US Bridges

Local over Big Cedar Creek

Good

Henry County, Iowa · 071073303 · Structure no. 000000000180781

Built
1978
47 years old
Condition
Good
inspected February 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
245 ft
3 main spans
Daily traffic
113
2022 count
Owner
County
County Highway Agency

About this bridge

Local over Big Cedar Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying Local over Big Cedar Creek in Henry County, Iowa. It was built in 1978, so it is 47 years old, older 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 113 vehicles a day, projected to reach 113 by 2043. The structure is 245 ft (74.7 m) long and 30 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesLocal
CrossesBig Cedar Creek
Location071073303
RouteCounty Highway 0
StateIowa
Coordinates40.90582, -91.67075
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating68.8 US tons
Inventory rating27.4 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length245 ft (74.7 m)
Longest span81 ft (24.7 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic113 (2022)
Projected traffic113 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 Big Cedar Creek built?

It was built in 1978, making it 47 years old in 2025.

What condition is Local over Big 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 February 2023.

How much traffic does Local over Big Cedar Creek carry?

About 113 vehicles per day (2022 count).

How long is Local over Big Cedar Creek?

The structure is 245 ft (74.7 m) long with a longest span of 81 ft (24.7 m) and a deck 30 ft wide.

Who owns Local over Big Cedar Creek?

It is owned by the County Highway Agency.