US Bridges

FM over N Cedar Creek

Good

Marion County, Iowa · 074192403 · Structure no. 000000000238941

Built
1994
31 years old
Condition
Good
inspected December 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
192 ft
3 main spans
Daily traffic
110
2022 count
Owner
County
County Highway Agency

About this bridge

FM over N Cedar Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying FM over N Cedar Creek in Marion County, Iowa. It was built in 1994, so it is 31 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 110 vehicles a day, projected to reach 110 by 2043. The structure is 192 ft (58.5 m) long and 27 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesFM
CrossesN Cedar Creek
Location074192403
RouteCounty Highway 0
StateIowa
Coordinates41.19117, -92.99026
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 inspectionDecember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating85.1 US tons
Inventory rating41.6 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length192 ft (58.5 m)
Longest span69 ft (21 m)
Deck width27 ft (8.3 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic110 (2022)
Projected traffic110 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 N Cedar Creek built?

It was built in 1994, making it 31 years old in 2025.

What condition is FM over N Cedar 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 December 2022.

How much traffic does FM over N Cedar Creek carry?

About 110 vehicles per day (2022 count).

How long is FM over N Cedar Creek?

The structure is 192 ft (58.5 m) long with a longest span of 69 ft (21 m) and a deck 27 ft wide.

Who owns FM over N Cedar Creek?

It is owned by the County Highway Agency.