US Bridges

NB-N71 over South Beltline

Good

Scotts Bluff County, Nebraska · 1E Scottsbluff · Structure no. S071 06113R

Built
2004
21 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
278 ft
2 main spans
Daily traffic
3,805
2018 count
Owner
State
State Highway Agency

About this bridge

NB-N71 over South Beltline is a prestressed concrete continuous stringer/multi-beam or girder carrying NB-N71 over South Beltline in Scotts Bluff County, Nebraska. It was built in 2004, so it is 21 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 3,805 vehicles a day, roughly 16% of them trucks, projected to reach 5,137 by 2038. The structure is 278 ft (84.7 m) long and 41 ft wide. If it were closed, the detour would be 49.7 mi (80 km).

Location

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CarriesNB-N71
CrossesSouth Beltline
Location1E Scottsbluff
RouteState Highway 71
CountyScotts Bluff County
StateNebraska
Coordinates41.848, -103.6341
Functional classRural Principal Arterial - Other

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating36.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length278 ft (84.7 m)
Longest span138 ft (42.1 m)
Deck width41 ft (12.6 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,805 (2018)
Projected traffic5,137 by 2038
Trucks16%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed49.7 mi (80 km)
TollOn a free road
National Highway SystemYes

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 NB-N71 over South Beltline built?

It was built in 2004, making it 21 years old in 2025.

What condition is NB-N71 over South Beltline 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 May 2024.

How much traffic does NB-N71 over South Beltline carry?

About 3,805 vehicles per day (2018 count), of which roughly 16% are trucks.

How long is NB-N71 over South Beltline?

The structure is 278 ft (84.7 m) long with a longest span of 138 ft (42.1 m) and a deck 41 ft wide.

Who owns NB-N71 over South Beltline?

It is owned by the State Highway Agency.