US Bridges

Local over Cedar Creek

Good

Mahaska County, Iowa · 076140101 · Structure no. 000000000236821

Built
1993
32 years old
Condition
Good
inspected December 2021
Type
Arch - Deck
Concrete Continuous
Length
50 ft
2 main spans
Daily traffic
5
2022 count
Owner
County
County Highway Agency

About this bridge

Local over Cedar Creek is a concrete continuous arch - deck carrying Local over Cedar Creek in Mahaska County, Iowa. It was built in 1993, so it is 32 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 5 vehicles a day, projected to reach 5 by 2043. The structure is 50 ft (15.2 m) long and 43 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesLocal
CrossesCedar Creek
Location076140101
RouteCounty Highway 0
StateIowa
Coordinates41.42323, -92.42239
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating36 US tons

Structure

Structure typeArch - Deck
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length50 ft (15.2 m)
Longest span24 ft (7.3 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5 (2022)
Projected traffic5 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 Local over Cedar Creek built?

It was built in 1993, making it 32 years old in 2025.

What condition is Local over 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 2021.

How much traffic does Local over Cedar Creek carry?

About 5 vehicles per day (2022 count).

How long is Local over Cedar Creek?

The structure is 50 ft (15.2 m) long with a longest span of 24 ft (7.3 m) and a deck 43 ft wide.

Who owns Local over Cedar Creek?

It is owned by the County Highway Agency.