US Bridges

W 90th DR (517) over Trib South Fork Solomon

Good

Osborne County, Kansas · In Osborne · Structure no. 000000000710160

Built
1958
67 years old
Condition
Good
inspected May 2023
Type
Culvert
Concrete
Length
25 ft
3 main spans
Daily traffic
580
2020 count
Owner
County
County Highway Agency

About this bridge

W 90th DR (517) over Trib South Fork Solomon is a concrete culvert carrying W 90th DR (517) over Trib South Fork Solomon in Osborne County, Kansas. It was built in 1958, so it is 67 years old, older than the Kansas average of 52.8 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.

It carries about 580 vehicles a day, roughly 20% of them trucks, projected to reach 680 by 2043. The structure is 25 ft (7.7 m) long and 30 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesW 90th DR (517)
CrossesTrib South Fork Solomon
LocationIn Osborne
RouteCounty Highway 517
CountyOsborne County
StateKansas
Coordinates39.43817, -98.68543
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
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 rating45 US tons
Inventory rating26.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 20
Structure length25 ft (7.7 m)
Longest span8 ft (2.4 m)
Deck width30 ft (9 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic580 (2020)
Projected traffic680 by 2043
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was W 90th DR (517) over Trib South Fork Solomon built?

It was built in 1958, making it 67 years old in 2025.

What condition is W 90th DR (517) over Trib South Fork Solomon 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 May 2023.

How much traffic does W 90th DR (517) over Trib South Fork Solomon carry?

About 580 vehicles per day (2020 count), of which roughly 20% are trucks.

How long is W 90th DR (517) over Trib South Fork Solomon?

The structure is 25 ft (7.7 m) long with a longest span of 8 ft (2.4 m) and a deck 30 ft wide.

Who owns W 90th DR (517) over Trib South Fork Solomon?

It is owned by the County Highway Agency.