US Bridges

S. 100th Ave. over Trib. North Fork Solomon

Fair

Osborne County, Kansas · 1.8S 1.0E of Portis · Structure no. 000710677003643

Built
1993
32 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
22 ft
1 main span
Daily traffic
10
2020 count
Owner
County
County Highway Agency

About this bridge

S. 100th Ave. over Trib. North Fork Solomon is a steel stringer/multi-beam or girder carrying S. 100th Ave. over Trib. North Fork Solomon in Osborne County, Kansas. It was built in 1993, so it is 32 years old, younger 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 6 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 10 vehicles a day, projected to reach 10 by 2043. The structure is 22 ft (6.7 m) long and 26 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesS. 100th Ave.
CrossesTrib. North Fork Solomon
Location1.8S 1.0E of Portis
RouteCounty Highway 0
CountyOsborne County
StateKansas
Coordinates39.53536, -98.67416
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.8 US tons
Inventory rating40.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span20 ft (6.2 m)
Deck width26 ft (7.9 m)
Roadway width26 ft (7.8 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic10 (2020)
Projected traffic10 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 S. 100th Ave. over Trib. North Fork Solomon built?

It was built in 1993, making it 32 years old in 2025.

What condition is S. 100th Ave. 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 S. 100th Ave. over Trib. North Fork Solomon carry?

About 10 vehicles per day (2020 count).

How long is S. 100th Ave. over Trib. North Fork Solomon?

The structure is 22 ft (6.7 m) long with a longest span of 20 ft (6.2 m) and a deck 26 ft wide.

Who owns S. 100th Ave. over Trib. North Fork Solomon?

It is owned by the County Highway Agency.