US Bridges

N66 over North Oak Creek

Good

Saunders County, Nebraska · Scl Valparaiso · Structure no. S066 06060

Built
1978
47 years old, rebuilt 2019
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
250 ft
3 main spans
Daily traffic
915
2018 count
Owner
State
State Highway Agency

About this bridge

N66 over North Oak Creek is a steel continuous stringer/multi-beam or girder carrying N66 over North Oak Creek in Saunders County, Nebraska. It was built in 1978 and reconstructed in 2019, so it is 47 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 915 vehicles a day, roughly 8% of them trucks, projected to reach 1,418 by 2038. The structure is 250 ft (76.2 m) long and 33 ft wide. If it were closed, the detour would be 12.4 mi (20 km).

CarriesN66
CrossesNorth Oak Creek
LocationScl Valparaiso
RouteState Highway 66
Coordinates41.075, -96.8385
Functional classRural Major Collector

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 protection8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to 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 rating48.5 US tons
Inventory rating28.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length250 ft (76.2 m)
Longest span96 ft (29.3 m)
Deck width33 ft (10 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic915 (2018)
Projected traffic1,418 by 2038
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed12.4 mi (20 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 N66 over North Oak Creek built?

It was built in 1978, making it 47 years old in 2025. It was reconstructed in 2019.

What condition is N66 over North 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 June 2024.

How much traffic does N66 over North Oak Creek carry?

About 915 vehicles per day (2018 count), of which roughly 8% are trucks.

How long is N66 over North Oak Creek?

The structure is 250 ft (76.2 m) long with a longest span of 96 ft (29.3 m) and a deck 33 ft wide.

Who owns N66 over North Oak Creek?

It is owned by the State Highway Agency.