US Bridges

N15/N92 over Stream

Good

Butler County, Nebraska · 21N Seward · Structure no. S015 08725

Built
1963
62 years old, rebuilt 1991
Condition
Good
inspected June 2024
Type
Slab
Concrete Continuous
Length
50 ft
3 main spans
Daily traffic
5,155
2018 count
Owner
State
State Highway Agency

About this bridge

N15/N92 over Stream is a concrete continuous slab carrying N15/N92 over Stream in Butler County, Nebraska. It was built in 1963 and reconstructed in 1991, so it is 62 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 5,155 vehicles a day, roughly 13% of them trucks, projected to reach 8,248 by 2038. The structure is 50 ft (15.2 m) long and 63 ft wide. If it were closed, the detour would be 18.6 mi (30 km).

CarriesN15/N92
CrossesStream
Location21N Seward
RouteState Highway 15
Coordinates41.2066, -97.1027
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating32 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length50 ft (15.2 m)
Longest span18 ft (5.5 m)
Deck width63 ft (19.2 m)
Roadway width59 ft (18.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,155 (2018)
Projected traffic8,248 by 2038
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18.6 mi (30 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 N15/N92 over Stream built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 1991.

What condition is N15/N92 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 June 2024.

How much traffic does N15/N92 over Stream carry?

About 5,155 vehicles per day (2018 count), of which roughly 13% are trucks.

How long is N15/N92 over Stream?

The structure is 50 ft (15.2 m) long with a longest span of 18 ft (5.5 m) and a deck 63 ft wide.

Who owns N15/N92 over Stream?

It is owned by the State Highway Agency.