US Bridges

W. 30th St. S over Trib. to Chikaskia River

Fair

Sumner County, Kansas · 0.1S 0.8E of Milan · Structure no. 000960783806800

Built
1960
65 years old, rebuilt 1982
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
40 ft
2 main spans
Daily traffic
25
2013 count
Owner
County
County Highway Agency

About this bridge

W. 30th St. S over Trib. to Chikaskia River is a steel continuous stringer/multi-beam or girder carrying W. 30th St. S over Trib. to Chikaskia River in Sumner County, Kansas. It was built in 1960 and reconstructed in 1982, so it is 65 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 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 25 vehicles a day, roughly 1% of them trucks, projected to reach 25 by 2043. The structure is 40 ft (12.3 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesW. 30th St. S
CrossesTrib. to Chikaskia River
Location0.1S 0.8E of Milan
RouteCounty Highway 0
CountySumner County
StateKansas
Coordinates37.24188, -97.66067
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating13.9 US tons
Inventory rating8.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckCorrugated steel
Main spans2
Design loadUnknown
Structure length40 ft (12.3 m)
Longest span22 ft (6.7 m)
Deck width30 ft (9.2 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic25 (2013)
Projected traffic25 by 2043
Trucks1%
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 statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was W. 30th St. S over Trib. to Chikaskia River built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 1982.

What condition is W. 30th St. S over Trib. to Chikaskia River 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 2024.

How much traffic does W. 30th St. S over Trib. to Chikaskia River carry?

About 25 vehicles per day (2013 count), of which roughly 1% are trucks.

How long is W. 30th St. S over Trib. to Chikaskia River?

The structure is 40 ft (12.3 m) long with a longest span of 22 ft (6.7 m) and a deck 30 ft wide.

Who owns W. 30th St. S over Trib. to Chikaskia River?

It is owned by the County Highway Agency.