US Bridges

Walsburg G.8-12.0F over Stream

Good

Riley County, Kansas · 1.2E 2.0N of Leonardville · Structure no. 000810873803840

Built
1958
67 years old
Condition
Good
inspected December 2024
Type
Culvert
Concrete
Length
35 ft
2 main spans
Daily traffic
100
2004 count
Owner
County
County Highway Agency

About this bridge

Walsburg G.8-12.0F over Stream is a concrete culvert carrying Walsburg G.8-12.0F over Stream in Riley 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 100 vehicles a day, roughly 12% of them trucks, projected to reach 105 by 2044. The structure is 35 ft (10.7 m) long and 26 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesWalsburg G.8-12.0F
CrossesStream
Location1.2E 2.0N of Leonardville
RouteCounty Highway 8112
StateKansas
Coordinates39.39335, -96.83452
Functional classRural Minor 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionDecember 2024
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 alignment8: Equal to present desirable criteria
Operating rating48.2 US tons
Inventory rating28.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 15
Structure length35 ft (10.7 m)
Longest span17 ft (5.2 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic100 (2004)
Projected traffic105 by 2044
Trucks12%
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 Walsburg G.8-12.0F over Stream built?

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

What condition is Walsburg G.8-12.0F over Stream 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 December 2024.

How much traffic does Walsburg G.8-12.0F over Stream carry?

About 100 vehicles per day (2004 count), of which roughly 12% are trucks.

How long is Walsburg G.8-12.0F over Stream?

The structure is 35 ft (10.7 m) long with a longest span of 17 ft (5.2 m) and a deck 26 ft wide.

Who owns Walsburg G.8-12.0F over Stream?

It is owned by the County Highway Agency.