US Bridges

N61 over Stream

Fair

Chase County, Nebraska · 6N Imperial · Structure no. S061 04623

Built
1950
75 years old, rebuilt 2001
Condition
Fair
inspected April 2024
Type
Culvert
Concrete
Length
33 ft
3 main spans
Daily traffic
1,575
2018 count
Owner
State
State Highway Agency

About this bridge

N61 over Stream is a concrete culvert carrying N61 over Stream in Chase County, Nebraska. It was built in 1950 and reconstructed in 2001, so it is 75 years old, older 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 1,575 vehicles a day, roughly 15% of them trucks, projected to reach 2,363 by 2038. The structure is 33 ft (10.1 m) long. If it were closed, the detour would be 68.4 mi (110 km).

Location

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CarriesN61
CrossesStream
Location6N Imperial
RouteState Highway 61
CountyChase County
StateNebraska
Coordinates40.594, -101.6298
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 inspectionApril 2024
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 spans3
Design loadUnknown
Structure length33 ft (10.1 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 traffic1,575 (2018)
Projected traffic2,363 by 2038
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed68.4 mi (110 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 N61 over Stream built?

It was built in 1950, making it 75 years old in 2025. It was reconstructed in 2001.

What condition is N61 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 April 2024.

How much traffic does N61 over Stream carry?

About 1,575 vehicles per day (2018 count), of which roughly 15% are trucks.

How long is N61 over Stream?

The structure is 33 ft (10.1 m) long with a longest span of 10 ft (3 m).

Who owns N61 over Stream?

It is owned by the State Highway Agency.