US Bridges

SB-I480/EB-I80 over I80/SB-US75/RMP 6/US-75

Good

Douglas County, Nebraska · Grover ST Intrchg #7 · Structure no. S080 45298A

Built
1989
36 years old, rebuilt 1992
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
1,345 ft
7 main spans
Daily traffic
115,680
2017 count
Owner
State
State Highway Agency

About this bridge

SB-I480/EB-I80 over I80/SB-US75/RMP 6/US-75 is a steel continuous stringer/multi-beam or girder carrying SB-I480/EB-I80 over I80/SB-US75/RMP 6/US-75 in Douglas County, Nebraska. It was built in 1989 and reconstructed in 1992, so it is 36 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 115,680 vehicles a day, roughly 5% of them trucks, projected to reach 161,952 by 2037. The structure is 1,345 ft (410 m) long and 36 ft wide. If it were closed, the detour would be 620.7 mi (999 km).

Location

Open in Google Maps
CarriesSB-I480/EB-I80
CrossesI80/SB-US75/RMP 6/US-75
LocationGrover ST Intrchg #7
RouteInterstate 480
CountyDouglas County
StateNebraska
Coordinates41.2258, -95.9531
Functional classUrban Principal Arterial - Interstate

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 inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.8 US tons
Inventory rating39.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans7
Design loadHL 93
Structure length1,345 ft (410 m)
Longest span243 ft (74.1 m)
Deck width36 ft (11.1 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic115,680 (2017)
Projected traffic161,952 by 2037
Trucks5%
Lanes on structure1
Traffic directionOne-way traffic
CarriesThird level (interchange)
CrossesHighway
Detour if closed620.7 mi (999 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 SB-I480/EB-I80 over I80/SB-US75/RMP 6/US-75 built?

It was built in 1989, making it 36 years old in 2025. It was reconstructed in 1992.

What condition is SB-I480/EB-I80 over I80/SB-US75/RMP 6/US-75 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 March 2024.

How much traffic does SB-I480/EB-I80 over I80/SB-US75/RMP 6/US-75 carry?

About 115,680 vehicles per day (2017 count), of which roughly 5% are trucks.

How long is SB-I480/EB-I80 over I80/SB-US75/RMP 6/US-75?

The structure is 1,345 ft (410 m) long with a longest span of 243 ft (74.1 m) and a deck 36 ft wide.

Who owns SB-I480/EB-I80 over I80/SB-US75/RMP 6/US-75?

It is owned by the State Highway Agency.