US Bridges

NB US81 over S Fk Big Sandy Creek

Good

Thayer County, Nebraska · 4N Hebron · Structure no. S081 01662R

Built
1997
28 years old
Condition
Good
inspected July 2021
Type
Slab
Concrete Continuous
Length
120 ft
3 main spans
Daily traffic
5,100
2018 count
Owner
State
State Highway Agency

About this bridge

NB US81 over S Fk Big Sandy Creek is a concrete continuous slab carrying NB US81 over S Fk Big Sandy Creek in Thayer County, Nebraska. It was built in 1997, so it is 28 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 5,100 vehicles a day, roughly 24% of them trucks, projected to reach 7,650 by 2038. The structure is 120 ft (36.6 m) long and 41 ft wide. If it were closed, the detour would be 31.1 mi (50 km).

Location

Open in Google Maps
CarriesNB US81
CrossesS Fk Big Sandy Creek
Location4N Hebron
RouteU.S. Route 81
CountyThayer County
StateNebraska
Coordinates40.2278, -97.5766
Functional classRural Principal Arterial - Other

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than 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 rating81.6 US tons
Inventory rating48.5 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length120 ft (36.6 m)
Longest span46 ft (14 m)
Deck width41 ft (12.4 m)
Roadway width38 ft (11.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,100 (2018)
Projected traffic7,650 by 2038
Trucks24%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed31.1 mi (50 km)
TollOn a free road
National Highway SystemYes

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 NB US81 over S Fk Big Sandy Creek built?

It was built in 1997, making it 28 years old in 2025.

What condition is NB US81 over S Fk 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 July 2021.

How much traffic does NB US81 over S Fk Big Sandy Creek carry?

About 5,100 vehicles per day (2018 count), of which roughly 24% are trucks.

How long is NB US81 over S Fk Big Sandy Creek?

The structure is 120 ft (36.6 m) long with a longest span of 46 ft (14 m) and a deck 41 ft wide.

Who owns NB US81 over S Fk Big Sandy Creek?

It is owned by the State Highway Agency.