US Bridges

CO RD 761/FAS 1610 over Thirty Mile Canal

Fair

Dawson County, Nebraska · JCT I80/N47 4S .2E · Structure no. C002402805

Built
1935
90 years old, rebuilt 1971
Condition
Fair
inspected October 2024
Type
Culvert
Concrete
Length
34 ft
2 main spans
Daily traffic
335
2011 count
Owner
Local
Other Local Agency

About this bridge

CO RD 761/FAS 1610 over Thirty Mile Canal is a concrete culvert carrying CO RD 761/FAS 1610 over Thirty Mile Canal in Dawson County, Nebraska. It was built in 1935 and reconstructed in 1971, 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 5 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 335 vehicles a day, projected to reach 335 by 2033. The structure is 34 ft (10.4 m) long. If it were closed, the detour would be 31.1 mi (50 km).

Location

Open in Google Maps
CarriesCO RD 761/FAS 1610
CrossesThirty Mile Canal
LocationJCT I80/N47 4S .2E
RouteCounty Highway 1610
CountyDawson County
StateNebraska
Coordinates40.8584, -100.1624
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36.4 US tons
Inventory rating24.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length34 ft (10.4 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic335 (2011)
Projected traffic335 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

OwnerOther Local Agency
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 CO RD 761/FAS 1610 over Thirty Mile Canal built?

It was built in 1935, making it 90 years old in 2025. It was reconstructed in 1971.

What condition is CO RD 761/FAS 1610 over Thirty Mile 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 October 2024.

How much traffic does CO RD 761/FAS 1610 over Thirty Mile Canal carry?

About 335 vehicles per day (2011 count).

How long is CO RD 761/FAS 1610 over Thirty Mile Canal?

The structure is 34 ft (10.4 m) long with a longest span of 12 ft (3.7 m).

Who owns CO RD 761/FAS 1610 over Thirty Mile Canal?

It is owned by the Other Local Agency.