US Bridges

FM over Two Mile Creek

Good

Chickasaw County, Iowa · 094142601 · Structure no. 000000000110991

Built
1975
50 years old
Condition
Good
inspected March 2024
Type
Slab
Concrete Continuous
Length
128 ft
3 main spans
Daily traffic
39
2022 count
Owner
County
County Highway Agency

About this bridge

FM over Two Mile Creek is a concrete continuous slab carrying FM over Two Mile Creek in Chickasaw County, Iowa. It was built in 1975, so it is 50 years old, older 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 39 vehicles a day, projected to reach 39 by 2044. The structure is 128 ft (39 m) long and 32 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesFM
CrossesTwo Mile Creek
Location094142601
RouteCounty Highway 0
StateIowa
Coordinates42.93615, -92.46474
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 2024
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.4 US tons
Inventory rating33.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length128 ft (39 m)
Longest span49 ft (14.9 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic39 (2022)
Projected traffic39 by 2044
Trucks0%
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 Two Mile Creek built?

It was built in 1975, making it 50 years old in 2025.

What condition is FM over Two Mile 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 2024.

How much traffic does FM over Two Mile Creek carry?

About 39 vehicles per day (2022 count).

How long is FM over Two Mile Creek?

The structure is 128 ft (39 m) long with a longest span of 49 ft (14.9 m) and a deck 32 ft wide.

Who owns FM over Two Mile Creek?

It is owned by the County Highway Agency.