US Bridges

N11 over Dry Creek

Good

Holt County, Nebraska · 2S Atkinson · Structure no. S011 14688

Built
1990
35 years old
Condition
Good
inspected March 2023
Type
Slab
Concrete Continuous
Length
92 ft
3 main spans
Daily traffic
640
2018 count
Owner
State
State Highway Agency

About this bridge

N11 over Dry Creek is a concrete continuous slab carrying N11 over Dry Creek in Holt County, Nebraska. It was built in 1990, so it is 35 years old, younger 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 640 vehicles a day, roughly 9% of them trucks, projected to reach 768 by 2038. The structure is 92 ft (28 m) long and 38 ft wide. If it were closed, the detour would be 31.1 mi (50 km).

CarriesN11
CrossesDry Creek
Location2S Atkinson
RouteState Highway 11
Coordinates42.5072, -98.9714
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
Deck9 ExcellentNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.7 US tons
Inventory rating43 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length92 ft (28 m)
Longest span36 ft (11 m)
Deck width38 ft (11.7 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic640 (2018)
Projected traffic768 by 2038
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed31.1 mi (50 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 Dry Creek built?

It was built in 1990, making it 35 years old in 2025.

What condition is N11 over Dry Creek 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 Dry Creek carry?

About 640 vehicles per day (2018 count), of which roughly 9% are trucks.

How long is N11 over Dry Creek?

The structure is 92 ft (28 m) long with a longest span of 36 ft (11 m) and a deck 38 ft wide.

Who owns N11 over Dry Creek?

It is owned by the State Highway Agency.