US Bridges

FM over Indian Creek Trib

FairPosted for load

Montgomery County, Iowa · 073392202 · Structure no. 000000000256840

Built
1957
68 years old, rebuilt 2006
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
80 ft
1 main span
Daily traffic
131
2021 count
Owner
County
County Highway Agency

About this bridge

FM over Indian Creek Trib is a steel stringer/multi-beam or girder carrying FM over Indian Creek Trib in Montgomery County, Iowa. It was built in 1957 and reconstructed in 2006, so it is 68 years old, older 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for other load-capacity restriction.

It carries about 131 vehicles a day, roughly 15% of them trucks, projected to reach 131 by 2043. The structure is 80 ft (24.4 m) long and 29 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesFM
CrossesIndian Creek Trib
Location073392202
RouteCounty Highway 0
StateIowa
Coordinates41.11091, -95.32754
Functional classRural Major 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusPosted for other load-capacity restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.6 US tons
Inventory rating19.8 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length80 ft (24.4 m)
Longest span79 ft (24.1 m)
Deck width29 ft (8.7 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic131 (2021)
Projected traffic131 by 2043
Trucks15%
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was FM over Indian Creek Trib built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 2006.

What condition is FM over Indian Creek Trib 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 Indian Creek Trib carry?

About 131 vehicles per day (2021 count), of which roughly 15% are trucks.

How long is FM over Indian Creek Trib?

The structure is 80 ft (24.4 m) long with a longest span of 79 ft (24.1 m) and a deck 29 ft wide.

Who owns FM over Indian Creek Trib?

It is owned by the County Highway Agency.