US Bridges

N19 over I80

Good

Cheyenne County, Nebraska · West Sidney Interchg · Structure no. S080 05537

Built
1974
51 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
305 ft
4 main spans
Daily traffic
1,005
2018 count
Owner
State
State Highway Agency

About this bridge

N19 over I80 is a prestressed concrete stringer/multi-beam or girder carrying N19 over I80 in Cheyenne County, Nebraska. It was built in 1974, so it is 51 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 1,005 vehicles a day, roughly 7% of them trucks, projected to reach 1,307 by 2038. The structure is 305 ft (93 m) long and 47 ft wide. If it were closed, the detour would be 12.4 mi (20 km).

CarriesN19
CrossesI80
LocationWest Sidney Interchg
RouteState Highway 19
Coordinates41.1262, -103.0313
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.9 US tons
Inventory rating37.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4 (+2 approach)
Design loadHS 20
Structure length305 ft (93 m)
Longest span98 ft (29.9 m)
Deck width47 ft (14.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,005 (2018)
Projected traffic1,307 by 2038
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed12.4 mi (20 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was N19 over I80 built?

It was built in 1974, making it 51 years old in 2025.

What condition is N19 over I80 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 October 2023.

How much traffic does N19 over I80 carry?

About 1,005 vehicles per day (2018 count), of which roughly 7% are trucks.

How long is N19 over I80?

The structure is 305 ft (93 m) long with a longest span of 98 ft (29.9 m) and a deck 47 ft wide.

Who owns N19 over I80?

It is owned by the State Highway Agency.