US Bridges

N14 over Little Blue River

Fair

Nuckolls County, Nebraska · 8N Nelson · Structure no. S014 02410

Built
1980
45 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
338 ft
4 main spans
Daily traffic
1,585
2018 count
Owner
State
State Highway Agency

About this bridge

N14 over Little Blue River is a steel continuous stringer/multi-beam or girder carrying N14 over Little Blue River in Nuckolls County, Nebraska. It was built in 1980, so it is 45 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 6 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 1,585 vehicles a day, roughly 17% of them trucks, projected to reach 2,219 by 2038. The structure is 338 ft (103 m) long and 42 ft wide. If it were closed, the detour would be 31.1 mi (50 km).

CarriesN14
CrossesLittle Blue River
Location8N Nelson
RouteState Highway 14
Coordinates40.3326, -98.0673
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80.5 US tons
Inventory rating48.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4 (+2 approach)
Design loadUnknown
Structure length338 ft (103 m)
Longest span92 ft (28 m)
Deck width42 ft (12.9 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,585 (2018)
Projected traffic2,219 by 2038
Trucks17%
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

OwnerState Highway Agency
Maintained byState 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 N14 over Little Blue River built?

It was built in 1980, making it 45 years old in 2025.

What condition is N14 over Little Blue River 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 July 2023.

How much traffic does N14 over Little Blue River carry?

About 1,585 vehicles per day (2018 count), of which roughly 17% are trucks.

How long is N14 over Little Blue River?

The structure is 338 ft (103 m) long with a longest span of 92 ft (28 m) and a deck 42 ft wide.

Who owns N14 over Little Blue River?

It is owned by the State Highway Agency.