US Bridges

FM over Jordan Creek

PoorPosted for load

Monona County, Iowa · 083433302 · Structure no. 000000000250080

Built
1954
71 years old
Condition
Poor
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
129 ft
3 main spans
Daily traffic
60
2021 count
Owner
County
County Highway Agency

About this bridge

FM over Jordan Creek is a steel continuous stringer/multi-beam or girder carrying FM over Jordan Creek in Monona County, Iowa. It was built in 1954, so it is 71 years old, older than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 60 vehicles a day, roughly 22% of them trucks, projected to reach 60 by 2043. The structure is 129 ft (39.3 m) long and 22 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesFM
CrossesJordan Creek
Location083433302
RouteCounty Highway 0
StateIowa
Coordinates41.95112, -95.86619
Functional classRural Minor Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating30.6 US tons
Inventory rating18.4 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length129 ft (39.3 m)
Longest span49 ft (14.9 m)
Deck width22 ft (6.7 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60 (2021)
Projected traffic60 by 2043
Trucks22%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FM over Jordan Creek built?

It was built in 1954, making it 71 years old in 2025.

What condition is FM over Jordan Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in May 2023.

How much traffic does FM over Jordan Creek carry?

About 60 vehicles per day (2021 count), of which roughly 22% are trucks.

How long is FM over Jordan Creek?

The structure is 129 ft (39.3 m) long with a longest span of 49 ft (14.9 m) and a deck 22 ft wide.

Who owns FM over Jordan Creek?

It is owned by the County Highway Agency.