US Bridges

880th RD over Ainsworth Canal Lateral

FairPosted for load

Brown County, Nebraska · 2.9 MI NE of Johnstown · Structure no. NKA-AINS-023

Built
1963
62 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
35 ft
2 main spans
Daily traffic
5
2010 count
Owner
Federal
Bureau of Reclamation

About this bridge

880th RD over Ainsworth Canal Lateral is a wood or timber stringer/multi-beam or girder carrying 880th RD over Ainsworth Canal Lateral in Brown County, Nebraska. It was built in 1963, so it is 62 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 5 vehicles a day, projected to reach 6 by 2044. The structure is 35 ft (10.7 m) long and 24 ft wide. If it were closed, the detour would be 198.8 mi (320 km).

Location

Open in Google Maps
Carries880th RD
CrossesAinsworth Canal Lateral
Location2.9 MI NE of Johnstown
RouteCounty Highway 880
CountyBrown County
StateNebraska
Coordinates42.57854, -100.00289
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 inspectionApril 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
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 adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating28.5 US tons
Inventory rating19.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadH 15
Structure length35 ft (10.7 m)
Longest span17 ft (5.3 m)
Deck width24 ft (7.4 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5 (2010)
Projected traffic6 by 2044
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed198.8 mi (320 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerBureau of Reclamation
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 880th RD over Ainsworth Canal Lateral built?

It was built in 1963, making it 62 years old in 2025.

What condition is 880th RD over Ainsworth Canal Lateral 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 April 2024.

How much traffic does 880th RD over Ainsworth Canal Lateral carry?

About 5 vehicles per day (2010 count).

How long is 880th RD over Ainsworth Canal Lateral?

The structure is 35 ft (10.7 m) long with a longest span of 17 ft (5.3 m) and a deck 24 ft wide.

Who owns 880th RD over Ainsworth Canal Lateral?

It is owned by the Bureau of Reclamation and maintained by the Other Local Agency.