US Bridges

County Highway over Oak Creek

Good

Seward County, Nebraska · JCT N15/S-80B 1N 9.6E · Structure no. C008020630

Built
1993
32 years old
Condition
Good
inspected August 2022
Type
Slab
Concrete Continuous
Length
112 ft
3 main spans
Daily traffic
120
2003 count
Owner
County
County Highway Agency

About this bridge

County Highway over Oak Creek is a concrete continuous slab carrying County Highway over Oak Creek in Seward County, Nebraska. It was built in 1993, so it is 32 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 120 vehicles a day, roughly 10% of them trucks, projected to reach 204 by 2033. The structure is 112 ft (34.1 m) long and 30 ft wide. If it were closed, the detour would be 31.1 mi (50 km).

Location

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CarriesCounty Highway
CrossesOak Creek
LocationJCT N15/S-80B 1N 9.6E
RouteCounty Highway 206
CountySeward County
StateNebraska
Coordinates41.0167, -96.9183
Functional classRural Local

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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2022
Inspection intervalevery 48 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 adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating78.3 US tons
Inventory rating38.6 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length112 ft (34.1 m)
Longest span44 ft (13.4 m)
Deck width30 ft (9.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic120 (2003)
Projected traffic204 by 2033
Trucks10%
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

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 County Highway over Oak Creek built?

It was built in 1993, making it 32 years old in 2025.

What condition is County Highway over Oak 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 August 2022.

How much traffic does County Highway over Oak Creek carry?

About 120 vehicles per day (2003 count), of which roughly 10% are trucks.

How long is County Highway over Oak Creek?

The structure is 112 ft (34.1 m) long with a longest span of 44 ft (13.4 m) and a deck 30 ft wide.

Who owns County Highway over Oak Creek?

It is owned by the County Highway Agency.