US Bridges

Coll 7599 over S Fk Big Sandy Creek

Fair

Nuckolls County, Nebraska · .5E 5.5N of Oak · Structure no. C006514125

Built
1979
46 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
40 ft
1 main span
Daily traffic
130
1998 count
Owner
County
County Highway Agency

About this bridge

Coll 7599 over S Fk Big Sandy Creek is a steel stringer/multi-beam or girder carrying Coll 7599 over S Fk Big Sandy Creek in Nuckolls County, Nebraska. It was built in 1979, so it is 46 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 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 130 vehicles a day, projected to reach 221 by 2033. The structure is 40 ft (12.2 m) long and 29 ft wide. If it were closed, the detour would be 18.6 mi (30 km).

Location

Open in Google Maps
CarriesColl 7599
CrossesS Fk Big Sandy Creek
Location.5E 5.5N of Oak
RouteCounty Highway 7599
CountyNuckolls County
StateNebraska
Coordinates40.3133, -97.8967
Functional classRural Minor 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating48.5 US tons
Inventory rating28.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length40 ft (12.2 m)
Longest span39 ft (11.9 m)
Deck width29 ft (8.7 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic130 (1998)
Projected traffic221 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Coll 7599 over S Fk Big Sandy Creek built?

It was built in 1979, making it 46 years old in 2025.

What condition is Coll 7599 over S Fk Big Sandy 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 September 2023.

How much traffic does Coll 7599 over S Fk Big Sandy Creek carry?

About 130 vehicles per day (1998 count).

How long is Coll 7599 over S Fk Big Sandy Creek?

The structure is 40 ft (12.2 m) long with a longest span of 39 ft (11.9 m) and a deck 29 ft wide.

Who owns Coll 7599 over S Fk Big Sandy Creek?

It is owned by the County Highway Agency.