US Bridges

Local over Stream

PoorPosted for load

Decatur County, Iowa · 069253008 · Structure no. 000000000138030

Built
1960
65 years old, rebuilt 1991
Condition
Poor
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
24 ft
1 main span
Daily traffic
190
2022 count
Owner
County
County Highway Agency

About this bridge

Local over Stream is a steel stringer/multi-beam or girder carrying Local over Stream in Decatur County, Iowa. It was built in 1960 and reconstructed in 1991, so it is 65 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 3 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. Its operating status is: posted for load restriction.

It carries about 190 vehicles a day, projected to reach 190 by 2043. The structure is 24 ft (7.3 m) long and 30 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesLocal
CrossesStream
Location069253008
RouteCity Street 0
StateIowa
Coordinates40.74097, -93.77155
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating14.9 US tons
Inventory rating9.3 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadUnknown
Structure length24 ft (7.3 m)
Longest span23 ft (7 m)
Deck width30 ft (9.2 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic190 (2022)
Projected traffic190 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Local over Stream built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 1991.

What condition is Local over Stream 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 November 2023.

How much traffic does Local over Stream carry?

About 190 vehicles per day (2022 count).

How long is Local over Stream?

The structure is 24 ft (7.3 m) long with a longest span of 23 ft (7 m) and a deck 30 ft wide.

Who owns Local over Stream?

It is owned by the County Highway Agency.