US Bridges

343rd ST 259 over Big Bull Creek

Good

Miami County, Kansas · 0.5N 5.5E of Osawatomie · Structure no. 000000000610030

Built
1962
63 years old, rebuilt 2003
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
305 ft
3 main spans
Daily traffic
680
2011 count
Owner
County
County Highway Agency

About this bridge

343rd ST 259 over Big Bull Creek is a steel continuous stringer/multi-beam or girder carrying 343rd ST 259 over Big Bull Creek in Miami County, Kansas. It was built in 1962 and reconstructed in 2003, so it is 63 years old, older 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.

It carries about 680 vehicles a day, roughly 10% of them trucks, projected to reach 1,043 by 2043. The structure is 305 ft (92.9 m) long and 28 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Carries343rd ST 259
CrossesBig Bull Creek
Location0.5N 5.5E of Osawatomie
RouteCounty Highway 259
StateKansas
Coordinates38.5053, -94.85335
Functional classRural Major Collector

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 protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50 US tons
Inventory rating30 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length305 ft (92.9 m)
Longest span116 ft (35.3 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic680 (2011)
Projected traffic1,043 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 343rd ST 259 over Big Bull Creek built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 2003.

What condition is 343rd ST 259 over Big Bull 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 July 2023.

How much traffic does 343rd ST 259 over Big Bull Creek carry?

About 680 vehicles per day (2011 count), of which roughly 10% are trucks.

How long is 343rd ST 259 over Big Bull Creek?

The structure is 305 ft (92.9 m) long with a longest span of 116 ft (35.3 m) and a deck 28 ft wide.

Who owns 343rd ST 259 over Big Bull Creek?

It is owned by the County Highway Agency.