US Bridges

Local over Stream

Poor

Poweshiek County, Iowa · 078142401 · Structure no. 000000000291420

Built
1949
76 years old, rebuilt 2000
Condition
Poor
inspected December 2023
Type
Tee Beam
Prestressed Concrete
Length
29 ft
1 main span
Daily traffic
26
2022 count
Owner
County
County Highway Agency

About this bridge

Local over Stream is a prestressed concrete tee beam carrying Local over Stream in Poweshiek County, Iowa. It was built in 1949 and reconstructed in 2000, so it is 76 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 26 vehicles a day, projected to reach 26 by 2043. The structure is 29 ft (8.8 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesLocal
CrossesStream
Location078142401
RouteCounty Highway 0
StateIowa
Coordinates41.55293, -92.42897
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
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 geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40.9 US tons
Inventory rating29 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length29 ft (8.8 m)
Longest span28 ft (8.5 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26 (2022)
Projected traffic26 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$446,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Local over Stream built?

It was built in 1949, making it 76 years old in 2025. It was reconstructed in 2000.

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 December 2023.

How much traffic does Local over Stream carry?

About 26 vehicles per day (2022 count).

How long is Local over Stream?

The structure is 29 ft (8.8 m) long with a longest span of 28 ft (8.5 m) and a deck 28 ft wide.

Who owns Local over Stream?

It is owned by the County Highway Agency.