US Bridges

L24B Overton Cnlk over I80

Good

Dawson County, Nebraska · Overton Interchg · Structure no. S080 24856

Built
1963
62 years old, rebuilt 2011
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
237 ft
4 main spans
Daily traffic
1,320
2018 count
Owner
State
State Highway Agency

About this bridge

L24B Overton Cnlk over I80 is a prestressed concrete continuous stringer/multi-beam or girder carrying L24B Overton Cnlk over I80 in Dawson County, Nebraska. It was built in 1963 and reconstructed in 2011, 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 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 1,320 vehicles a day, roughly 39% of them trucks, projected to reach 1,848 by 2038. The structure is 237 ft (72.2 m) long and 33 ft wide.

CarriesL24B Overton Cnlk
CrossesI80
LocationOverton Interchg
RouteState Highway 0L24B
Coordinates40.691, -99.541
Functional classRural Major Collector

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.2 US tons
Inventory rating33.1 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length237 ft (72.2 m)
Longest span70 ft (21.3 m)
Deck width33 ft (10 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,320 (2018)
Projected traffic1,848 by 2038
Trucks39%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemNo

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was L24B Overton Cnlk over I80 built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 2011.

What condition is L24B Overton Cnlk over I80 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 October 2023.

How much traffic does L24B Overton Cnlk over I80 carry?

About 1,320 vehicles per day (2018 count), of which roughly 39% are trucks.

How long is L24B Overton Cnlk over I80?

The structure is 237 ft (72.2 m) long with a longest span of 70 ft (21.3 m) and a deck 33 ft wide.

Who owns L24B Overton Cnlk over I80?

It is owned by the State Highway Agency.