US Bridges

I180/US34 over Lynn Creek

Fair

Lancaster County, Nebraska · In Lincoln · Structure no. S180 00144

Built
1963
62 years old
Condition
Fair
inspected February 2025
Type
Culvert
Concrete
Length
36 ft
3 main spans
Daily traffic
31,860
2018 count
Owner
State
State Highway Agency

About this bridge

I180/US34 over Lynn Creek is a concrete culvert carrying I180/US34 over Lynn Creek in Lancaster County, Nebraska. It was built in 1963, so it is 62 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 31,860 vehicles a day, roughly 2% of them trucks, projected to reach 41,418 by 2038. The structure is 36 ft (11 m) long. If it were closed, the detour would be 12.4 mi (20 km).

CarriesI180/US34
CrossesLynn Creek
LocationIn Lincoln
RouteInterstate 180
Coordinates40.8459, -96.7121
Functional classUrban Principal Arterial - Interstate

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.4 US tons
Inventory rating36.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length36 ft (11 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic31,860 (2018)
Projected traffic41,418 by 2038
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed12.4 mi (20 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was I180/US34 over Lynn Creek built?

It was built in 1963, making it 62 years old in 2025.

What condition is I180/US34 over Lynn Creek 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 February 2025.

How much traffic does I180/US34 over Lynn Creek carry?

About 31,860 vehicles per day (2018 count), of which roughly 2% are trucks.

How long is I180/US34 over Lynn Creek?

The structure is 36 ft (11 m) long with a longest span of 10 ft (3 m).

Who owns I180/US34 over Lynn Creek?

It is owned by the State Highway Agency.