US Bridges

N15 over Stream

Fair

Dixon County, Nebraska · 4N Wayne · Structure no. S015 16967

Built
1980
45 years old
Condition
Fair
inspected September 2024
Type
Culvert
Concrete
Length
23 ft
3 main spans
Daily traffic
2,090
2018 count
Owner
State
State Highway Agency

About this bridge

N15 over Stream is a concrete culvert carrying N15 over Stream in Dixon 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 2,090 vehicles a day, roughly 10% of them trucks, projected to reach 3,135 by 2038. The structure is 23 ft (7 m) long. If it were closed, the detour would be 31.1 mi (50 km).

CarriesN15
CrossesStream
Location4N Wayne
RouteState Highway 15
Coordinates42.3088, -97.0177
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.4 US tons
Inventory rating36.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length23 ft (7 m)
Longest span7 ft (2.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,090 (2018)
Projected traffic3,135 by 2038
Trucks10%
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 N15 over Stream built?

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

What condition is N15 over Stream 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 September 2024.

How much traffic does N15 over Stream carry?

About 2,090 vehicles per day (2018 count), of which roughly 10% are trucks.

How long is N15 over Stream?

The structure is 23 ft (7 m) long with a longest span of 7 ft (2.1 m).

Who owns N15 over Stream?

It is owned by the State Highway Agency.