US Bridges

Local over Asher Creek

Poor

Marshall County, Iowa · 084180901 · Structure no. 000000000243380

Built
1955
70 years old
Condition
Poor
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
132 ft
3 main spans
Daily traffic
29
2022 count
Owner
County
County Highway Agency

About this bridge

Local over Asher Creek is a prestressed concrete stringer/multi-beam or girder carrying Local over Asher Creek in Marshall County, Iowa. It was built in 1955, so it is 70 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 29 vehicles a day, projected to reach 29 by 2043. The structure is 132 ft (40.2 m) long and 26 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesLocal
CrossesAsher Creek
Location084180901
RouteCounty Highway 0
CountyMarshall County
StateIowa
Coordinates42.10654, -92.9509
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 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 alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating27.7 US tons
Inventory rating16.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length132 ft (40.2 m)
Longest span44 ft (13.4 m)
Deck width26 ft (8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic29 (2022)
Projected traffic29 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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$1.4 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Local over Asher Creek built?

It was built in 1955, making it 70 years old in 2025.

What condition is Local over Asher 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 November 2023.

How much traffic does Local over Asher Creek carry?

About 29 vehicles per day (2022 count).

How long is Local over Asher Creek?

The structure is 132 ft (40.2 m) long with a longest span of 44 ft (13.4 m) and a deck 26 ft wide.

Who owns Local over Asher Creek?

It is owned by the County Highway Agency.