US Bridges

County Highway over Stream

FairPosted for load

Boone County, Nebraska · 10E .3N Petersburg · Structure no. C000634330

Built
1935
90 years old
Condition
Fair
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
24 ft
1 main span
Daily traffic
40
2003 count
Owner
County
County Highway Agency

About this bridge

County Highway over Stream is a steel stringer/multi-beam or girder carrying County Highway over Stream in Boone 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 40 vehicles a day, projected to reach 68 by 2041. The structure is 24 ft (7.3 m) long and 22 ft wide. If it were closed, the detour would be 31.1 mi (50 km).

Location

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CarriesCounty Highway
CrossesStream
Location10E .3N Petersburg
RouteCounty Highway 343
CountyBoone County
StateNebraska
Coordinates41.8605, -97.8911
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating27.6 US tons
Inventory rating16.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length24 ft (7.3 m)
Longest span23 ft (7 m)
Deck width22 ft (6.7 m)
Roadway width22 ft (6.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2003)
Projected traffic68 by 2041
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

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 built?

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

What condition is County Highway 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 December 2024.

How much traffic does County Highway over Stream carry?

About 40 vehicles per day (2003 count).

How long is County Highway over Stream?

The structure is 24 ft (7.3 m) long with a longest span of 23 ft (7 m) and a deck 22 ft wide.

Who owns County Highway over Stream?

It is owned by the County Highway Agency.