US Bridges

4300 RD Mile 3 over Onion Creek

Poor

Montgomery County, Kansas · 0.5W 1.0S of Coffeyville · Structure no. 000631001007086

Built
1983
42 years old
Condition
Poor
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
186 ft
4 main spans
Daily traffic
50
2010 count
Owner
County
County Highway Agency

About this bridge

4300 RD Mile 3 over Onion Creek is a steel continuous stringer/multi-beam or girder carrying 4300 RD Mile 3 over Onion Creek in Montgomery County, Kansas. It was built in 1983, so it is 42 years old, younger 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 3 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.

It carries about 50 vehicles a day, projected to reach 60 by 2039. The structure is 186 ft (56.8 m) long and 24 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
Carries4300 RD Mile 3
CrossesOnion Creek
Location0.5W 1.0S of Coffeyville
RouteCounty Highway 0
CountyMontgomery County
StateKansas
Coordinates37.02673, -95.67457
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
Inspection intervalevery 12 months
Operating statusOpen, no 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 rating45.1 US tons
Inventory rating27.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadUnknown
Structure length186 ft (56.8 m)
Longest span60 ft (18.2 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic50 (2010)
Projected traffic60 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 4300 RD Mile 3 over Onion Creek built?

It was built in 1983, making it 42 years old in 2025.

What condition is 4300 RD Mile 3 over Onion 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 January 2025.

How much traffic does 4300 RD Mile 3 over Onion Creek carry?

About 50 vehicles per day (2010 count).

How long is 4300 RD Mile 3 over Onion Creek?

The structure is 186 ft (56.8 m) long with a longest span of 60 ft (18.2 m) and a deck 24 ft wide.

Who owns 4300 RD Mile 3 over Onion Creek?

It is owned by the County Highway Agency.