US Bridges

Shawnee (21-9.1) over Eight Mile Creek

GoodPosted for load

Franklin County, Kansas · 1.0S.E. of Centropolis · Structure no. 000301035104800

Built
1973
52 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
170 ft
3 main spans
Daily traffic
35
2013 count
Owner
County
County Highway Agency

About this bridge

Shawnee (21-9.1) over Eight Mile Creek is a steel continuous stringer/multi-beam or girder carrying Shawnee (21-9.1) over Eight Mile Creek in Franklin County, Kansas. It was built in 1973, so it is 52 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 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 35 vehicles a day, projected to reach 36 by 2043. The structure is 170 ft (51.9 m) long and 26 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesShawnee (21-9.1)
CrossesEight Mile Creek
Location1.0S.E. of Centropolis
RouteCounty Highway 0
CountyFranklin County
StateKansas
Coordinates38.69522, -95.33989
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating18.1 US tons
Inventory rating10.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length170 ft (51.9 m)
Longest span65 ft (19.8 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 traffic35 (2013)
Projected traffic36 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 Shawnee (21-9.1) over Eight Mile Creek built?

It was built in 1973, making it 52 years old in 2025.

What condition is Shawnee (21-9.1) over Eight Mile 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 June 2023.

How much traffic does Shawnee (21-9.1) over Eight Mile Creek carry?

About 35 vehicles per day (2013 count).

How long is Shawnee (21-9.1) over Eight Mile Creek?

The structure is 170 ft (51.9 m) long with a longest span of 65 ft (19.8 m) and a deck 26 ft wide.

Who owns Shawnee (21-9.1) over Eight Mile Creek?

It is owned by the County Highway Agency.