US Bridges

CO RD 771/FAS 1640 over Stream

Fair

Dawson County, Nebraska · JCT N40/S-24C .5S 2.3W · Structure no. C002410810

Built
1970
55 years old
Condition
Fair
inspected November 2023
Type
Culvert
Concrete
Length
26 ft
2 main spans
Daily traffic
110
2011 count
Owner
County
County Highway Agency

About this bridge

CO RD 771/FAS 1640 over Stream is a concrete culvert carrying CO RD 771/FAS 1640 over Stream in Dawson County, Nebraska. It was built in 1970, so it is 55 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 110 vehicles a day, projected to reach 154 by 2033. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 49.7 mi (80 km).

Location

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CarriesCO RD 771/FAS 1640
CrossesStream
LocationJCT N40/S-24C .5S 2.3W
RouteCounty Highway 1640
CountyDawson County
StateNebraska
Coordinates41.0028, -99.6694
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 protection7 GoodSome minor problems.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2023
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 adequacy8: Equal to present desirable 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 length26 ft (7.9 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 traffic110 (2011)
Projected traffic154 by 2033
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed49.7 mi (80 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 CO RD 771/FAS 1640 over Stream built?

It was built in 1970, making it 55 years old in 2025.

What condition is CO RD 771/FAS 1640 over Stream 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 CO RD 771/FAS 1640 over Stream carry?

About 110 vehicles per day (2011 count).

How long is CO RD 771/FAS 1640 over Stream?

The structure is 26 ft (7.9 m) long with a longest span of 12 ft (3.7 m).

Who owns CO RD 771/FAS 1640 over Stream?

It is owned by the County Highway Agency.