US Bridges

County Highway over Stream (a 29)

Fair

Lancaster County, Nebraska · 4N US6 Cass Cl · Structure no. C005544933

Built
1984
41 years old
Condition
Fair
inspected February 2025
Type
Culvert
Concrete
Length
23 ft
2 main spans
Daily traffic
46
2015 count
Owner
County
County Highway Agency

About this bridge

County Highway over Stream (a 29) is a concrete culvert carrying County Highway over Stream (a 29) in Lancaster County, Nebraska. It was built in 1984, so it is 41 years old, younger 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 46 vehicles a day, projected to reach 248 by 2042. The structure is 23 ft (7 m) long. If it were closed, the detour would be 18.6 mi (30 km).

Location

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CarriesCounty Highway
CrossesStream (a 29)
Location4N US6 Cass Cl
RouteCounty Highway 649
CountyLancaster County
StateNebraska
Coordinates40.997, -96.4639
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating36.4 US tons
Inventory rating24.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length23 ft (7 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic46 (2015)
Projected traffic248 by 2042
Trucks0%
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 County Highway over Stream (a 29) built?

It was built in 1984, making it 41 years old in 2025.

What condition is County Highway over Stream (a 29) 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 February 2025.

How much traffic does County Highway over Stream (a 29) carry?

About 46 vehicles per day (2015 count).

How long is County Highway over Stream (a 29)?

The structure is 23 ft (7 m) long with a longest span of 10 ft (3 m).

Who owns County Highway over Stream (a 29)?

It is owned by the County Highway Agency.