US Bridges

N70 over Hawthorne Creek

Good

Valley County, Nebraska · In Arcadia · Structure no. S070 10265

Built
2018
7 years old
Condition
Good
inspected November 2022
Type
Culvert
Concrete
Length
52 ft
4 main spans
Daily traffic
865
2018 count
Owner
State
State Highway Agency

About this bridge

N70 over Hawthorne Creek is a concrete culvert carrying N70 over Hawthorne Creek in Valley County, Nebraska. It was built in 2018, so it is 7 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 865 vehicles a day, roughly 12% of them trucks, projected to reach 1,125 by 2038. The structure is 52 ft (15.9 m) long. If it were closed, the detour would be 167.8 mi (270 km).

CarriesN70
CrossesHawthorne Creek
LocationIn Arcadia
RouteState Highway 70
Coordinates41.4233, -99.119
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 protection7 GoodSome minor problems.
Culvert8 Very GoodNo problems noted.
Last inspectionNovember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.8 US tons
Inventory rating48.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHL 93
Structure length52 ft (15.9 m)
Longest span12 ft (3.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic865 (2018)
Projected traffic1,125 by 2038
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed167.8 mi (270 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was N70 over Hawthorne Creek built?

It was built in 2018, making it 7 years old in 2025.

What condition is N70 over Hawthorne 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 November 2022.

How much traffic does N70 over Hawthorne Creek carry?

About 865 vehicles per day (2018 count), of which roughly 12% are trucks.

How long is N70 over Hawthorne Creek?

The structure is 52 ft (15.9 m) long with a longest span of 12 ft (3.8 m).

Who owns N70 over Hawthorne Creek?

It is owned by the State Highway Agency.