US Bridges

FM over Mud Creek

Fair

Cedar County, Iowa · 079010102 · Structure no. 000000000101471

Built
1986
39 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
67 ft
1 main span
Daily traffic
190
2021 count
Owner
County
County Highway Agency

About this bridge

FM over Mud Creek is a prestressed concrete stringer/multi-beam or girder carrying FM over Mud Creek in Cedar County, Iowa. It was built in 1986, so it is 39 years old, younger than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 190 vehicles a day, projected to reach 190 by 2043. The structure is 67 ft (20.4 m) long and 27 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesFM
CrossesMud Creek
Location079010102
RouteCounty Highway 0
StateIowa
Coordinates41.68248, -90.91864
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating48 US tons
Inventory rating28.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length67 ft (20.4 m)
Longest span65 ft (19.8 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic190 (2021)
Projected traffic190 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Mud Creek built?

It was built in 1986, making it 39 years old in 2025.

What condition is FM over Mud Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in May 2023.

How much traffic does FM over Mud Creek carry?

About 190 vehicles per day (2021 count).

How long is FM over Mud Creek?

The structure is 67 ft (20.4 m) long with a longest span of 65 ft (19.8 m) and a deck 27 ft wide.

Who owns FM over Mud Creek?

It is owned by the County Highway Agency.