US Bridges

231st Street over Smith Br. of Bull Creek

Fair

Miami County, Kansas · 2.0S 6.5W of Spring Hill · Structure no. 000000000610522

Built
1980
45 years old
Condition
Fair
inspected July 2023
Type
Culvert
Concrete
Length
39 ft
3 main spans
Daily traffic
193
2011 count
Owner
County
County Highway Agency

About this bridge

231st Street over Smith Br. of Bull Creek is a concrete culvert carrying 231st Street over Smith Br. of Bull Creek in Miami County, Kansas. It was built in 1980, so it is 45 years old, younger 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 193 vehicles a day, roughly 10% of them trucks, projected to reach 196 by 2043. The structure is 39 ft (11.9 m) long and 33 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Carries231st Street
CrossesSmith Br. of Bull Creek
Location2.0S 6.5W of Spring Hill
RouteCounty Highway 1030
StateKansas
Coordinates38.70936, -94.93658
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50 US tons
Inventory rating31 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadUnknown
Structure length39 ft (11.9 m)
Longest span12 ft (3.6 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic193 (2011)
Projected traffic196 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 231st Street over Smith Br. of Bull Creek built?

It was built in 1980, making it 45 years old in 2025.

What condition is 231st Street over Smith Br. of Bull Creek 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 July 2023.

How much traffic does 231st Street over Smith Br. of Bull Creek carry?

About 193 vehicles per day (2011 count), of which roughly 10% are trucks.

How long is 231st Street over Smith Br. of Bull Creek?

The structure is 39 ft (11.9 m) long with a longest span of 12 ft (3.6 m) and a deck 33 ft wide.

Who owns 231st Street over Smith Br. of Bull Creek?

It is owned by the County Highway Agency.