US Bridges

Township Road over Sand Canyon

Good

Custer County, Nebraska · .5W of Sargent #5A · Structure no. C002141615

Built
1983
42 years old
Condition
Good
inspected October 2023
Type
Culvert
Steel
Length
26 ft
4 main spans
Daily traffic
30
2003 count
Owner
County
County Highway Agency

About this bridge

Township Road over Sand Canyon is a steel culvert carrying Township Road over Sand Canyon in Custer County, Nebraska. It was built in 1983, so it is 42 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 30 vehicles a day, projected to reach 51 by 2033. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 31.1 mi (50 km).

CarriesTownship Road
CrossesSand Canyon
Location.5W of Sargent #5A
RouteCounty Highway 416
Coordinates41.64, -99.3917
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating46.3 US tons
Inventory rating36.4 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans4
Design loadUnknown
Structure length26 ft (7.9 m)
Longest span5 ft (1.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2003)
Projected traffic51 by 2033
Trucks0%
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 Township Road over Sand Canyon built?

It was built in 1983, making it 42 years old in 2025.

What condition is Township Road over Sand Canyon 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 2023.

How much traffic does Township Road over Sand Canyon carry?

About 30 vehicles per day (2003 count).

How long is Township Road over Sand Canyon?

The structure is 26 ft (7.9 m) long with a longest span of 5 ft (1.5 m).

Who owns Township Road over Sand Canyon?

It is owned by the County Highway Agency.