US Bridges

N84 over Norwegian Bow Creek

Fair

Cedar County, Nebraska · 8W Hartington · Structure no. S084 03412

Built
1959
66 years old, rebuilt 1994
Condition
Fair
inspected September 2024
Type
Slab
Concrete Continuous
Length
78 ft
3 main spans
Daily traffic
1,220
2018 count
Owner
State
State Highway Agency

About this bridge

N84 over Norwegian Bow Creek is a concrete continuous slab carrying N84 over Norwegian Bow Creek in Cedar County, Nebraska. It was built in 1959 and reconstructed in 1994, so it is 66 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 1,220 vehicles a day, roughly 12% of them trucks, projected to reach 1,830 by 2038. The structure is 78 ft (23.8 m) long and 38 ft wide. If it were closed, the detour would be 31.1 mi (50 km).

CarriesN84
CrossesNorwegian Bow Creek
Location8W Hartington
RouteState Highway 84
Coordinates42.6128, -97.4246
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating88.2 US tons
Inventory rating52.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length78 ft (23.8 m)
Longest span31 ft (9.4 m)
Deck width38 ft (11.7 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,220 (2018)
Projected traffic1,830 by 2038
Trucks12%
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 N84 over Norwegian Bow Creek built?

It was built in 1959, making it 66 years old in 2025. It was reconstructed in 1994.

What condition is N84 over Norwegian Bow Creek 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 N84 over Norwegian Bow Creek carry?

About 1,220 vehicles per day (2018 count), of which roughly 12% are trucks.

How long is N84 over Norwegian Bow Creek?

The structure is 78 ft (23.8 m) long with a longest span of 31 ft (9.4 m) and a deck 38 ft wide.

Who owns N84 over Norwegian Bow Creek?

It is owned by the State Highway Agency.