US Bridges

US81 over Stream

Good

Thayer County, Nebraska · 9N Hebron · Structure no. S081 02180

Built
1937
88 years old, rebuilt 1998
Condition
Good
inspected July 2023
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
5,495
2018 count
Owner
State
State Highway Agency

About this bridge

US81 over Stream is a concrete culvert carrying US81 over Stream in Thayer County, Nebraska. It was built in 1937 and reconstructed in 1998, so it is 88 years old, older 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 5,495 vehicles a day, roughly 29% of them trucks, projected to reach 7,968 by 2038. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 31.1 mi (50 km).

CarriesUS81
CrossesStream
Location9N Hebron
RouteU.S. Route 81
Coordinates40.3037, -97.5767
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36.4 US tons
Inventory rating24.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,495 (2018)
Projected traffic7,968 by 2038
Trucks29%
Lanes on structure4
Traffic directionTwo-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 US81 over Stream built?

It was built in 1937, making it 88 years old in 2025. It was reconstructed in 1998.

What condition is US81 over Stream 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 2023.

How much traffic does US81 over Stream carry?

About 5,495 vehicles per day (2018 count), of which roughly 29% are trucks.

How long is US81 over Stream?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m).

Who owns US81 over Stream?

It is owned by the State Highway Agency.