US Bridges

N 9th ST over Oak Creek Trib

Fair

Lancaster County, Nebraska · N 9th ST @ Nance Ave · Structure no. U1425H2115

Built
1955
70 years old
Condition
Fair
inspected September 2024
Type
Culvert
Concrete
Length
25 ft
2 main spans
Daily traffic
200
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

N 9th ST over Oak Creek Trib is a concrete culvert carrying N 9th ST over Oak Creek Trib in Lancaster County, Nebraska. It was built in 1955, so it is 70 years old, older 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 200 vehicles a day, projected to reach 300 by 2042. The structure is 25 ft (7.6 m) long and 27 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesN 9th ST
CrossesOak Creek Trib
LocationN 9th ST @ Nance Ave
RouteCity Street 0H21
CountyLancaster County
StateNebraska
Coordinates40.8389, -96.7088
Functional classUrban Local

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 inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating36.4 US tons
Inventory rating24.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length25 ft (7.6 m)
Longest span11 ft (3.4 m)
Deck width27 ft (8.2 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2020)
Projected traffic300 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

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 N 9th ST over Oak Creek Trib built?

It was built in 1955, making it 70 years old in 2025.

What condition is N 9th ST over Oak 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 September 2024.

How much traffic does N 9th ST over Oak Creek Trib carry?

About 200 vehicles per day (2020 count).

How long is N 9th ST over Oak Creek Trib?

The structure is 25 ft (7.6 m) long with a longest span of 11 ft (3.4 m) and a deck 27 ft wide.

Who owns N 9th ST over Oak Creek Trib?

It is owned by the City or Municipal Highway Agency.