US Bridges

US 59 over Odebolt Creek

Fair

Ida County, Iowa · 0.1 Mi. S of Ia 175 · Structure no. 000000000029130

Built
1947
78 years old, rebuilt 2010
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
155 ft
3 main spans
Daily traffic
1,720
2023 count
Owner
State
State Highway Agency

About this bridge

US 59 over Odebolt Creek is a steel continuous stringer/multi-beam or girder carrying US 59 over Odebolt Creek in Ida County, Iowa. It was built in 1947 and reconstructed in 2010, so it is 78 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 1,720 vehicles a day, roughly 19% of them trucks, projected to reach 1,720 by 2043. The structure is 155 ft (47.2 m) long and 28 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesUS 59
CrossesOdebolt Creek
Location0.1 Mi. S of Ia 175
RouteU.S. Route 59
StateIowa
Coordinates42.32978, -95.43923
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating57.4 US tons
Inventory rating34.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length155 ft (47.2 m)
Longest span59 ft (18 m)
Deck width28 ft (8.6 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,720 (2023)
Projected traffic1,720 by 2043
Trucks19%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 59 over Odebolt Creek built?

It was built in 1947, making it 78 years old in 2025. It was reconstructed in 2010.

What condition is US 59 over Odebolt Creek 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 February 2024.

How much traffic does US 59 over Odebolt Creek carry?

About 1,720 vehicles per day (2023 count), of which roughly 19% are trucks.

How long is US 59 over Odebolt Creek?

The structure is 155 ft (47.2 m) long with a longest span of 59 ft (18 m) and a deck 28 ft wide.

Who owns US 59 over Odebolt Creek?

It is owned by the State Highway Agency.