US Bridges

W 75th DR (rs 615) over Trib South Fork Solomon

GoodPosted for load

Osborne County, Kansas · 0.5S 0.5W of Alton · Structure no. 000000000710050

Built
1964
61 years old
Condition
Good
inspected May 2023
Type
Culvert
Concrete
Length
29 ft
2 main spans
Daily traffic
115
2020 count
Owner
County
County Highway Agency

About this bridge

W 75th DR (rs 615) over Trib South Fork Solomon is a concrete culvert carrying W 75th DR (rs 615) over Trib South Fork Solomon in Osborne County, Kansas. It was built in 1964, so it is 61 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. Its operating status is: posted for load restriction.

It carries about 115 vehicles a day, roughly 10% of them trucks, projected to reach 135 by 2043. The structure is 29 ft (8.7 m) long and 31 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesW 75th DR (rs 615)
CrossesTrib South Fork Solomon
Location0.5S 0.5W of Alton
RouteCounty Highway 515
CountyOsborne County
StateKansas
Coordinates39.45521, -98.95857
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 statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.8 US tons
Inventory rating28.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 20
Structure length29 ft (8.7 m)
Longest span14 ft (4.2 m)
Deck width31 ft (9.6 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic115 (2020)
Projected traffic135 by 2043
Trucks10%
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 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 75th DR (rs 615) over Trib South Fork Solomon built?

It was built in 1964, making it 61 years old in 2025.

What condition is W 75th DR (rs 615) 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 75th DR (rs 615) over Trib South Fork Solomon carry?

About 115 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is W 75th DR (rs 615) over Trib South Fork Solomon?

The structure is 29 ft (8.7 m) long with a longest span of 14 ft (4.2 m) and a deck 31 ft wide.

Who owns W 75th DR (rs 615) over Trib South Fork Solomon?

It is owned by the County Highway Agency.