US Bridges

N11 over S Frk Elkhorn River

Good

Holt County, Nebraska · JCT N11/N95 .6SW · Structure no. S011 12491

Built
1977
48 years old, rebuilt 2002
Condition
Good
inspected March 2023
Type
Culvert
Concrete
Length
20 ft
3 main spans
Daily traffic
310
2018 count
Owner
State
State Highway Agency

About this bridge

N11 over S Frk Elkhorn River is a concrete culvert carrying N11 over S Frk Elkhorn River in Holt County, Nebraska. It was built in 1977 and reconstructed in 2002, so it is 48 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 310 vehicles a day, roughly 19% of them trucks, projected to reach 388 by 2038. The structure is 20 ft (6.1 m) long. If it were closed, the detour would be 68.4 mi (110 km).

CarriesN11
CrossesS Frk Elkhorn River
LocationJCT N11/N95 .6SW
RouteState Highway 11
Coordinates42.197, -98.9868
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36.4 US tons
Inventory rating24.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length20 ft (6.1 m)
Longest span6 ft (1.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic310 (2018)
Projected traffic388 by 2038
Trucks19%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed68.4 mi (110 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was N11 over S Frk Elkhorn River built?

It was built in 1977, making it 48 years old in 2025. It was reconstructed in 2002.

What condition is N11 over S Frk Elkhorn River 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 March 2023.

How much traffic does N11 over S Frk Elkhorn River carry?

About 310 vehicles per day (2018 count), of which roughly 19% are trucks.

How long is N11 over S Frk Elkhorn River?

The structure is 20 ft (6.1 m) long with a longest span of 6 ft (1.8 m).

Who owns N11 over S Frk Elkhorn River?

It is owned by the State Highway Agency.