US Bridges

557 Ave over Antelope Creek

FairPosted for load

Cedar County, Nebraska · 1SW of Menominee · Structure no. C001401135

Built
1965
60 years old
Condition
Fair
inspected September 2023
Type
Girder and Floorbeam System
Steel
Length
36 ft
1 main span
Daily traffic
40
2003 count
Owner
County
County Highway Agency

About this bridge

557 Ave over Antelope Creek is a steel girder and floorbeam system carrying 557 Ave over Antelope Creek in Cedar County, Nebraska. It was built in 1965, so it is 60 years old, older than the Nebraska average of 47.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 40 vehicles a day, projected to reach 54 by 2033. The structure is 36 ft (11 m) long and 21 ft wide. If it were closed, the detour would be 31.1 mi (50 km).

Location

Open in Google Maps
Carries557 Ave
CrossesAntelope Creek
Location1SW of Menominee
RouteCounty Highway 11
CountyCedar County
StateNebraska
Coordinates42.7773, -97.387
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating17.6 US tons
Inventory rating9.9 US tons

Structure

Structure typeGirder and Floorbeam System
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadUnknown
Structure length36 ft (11 m)
Longest span35 ft (10.7 m)
Deck width21 ft (6.3 m)
Roadway width21 ft (6.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2003)
Projected traffic54 by 2033
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed31.1 mi (50 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 557 Ave over Antelope Creek built?

It was built in 1965, making it 60 years old in 2025.

What condition is 557 Ave over Antelope 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 September 2023.

How much traffic does 557 Ave over Antelope Creek carry?

About 40 vehicles per day (2003 count).

How long is 557 Ave over Antelope Creek?

The structure is 36 ft (11 m) long with a longest span of 35 ft (10.7 m) and a deck 21 ft wide.

Who owns 557 Ave over Antelope Creek?

It is owned by the County Highway Agency.