US Bridges

Road 415 over Nppid Canal

Good

Dawson County, Nebraska · 1N 3E of Gothenburg · Structure no. C002421510

Built
2022
3 years old
Condition
Good
inspected October 2024
Type
Culvert
Concrete
Length
21 ft
1 main span
Daily traffic
70
2003 count
Owner
Local
Other Local Agency

About this bridge

Road 415 over Nppid Canal is a concrete culvert carrying Road 415 over Nppid Canal in Dawson County, Nebraska. It was built in 2022, so it is 3 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 70 vehicles a day, projected to reach 98 by 2033. The structure is 21 ft (6.5 m) long. If it were closed, the detour would be 18.6 mi (30 km).

Location

Open in Google Maps
CarriesRoad 415
CrossesNppid Canal
Location1N 3E of Gothenburg
RouteCounty Highway 215
CountyDawson County
StateNebraska
Coordinates40.95949, -100.091
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
Channel and channel protection7 GoodSome minor problems.
Culvert9 ExcellentNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating6.4 US tons
Inventory rating5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length21 ft (6.5 m)
Longest span21 ft (6.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic70 (2003)
Projected traffic98 by 2033
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18.6 mi (30 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerOther Local Agency
Maintained byOther Local 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 Road 415 over Nppid Canal built?

It was built in 2022, making it 3 years old in 2025.

What condition is Road 415 over Nppid Canal 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 October 2024.

How much traffic does Road 415 over Nppid Canal carry?

About 70 vehicles per day (2003 count).

How long is Road 415 over Nppid Canal?

The structure is 21 ft (6.5 m) long with a longest span of 21 ft (6.5 m).

Who owns Road 415 over Nppid Canal?

It is owned by the Other Local Agency.