US Bridges

County Highway over North Platte River

Good

Keith County, Nebraska · .5N of Sarben · Structure no. C005127915

Built
1986
39 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
329 ft
5 main spans
Daily traffic
50
2003 count
Owner
County
County Highway Agency

About this bridge

County Highway over North Platte River is a prestressed concrete stringer/multi-beam or girder carrying County Highway over North Platte River in Keith 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 50 vehicles a day, projected to reach 85 by 2033. The structure is 329 ft (100.3 m) long and 30 ft wide. If it were closed, the detour would be 99.4 mi (160 km).

CarriesCounty Highway
CrossesNorth Platte River
Location.5N of Sarben
RouteCounty Highway 279
Coordinates41.1717, -101.3083
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 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 adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating59.5 US tons
Inventory rating36.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadH 20
Structure length329 ft (100.3 m)
Longest span66 ft (20.1 m)
Deck width30 ft (9.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2003)
Projected traffic85 by 2033
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed99.4 mi (160 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 North Platte River built?

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

What condition is County Highway over North Platte 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 November 2024.

How much traffic does County Highway over North Platte River carry?

About 50 vehicles per day (2003 count).

How long is County Highway over North Platte River?

The structure is 329 ft (100.3 m) long with a longest span of 66 ft (20.1 m) and a deck 30 ft wide.

Who owns County Highway over North Platte River?

It is owned by the County Highway Agency.