US Bridges

634 AV-709/710 RD over Stream

GoodPosted for load

Richardson County, Nebraska · 3S Humb (634A-709/710R) · Structure no. C007400910

Built
1935
90 years old, rebuilt 2004
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
54 ft
1 main span
Daily traffic
40
2022 count
Owner
County
County Highway Agency

About this bridge

634 AV-709/710 RD over Stream is a steel stringer/multi-beam or girder carrying 634 AV-709/710 RD over Stream in Richardson County, Nebraska. It was built in 1935 and reconstructed in 2004, 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. Its operating status is: posted for load restriction.

It carries about 40 vehicles a day, projected to reach 52 by 2041. The structure is 54 ft (16.5 m) long and 26 ft wide. If it were closed, the detour would be 18.6 mi (30 km).

Location

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Carries634 AV-709/710 RD
CrossesStream
Location3S Humb (634A-709/710R)
RouteCounty Highway 9
CountyRichardson County
StateNebraska
Coordinates40.115, -95.9352
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.6 US tons
Inventory rating29.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+1 approach)
Design loadHS 20
Structure length54 ft (16.5 m)
Longest span38 ft (11.6 m)
Deck width26 ft (8 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2022)
Projected traffic52 by 2041
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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 634 AV-709/710 RD over Stream built?

It was built in 1935, making it 90 years old in 2025. It was reconstructed in 2004.

What condition is 634 AV-709/710 RD over Stream in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2024.

How much traffic does 634 AV-709/710 RD over Stream carry?

About 40 vehicles per day (2022 count).

How long is 634 AV-709/710 RD over Stream?

The structure is 54 ft (16.5 m) long with a longest span of 38 ft (11.6 m) and a deck 26 ft wide.

Who owns 634 AV-709/710 RD over Stream?

It is owned by the County Highway Agency.