US Bridges

County Highway over Little Blue River

Good

Nuckolls County, Nebraska · 5N US136 Thayer Cl · Structure no. C006504920

Built
1986
39 years old
Condition
Good
inspected September 2021
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
242 ft
3 main spans
Daily traffic
40
2003 count
Owner
County
County Highway Agency

About this bridge

County Highway over Little Blue River is a steel continuous stringer/multi-beam or girder carrying County Highway over Little Blue River in Nuckolls County, Nebraska. It was built in 1986, so it is 39 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 40 vehicles a day, projected to reach 68 by 2033. The structure is 242 ft (73.8 m) long and 30 ft wide. If it were closed, the detour would be 37.3 mi (60 km).

CarriesCounty Highway
CrossesLittle Blue River
Location5N US136 Thayer Cl
RouteCounty Highway 49
Coordinates40.215, -97.82
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating68.3 US tons
Inventory rating40.8 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length242 ft (73.8 m)
Longest span90 ft (27.4 m)
Deck width30 ft (9.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2003)
Projected traffic68 by 2033
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed37.3 mi (60 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 County Highway over Little Blue River built?

It was built in 1986, making it 39 years old in 2025.

What condition is County Highway over Little Blue River 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 September 2021.

How much traffic does County Highway over Little Blue River carry?

About 40 vehicles per day (2003 count).

How long is County Highway over Little Blue River?

The structure is 242 ft (73.8 m) long with a longest span of 90 ft (27.4 m) and a deck 30 ft wide.

Who owns County Highway over Little Blue River?

It is owned by the County Highway Agency.