US Bridges

N70 over Elm Creek Trib

Good

Valley County, Nebraska · 7NE Ord · Structure no. S070 12984

Built
1970
55 years old
Condition
Good
inspected December 2024
Type
Culvert
Concrete
Length
24 ft
2 main spans
Daily traffic
500
2018 count
Owner
State
State Highway Agency

About this bridge

N70 over Elm Creek Trib is a concrete culvert carrying N70 over Elm Creek Trib in Valley County, Nebraska. It was built in 1970, so it is 55 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 500 vehicles a day, roughly 15% of them trucks, projected to reach 650 by 2038. The structure is 24 ft (7.3 m) long. If it were closed, the detour would be 49.7 mi (80 km).

CarriesN70
CrossesElm Creek Trib
Location7NE Ord
RouteState Highway 70
Coordinates41.666, -98.857
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 inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.4 US tons
Inventory rating36.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length24 ft (7.3 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2018)
Projected traffic650 by 2038
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed49.7 mi (80 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 N70 over Elm Creek Trib built?

It was built in 1970, making it 55 years old in 2025.

What condition is N70 over Elm Creek Trib 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 December 2024.

How much traffic does N70 over Elm Creek Trib carry?

About 500 vehicles per day (2018 count), of which roughly 15% are trucks.

How long is N70 over Elm Creek Trib?

The structure is 24 ft (7.3 m) long with a longest span of 10 ft (3 m).

Who owns N70 over Elm Creek Trib?

It is owned by the State Highway Agency.