US Bridges

842nd RD over Elkhorn River Trib

Fair

Madison County, Nebraska · .5SE of Tilden · Structure no. C005901005

Built
1988
37 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
30 ft
1 main span
Daily traffic
80
2003 count
Owner
County
County Highway Agency

About this bridge

842nd RD over Elkhorn River Trib is a concrete stringer/multi-beam or girder carrying 842nd RD over Elkhorn River Trib in Madison County, Nebraska. It was built in 1988, so it is 37 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 5 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 80 vehicles a day, projected to reach 116 by 2033. The structure is 30 ft (9.1 m) long and 27 ft wide. If it were closed, the detour would be 18.6 mi (30 km).

Carries842nd RD
CrossesElkhorn River Trib
Location.5SE of Tilden
RouteCounty Highway 10
Coordinates42.0324, -97.8214
Functional classRural 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionAugust 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 adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating67.2 US tons
Inventory rating39.7 US tons

Structure

MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadUnknown
Structure length30 ft (9.1 m)
Longest span29 ft (8.8 m)
Deck width27 ft (8.3 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic80 (2003)
Projected traffic116 by 2033
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18.6 mi (30 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 842nd RD over Elkhorn River Trib built?

It was built in 1988, making it 37 years old in 2025.

What condition is 842nd RD over Elkhorn River 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 August 2023.

How much traffic does 842nd RD over Elkhorn River Trib carry?

About 80 vehicles per day (2003 count).

How long is 842nd RD over Elkhorn River Trib?

The structure is 30 ft (9.1 m) long with a longest span of 29 ft (8.8 m) and a deck 27 ft wide.

Who owns 842nd RD over Elkhorn River Trib?

It is owned by the County Highway Agency.