US Bridges

Township Road over South Loup River

Good

Custer County, Nebraska · 3E of Callaway #527 · Structure no. C002134305

Built
1999
26 years old
Condition
Good
inspected February 2022
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
143 ft
3 main spans
Daily traffic
10
2003 count
Owner
County
County Highway Agency

About this bridge

Township Road over South Loup River is a steel continuous stringer/multi-beam or girder carrying Township Road over South Loup River in Custer County, Nebraska. It was built in 1999, so it is 26 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 10 vehicles a day, roughly 15% of them trucks, projected to reach 17 by 2033. The structure is 143 ft (43.6 m) long and 30 ft wide. If it were closed, the detour would be 31.1 mi (50 km).

CarriesTownship Road
CrossesSouth Loup River
Location3E of Callaway #527
RouteCounty Highway 343
Coordinates41.2767, -99.855
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating71.7 US tons
Inventory rating43 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length143 ft (43.6 m)
Longest span54 ft (16.5 m)
Deck width30 ft (9.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2003)
Projected traffic17 by 2033
Trucks15%
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Township Road over South Loup River built?

It was built in 1999, making it 26 years old in 2025.

What condition is Township Road over South Loup River 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 February 2022.

How much traffic does Township Road over South Loup River carry?

About 10 vehicles per day (2003 count), of which roughly 15% are trucks.

How long is Township Road over South Loup River?

The structure is 143 ft (43.6 m) long with a longest span of 54 ft (16.5 m) and a deck 30 ft wide.

Who owns Township Road over South Loup River?

It is owned by the County Highway Agency.