US Bridges

N14 over Big Sandy Creek

Good

Clay County, Nebraska · 6S Clay Center · Structure no. S014 03182

Built
2017
8 years old
Condition
Good
inspected August 2023
Type
Slab
Concrete Continuous
Length
92 ft
3 main spans
Daily traffic
1,755
2018 count
Owner
State
State Highway Agency

About this bridge

N14 over Big Sandy Creek is a concrete continuous slab carrying N14 over Big Sandy Creek in Clay County, Nebraska. It was built in 2017, so it is 8 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 1,755 vehicles a day, roughly 18% of them trucks, projected to reach 2,282 by 2038. The structure is 92 ft (28 m) long and 47 ft wide. If it were closed, the detour would be 31.1 mi (50 km).

CarriesN14
CrossesBig Sandy Creek
Location6S Clay Center
RouteState Highway 14
Coordinates40.4395, -98.0515
Functional classRural Minor Arterial

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.
Substructure9 ExcellentNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.1 US tons
Inventory rating41.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length92 ft (28 m)
Longest span36 ft (11 m)
Deck width47 ft (14.2 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,755 (2018)
Projected traffic2,282 by 2038
Trucks18%
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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was N14 over Big Sandy Creek built?

It was built in 2017, making it 8 years old in 2025.

What condition is N14 over Big Sandy 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 August 2023.

How much traffic does N14 over Big Sandy Creek carry?

About 1,755 vehicles per day (2018 count), of which roughly 18% are trucks.

How long is N14 over Big Sandy Creek?

The structure is 92 ft (28 m) long with a longest span of 36 ft (11 m) and a deck 47 ft wide.

Who owns N14 over Big Sandy Creek?

It is owned by the State Highway Agency.