US Bridges

N63 over I80

Good

Cass County, Nebraska · Greenwood Intrchg · Structure no. S080 42094

Built
2007
18 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
310 ft
2 main spans
Daily traffic
2,495
2018 count
Owner
State
State Highway Agency

About this bridge

N63 over I80 is a prestressed concrete continuous stringer/multi-beam or girder carrying N63 over I80 in Cass County, Nebraska. It was built in 2007, so it is 18 years old, younger 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 2,495 vehicles a day, roughly 5% of them trucks, projected to reach 3,867 by 2038. The structure is 310 ft (94.5 m) long and 64 ft wide.

CarriesN63
CrossesI80
LocationGreenwood Intrchg
RouteState Highway 63
Coordinates40.9714, -96.3884
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.1 US tons
Inventory rating35.3 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length310 ft (94.5 m)
Longest span155 ft (47.2 m)
Deck width64 ft (19.6 m)
Roadway width62 ft (18.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,495 (2018)
Projected traffic3,867 by 2038
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was N63 over I80 built?

It was built in 2007, making it 18 years old in 2025.

What condition is N63 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 June 2024.

How much traffic does N63 over I80 carry?

About 2,495 vehicles per day (2018 count), of which roughly 5% are trucks.

How long is N63 over I80?

The structure is 310 ft (94.5 m) long with a longest span of 155 ft (47.2 m) and a deck 64 ft wide.

Who owns N63 over I80?

It is owned by the State Highway Agency.