US Bridges

Nuthatch over Elk Creek

Fair

Worth County, Iowa · 099202904 · Structure no. 000000000356120

Built
1961
64 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
58 ft
1 main span
Daily traffic
41
2022 count
Owner
County
County Highway Agency

About this bridge

Nuthatch over Elk Creek is a prestressed concrete stringer/multi-beam or girder carrying Nuthatch over Elk Creek in Worth County, Iowa. It was built in 1961, so it is 64 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 41 vehicles a day, projected to reach 41 by 2043. The structure is 58 ft (17.7 m) long and 26 ft wide. If it were closed, the detour would be 13 mi (21 km).

CarriesNuthatch
CrossesElk Creek
Location099202904
RouteCounty Highway 0
StateIowa
Coordinates43.37051, -93.23057
Functional classRural Local

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.7 US tons
Inventory rating20.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length58 ft (17.7 m)
Longest span55 ft (16.8 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic41 (2022)
Projected traffic41 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 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 Nuthatch over Elk Creek built?

It was built in 1961, making it 64 years old in 2025.

What condition is Nuthatch over Elk 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 November 2023.

How much traffic does Nuthatch over Elk Creek carry?

About 41 vehicles per day (2022 count).

How long is Nuthatch over Elk Creek?

The structure is 58 ft (17.7 m) long with a longest span of 55 ft (16.8 m) and a deck 26 ft wide.

Who owns Nuthatch over Elk Creek?

It is owned by the County Highway Agency.