US Bridges

County Highway over South Platte River Canal

FairPosted for load

Keith County, Nebraska · 1S 1.5W of Paxton · Structure no. C005117105

Built
1935
90 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
80 ft
3 main spans
Daily traffic
10
2003 count
Owner
County
County Highway Agency

About this bridge

County Highway over South Platte River Canal is a steel stringer/multi-beam or girder carrying County Highway over South Platte River Canal in Keith 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. Its operating status is: posted for load restriction.

It carries about 10 vehicles a day, roughly 5% of them trucks, projected to reach 17 by 2033. The structure is 80 ft (24.4 m) long and 21 ft wide. If it were closed, the detour would be 12.4 mi (20 km).

Location

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CarriesCounty Highway
CrossesSouth Platte River Canal
Location1S 1.5W of Paxton
RouteCounty Highway 171
CountyKeith County
StateNebraska
Coordinates41.105, -101.385
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating36.4 US tons
Inventory rating20.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckOther
Main spans3
Design loadUnknown
Structure length80 ft (24.4 m)
Longest span30 ft (9.1 m)
Deck width21 ft (6.5 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2003)
Projected traffic17 by 2033
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed12.4 mi (20 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 County Highway over South Platte River Canal built?

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

What condition is County Highway over South Platte River Canal 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 2023.

How much traffic does County Highway over South Platte River Canal carry?

About 10 vehicles per day (2003 count), of which roughly 5% are trucks.

How long is County Highway over South Platte River Canal?

The structure is 80 ft (24.4 m) long with a longest span of 30 ft (9.1 m) and a deck 21 ft wide.

Who owns County Highway over South Platte River Canal?

It is owned by the County Highway Agency.