 1992, making it 33 years old in 2025.

What condition is FM over Maynes Creek 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 Maynes Creek carry?

About 579 vehicles per day (2022 count), of which roughly 27% are trucks.

How long is FM over Maynes Creek?

The structure is 176 ft (53.6 m) long with a longest span of 64 ft (19.5 m) and a deck 32 ft wide.

Who owns FM over Maynes Creek?

It is owned by the County Highway Agency.