US Bridges

L56C Hershey Cnlk over South Platte River

Fair

Lincoln County, Nebraska · 1S Hershey · Structure no. SL56C00090

Built
1974
51 years old, rebuilt 2001
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
603 ft
9 main spans
Daily traffic
2,940
2018 count
Owner
State
State Highway Agency

About this bridge

L56C Hershey Cnlk over South Platte River is a prestressed concrete continuous stringer/multi-beam or girder carrying L56C Hershey Cnlk over South Platte River in Lincoln County, Nebraska. It was built in 1974 and reconstructed in 2001, so it is 51 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 2,940 vehicles a day, roughly 10% of them trucks, projected to reach 3,440 by 2038. The structure is 603 ft (183.8 m) long and 43 ft wide. If it were closed, the detour would be 161.6 mi (260 km).

CarriesL56C Hershey Cnlk
CrossesSouth Platte River
Location1S Hershey
RouteState Highway 0L56C
Coordinates41.1468, -101.0024
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65 US tons
Inventory rating38.6 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans9
Design loadHS 20
Structure length603 ft (183.8 m)
Longest span67 ft (20.4 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,940 (2018)
Projected traffic3,440 by 2038
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed161.6 mi (260 km)
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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was L56C Hershey Cnlk over South Platte River built?

It was built in 1974, making it 51 years old in 2025. It was reconstructed in 2001.

What condition is L56C Hershey Cnlk over South Platte River 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 2023.

How much traffic does L56C Hershey Cnlk over South Platte River carry?

About 2,940 vehicles per day (2018 count), of which roughly 10% are trucks.

How long is L56C Hershey Cnlk over South Platte River?

The structure is 603 ft (183.8 m) long with a longest span of 67 ft (20.4 m) and a deck 43 ft wide.

Who owns L56C Hershey Cnlk over South Platte River?

It is owned by the State Highway Agency.