US Bridges

N84 over East Bow Creek

Fair

Cedar County, Nebraska · 8E Hartington · Structure no. S084 05136

Built
1997
28 years old
Condition
Fair
inspected September 2024
Type
Slab
Concrete Continuous
Length
128 ft
3 main spans
Daily traffic
640
2018 count
Owner
State
State Highway Agency

About this bridge

N84 over East Bow Creek is a concrete continuous slab carrying N84 over East Bow Creek in Cedar County, Nebraska. It was built in 1997, so it is 28 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 640 vehicles a day, roughly 12% of them trucks, projected to reach 960 by 2038. The structure is 128 ft (39 m) long and 38 ft wide. If it were closed, the detour would be 31.1 mi (50 km).

Location

Open in Google Maps
CarriesN84
CrossesEast Bow Creek
Location8E Hartington
RouteState Highway 84
CountyCedar County
StateNebraska
Coordinates42.6122, -97.1022
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
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
Deck geometry7: Better than 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 length128 ft (39 m)
Longest span50 ft (15.2 m)
Deck width38 ft (11.7 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic640 (2018)
Projected traffic960 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 East Bow Creek built?

It was built in 1997, making it 28 years old in 2025.

What condition is N84 over East 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 East Bow Creek carry?

About 640 vehicles per day (2018 count), of which roughly 12% are trucks.

How long is N84 over East Bow Creek?

The structure is 128 ft (39 m) long with a longest span of 50 ft (15.2 m) and a deck 38 ft wide.

Who owns N84 over East Bow Creek?

It is owned by the State Highway Agency.