US Bridges

29th RD (28.0-BB.2 over Trib. to Irish Creek

Good

Marshall County, Kansas · 1.0E 0.2S of Lillis · Structure no. 000580933003542

Built
2008
17 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
25 ft
1 main span
Daily traffic
10
2007 count
Owner
County
County Highway Agency

About this bridge

29th RD (28.0-BB.2 over Trib. to Irish Creek is a steel stringer/multi-beam or girder carrying 29th RD (28.0-BB.2 over Trib. to Irish Creek in Marshall County, Kansas. It was built in 2008, so it is 17 years old, younger 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 10 vehicles a day, projected to reach 10 by 2043. The structure is 25 ft (7.6 m) long and 20 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
Carries29th RD (28.0-BB.2
CrossesTrib. to Irish Creek
Location1.0E 0.2S of Lillis
RouteCounty Highway 0
CountyMarshall County
StateKansas
Coordinates39.60776, -96.27696
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
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 evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.2 US tons
Inventory rating31.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length25 ft (7.6 m)
Longest span23 ft (7 m)
Deck width20 ft (6.1 m)
Roadway width19 ft (5.9 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic10 (2007)
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 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 29th RD (28.0-BB.2 over Trib. to Irish Creek built?

It was built in 2008, making it 17 years old in 2025.

What condition is 29th RD (28.0-BB.2 over Trib. to Irish Creek 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 29th RD (28.0-BB.2 over Trib. to Irish Creek carry?

About 10 vehicles per day (2007 count).

How long is 29th RD (28.0-BB.2 over Trib. to Irish Creek?

The structure is 25 ft (7.6 m) long with a longest span of 23 ft (7 m) and a deck 20 ft wide.

Who owns 29th RD (28.0-BB.2 over Trib. to Irish Creek?

It is owned by the County Highway Agency.