US Bridges

Irr/County Highway over Turtle Creek

Fair

Thurston County, Nebraska · 1NW of Winnebago · Structure no. C008710635

Built
2016
9 years old
Condition
Fair
inspected October 2023
Type
Girder and Floorbeam System
Steel
Length
25 ft
1 main span
Daily traffic
60
2003 count
Owner
County
County Highway Agency

About this bridge

Irr/County Highway over Turtle Creek is a steel girder and floorbeam system carrying Irr/County Highway over Turtle Creek in Thurston County, Nebraska. It was built in 2016, so it is 9 years old, younger 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.

It carries about 60 vehicles a day, projected to reach 81 by 2033. The structure is 25 ft (7.5 m) long and 24 ft wide. If it were closed, the detour would be 62.1 mi (100 km).

Location

Open in Google Maps
CarriesIrr/County Highway
CrossesTurtle Creek
Location1NW of Winnebago
RouteCounty Highway 106
CountyThurston County
StateNebraska
Coordinates42.2499, -96.4971
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating58.4 US tons
Inventory rating45.2 US tons

Structure

Structure typeGirder and Floorbeam System
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length25 ft (7.5 m)
Longest span25 ft (7.5 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60 (2003)
Projected traffic81 by 2033
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed62.1 mi (100 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 Irr/County Highway over Turtle Creek built?

It was built in 2016, making it 9 years old in 2025.

What condition is Irr/County Highway over Turtle 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 October 2023.

How much traffic does Irr/County Highway over Turtle Creek carry?

About 60 vehicles per day (2003 count).

How long is Irr/County Highway over Turtle Creek?

The structure is 25 ft (7.5 m) long with a longest span of 25 ft (7.5 m) and a deck 24 ft wide.

Who owns Irr/County Highway over Turtle Creek?

It is owned by the County Highway Agency.