US Bridges

Shannon Creek Rd. over Fourmile Creek

PoorPosted for load

Pottawatomie County, Kansas · 7.5N 3.0W of Fostoria · Structure no. 000750901503621

Built
1970
55 years old
Condition
Poor
inspected September 2023
Type
Tee Beam
Concrete
Length
77 ft
1 main span
Daily traffic
10
2013 count
Owner
County
County Highway Agency

About this bridge

Shannon Creek Rd. over Fourmile Creek is a concrete tee beam carrying Shannon Creek Rd. over Fourmile Creek in Pottawatomie County, Kansas. It was built in 1970, so it is 55 years old, older than the Kansas average of 52.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 10 vehicles a day, projected to reach 15 by 2043. The structure is 77 ft (23.6 m) long and 27 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesShannon Creek Rd.
CrossesFourmile Creek
Location7.5N 3.0W of Fostoria
RouteCounty Highway 0
StateKansas
Coordinates39.55083, -96.56994
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating15 US tons
Inventory rating15 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadH 15
Structure length77 ft (23.6 m)
Longest span33 ft (10 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic10 (2013)
Projected traffic15 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Shannon Creek Rd. over Fourmile Creek built?

It was built in 1970, making it 55 years old in 2025.

What condition is Shannon Creek Rd. over Fourmile Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2023.

How much traffic does Shannon Creek Rd. over Fourmile Creek carry?

About 10 vehicles per day (2013 count).

How long is Shannon Creek Rd. over Fourmile Creek?

The structure is 77 ft (23.6 m) long with a longest span of 33 ft (10 m) and a deck 27 ft wide.

Who owns Shannon Creek Rd. over Fourmile Creek?

It is owned by the County Highway Agency.