US Bridges

Washington Street over Odebolt Creek

Poor

Ida County, Iowa · 087401408 · Structure no. 000000000501960

Built
1972
53 years old
Condition
Poor
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
179 ft
3 main spans
Daily traffic
1,635
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Washington Street over Odebolt Creek is a steel continuous stringer/multi-beam or girder carrying Washington Street over Odebolt Creek in Ida County, Iowa. It was built in 1972, so it is 53 years old, older than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 1,635 vehicles a day, projected to reach 1,635 by 2044. The structure is 179 ft (54.6 m) long and 30 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesWashington Street
CrossesOdebolt Creek
Location087401408
RouteCity Street 0
StateIowa
Coordinates42.34621, -95.46767
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating40.5 US tons
Inventory rating24.9 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length179 ft (54.6 m)
Longest span68 ft (20.7 m)
Deck width30 ft (9.1 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,635 (2022)
Projected traffic1,635 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Washington Street over Odebolt Creek built?

It was built in 1972, making it 53 years old in 2025.

What condition is Washington Street over Odebolt Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in February 2024.

How much traffic does Washington Street over Odebolt Creek carry?

About 1,635 vehicles per day (2022 count).

How long is Washington Street over Odebolt Creek?

The structure is 179 ft (54.6 m) long with a longest span of 68 ft (20.7 m) and a deck 30 ft wide.

Who owns Washington Street over Odebolt Creek?

It is owned by the City or Municipal Highway Agency.