US Bridges

Superior ST over Salt Creek Trib

Fair

Lancaster County, Nebraska · Superior @ 51st ST · Structure no. U142532812

Built
1984
41 years old
Condition
Fair
inspected December 2024
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
18,350
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Superior ST over Salt Creek Trib is a concrete culvert carrying Superior ST over Salt Creek Trib in Lancaster County, Nebraska. It was built in 1984, so it is 41 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 18,350 vehicles a day, roughly 1% of them trucks, projected to reach 19,000 by 2042. The structure is 21 ft (6.4 m) long and 63 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesSuperior ST
CrossesSalt Creek Trib
LocationSuperior @ 51st ST
RouteCity Street 5254
CountyLancaster County
StateNebraska
Coordinates40.8571, -96.6503
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36.4 US tons
Inventory rating24.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width63 ft (19.2 m)
Roadway width62 ft (18.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,350 (2021)
Projected traffic19,000 by 2042
Trucks1%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Superior ST over Salt Creek Trib built?

It was built in 1984, making it 41 years old in 2025.

What condition is Superior ST over Salt Creek Trib 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 December 2024.

How much traffic does Superior ST over Salt Creek Trib carry?

About 18,350 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is Superior ST over Salt Creek Trib?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m) and a deck 63 ft wide.

Who owns Superior ST over Salt Creek Trib?

It is owned by the City or Municipal Highway Agency.