US Bridges

W. 20th Dr. over Trib North Fork Solomon

FairPosted for load

Osborne County, Kansas · 2.0N 2.1W of Downs · Structure no. 000710685903640

Built
1968
57 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
36 ft
1 main span
Daily traffic
20
2020 count
Owner
County
County Highway Agency

About this bridge

W. 20th Dr. over Trib North Fork Solomon is a steel stringer/multi-beam or girder carrying W. 20th Dr. over Trib North Fork Solomon in Osborne County, Kansas. It was built in 1968, so it is 57 years old, older than the Kansas average of 52.8 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 20 vehicles a day, projected to reach 20 by 2043. The structure is 36 ft (11 m) long and 24 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesW. 20th Dr.
CrossesTrib North Fork Solomon
Location2.0N 2.1W of Downs
RouteCounty Highway 0
CountyOsborne County
StateKansas
Coordinates39.53846, -98.58129
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
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 alignment8: Equal to present desirable criteria
Operating rating25 US tons
Inventory rating14.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadUnknown
Structure length36 ft (11 m)
Longest span35 ft (10.6 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic20 (2020)
Projected traffic20 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was W. 20th Dr. over Trib North Fork Solomon built?

It was built in 1968, making it 57 years old in 2025.

What condition is W. 20th Dr. over Trib North Fork Solomon 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 May 2023.

How much traffic does W. 20th Dr. over Trib North Fork Solomon carry?

About 20 vehicles per day (2020 count).

How long is W. 20th Dr. over Trib North Fork Solomon?

The structure is 36 ft (11 m) long with a longest span of 35 ft (10.6 m) and a deck 24 ft wide.

Who owns W. 20th Dr. over Trib North Fork Solomon?

It is owned by the County Highway Agency.