US Bridges

N84 over Stream

Good

Cedar County, Nebraska · 2E Hartington · Structure no. S084 04482

Built
1934
91 years old, rebuilt 1997
Condition
Good
inspected September 2024
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
1,035
2018 count
Owner
State
State Highway Agency

About this bridge

N84 over Stream is a concrete culvert carrying N84 over Stream in Cedar County, Nebraska. It was built in 1934 and reconstructed in 1997, so it is 91 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 1,035 vehicles a day, roughly 9% of them trucks, projected to reach 1,397 by 2038. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 37.3 mi (60 km).

CarriesN84
CrossesStream
Location2E Hartington
RouteState Highway 84
Coordinates42.6125, -97.23
Functional classRural Major Collector

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 inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 length21 ft (6.4 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 traffic1,035 (2018)
Projected traffic1,397 by 2038
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed37.3 mi (60 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 N84 over Stream built?

It was built in 1934, making it 91 years old in 2025. It was reconstructed in 1997.

What condition is N84 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 September 2024.

How much traffic does N84 over Stream carry?

About 1,035 vehicles per day (2018 count), of which roughly 9% are trucks.

How long is N84 over Stream?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m).

Who owns N84 over Stream?

It is owned by the State Highway Agency.