US Bridges

2800 RD Mile 12 over Trib. to Onion Creek

Fair

Montgomery County, Kansas · 5.0N 5.0W of Coffeyville · Structure no. 000000000630380

Built
1979
46 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
25 ft
1 main span
Daily traffic
111
2010 count
Owner
County
County Highway Agency

About this bridge

2800 RD Mile 12 over Trib. to Onion Creek is a steel stringer/multi-beam or girder carrying 2800 RD Mile 12 over Trib. to Onion Creek in Montgomery County, Kansas. It was built in 1979, so it is 46 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 5 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 111 vehicles a day, projected to reach 133 by 2039. The structure is 25 ft (7.6 m) long and 26 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
Carries2800 RD Mile 12
CrossesTrib. to Onion Creek
Location5.0N 5.0W of Coffeyville
RouteCounty Highway 476
CountyMontgomery County
StateKansas
Coordinates37.10953, -95.75007
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.7 US tons
Inventory rating34.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length25 ft (7.6 m)
Longest span23 ft (7.1 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 traffic111 (2010)
Projected traffic133 by 2039
Trucks0%
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 2800 RD Mile 12 over Trib. to Onion Creek built?

It was built in 1979, making it 46 years old in 2025.

What condition is 2800 RD Mile 12 over Trib. to Onion 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 March 2023.

How much traffic does 2800 RD Mile 12 over Trib. to Onion Creek carry?

About 111 vehicles per day (2010 count).

How long is 2800 RD Mile 12 over Trib. to Onion Creek?

The structure is 25 ft (7.6 m) long with a longest span of 23 ft (7.1 m) and a deck 26 ft wide.

Who owns 2800 RD Mile 12 over Trib. to Onion Creek?

It is owned by the County Highway Agency.