US Bridges

Irr/County Highway over North Blackbird Creek

Good

Thurston County, Nebraska · 2S 3.5E of Winnebago · Structure no. C008701005P

Built
1995
30 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
66 ft
1 main span
Daily traffic
25
2003 count
Owner
County
County Highway Agency

About this bridge

Irr/County Highway over North Blackbird Creek is a steel stringer/multi-beam or girder carrying Irr/County Highway over North Blackbird Creek in Thurston County, Nebraska. It was built in 1995, so it is 30 years old, younger than the Nebraska average of 47.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 25 vehicles a day, projected to reach 42 by 2033. The structure is 66 ft (20.1 m) long and 25 ft wide. If it were closed, the detour would be 18.6 mi (30 km).

CarriesIrr/County Highway
CrossesNorth Blackbird Creek
Location2S 3.5E of Winnebago
RouteCounty Highway 0P10
Coordinates42.2082, -96.3982
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating48.5 US tons
Inventory rating28.7 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length66 ft (20.1 m)
Longest span65 ft (19.8 m)
Deck width25 ft (7.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2003)
Projected traffic42 by 2033
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18.6 mi (30 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Irr/County Highway over North Blackbird Creek built?

It was built in 1995, making it 30 years old in 2025.

What condition is Irr/County Highway over North Blackbird Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in October 2023.

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

About 25 vehicles per day (2003 count).

How long is Irr/County Highway over North Blackbird Creek?

The structure is 66 ft (20.1 m) long with a longest span of 65 ft (19.8 m) and a deck 25 ft wide.

Who owns Irr/County Highway over North Blackbird Creek?

It is owned by the County Highway Agency.