US Bridges

480th ST over Loup River Canal Trib

Fair

Nance County, Nebraska · NE Edge of Genoa · Structure no. C006321240

Built
1935
90 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
31 ft
1 main span
Daily traffic
100
2003 count
Owner
County
County Highway Agency

About this bridge

480th ST over Loup River Canal Trib is a steel stringer/multi-beam or girder carrying 480th ST over Loup River Canal Trib in Nance County, Nebraska. It was built in 1935, so it is 90 years old, older than the Nebraska average of 47.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 100 vehicles a day, roughly 10% of them trucks, projected to reach 170 by 2041. The structure is 31 ft (9.4 m) long and 26 ft wide. If it were closed, the detour would be 18.6 mi (30 km).

Location

Open in Google Maps
Carries480th ST
CrossesLoup River Canal Trib
LocationNE Edge of Genoa
RouteCounty Highway 212
CountyNance County
StateNebraska
Coordinates41.4526, -97.7247
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.5 US tons
Inventory rating28.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length31 ft (9.4 m)
Longest span30 ft (9.1 m)
Deck width26 ft (7.9 m)
Roadway width25 ft (7.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2003)
Projected traffic170 by 2041
Trucks10%
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

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 480th ST over Loup River Canal Trib built?

It was built in 1935, making it 90 years old in 2025.

What condition is 480th ST over Loup River Canal Trib in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in November 2024.

How much traffic does 480th ST over Loup River Canal Trib carry?

About 100 vehicles per day (2003 count), of which roughly 10% are trucks.

How long is 480th ST over Loup River Canal Trib?

The structure is 31 ft (9.4 m) long with a longest span of 30 ft (9.1 m) and a deck 26 ft wide.

Who owns 480th ST over Loup River Canal Trib?

It is owned by the County Highway Agency.