US Bridges

635 AV-706/707 RD over Fourmile Creek

FairPosted for load

Richardson County, Nebraska · 4.5W3.5S DAW(635-706/707) · Structure no. C007401105

Built
1925
100 years old
Condition
Fair
inspected June 2023
Type
Truss - Thru
Steel
Length
102 ft
1 main span
Daily traffic
35
2003 count
Owner
County
County Highway Agency

About this bridge

635 AV-706/707 RD over Fourmile Creek is a steel truss - thru carrying 635 AV-706/707 RD over Fourmile Creek in Richardson County, Nebraska. It was built in 1925, so it is 100 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. Its operating status is: posted for load restriction.

It carries about 35 vehicles a day, projected to reach 59 by 2033. The structure is 102 ft (31.1 m) long and 18 ft wide. If it were closed, the detour would be 18.6 mi (30 km).

Carries635 AV-706/707 RD
CrossesFourmile Creek
Location4.5W3.5S DAW(635-706/707)
RouteCounty Highway 11
Coordinates40.0665, -95.9169
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating18.7 US tons
Inventory rating11 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length102 ft (31.1 m)
Longest span100 ft (30.5 m)
Deck width18 ft (5.5 m)
Roadway width18 ft (5.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35 (2003)
Projected traffic59 by 2033
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 635 AV-706/707 RD over Fourmile Creek built?

It was built in 1925, making it 100 years old in 2025.

What condition is 635 AV-706/707 RD over Fourmile Creek 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 June 2023.

How much traffic does 635 AV-706/707 RD over Fourmile Creek carry?

About 35 vehicles per day (2003 count).

How long is 635 AV-706/707 RD over Fourmile Creek?

The structure is 102 ft (31.1 m) long with a longest span of 100 ft (30.5 m) and a deck 18 ft wide.

Who owns 635 AV-706/707 RD over Fourmile Creek?

It is owned by the County Highway Agency.