US Bridges

RD 129 over Coon Creek

Good

Ford County, Kansas · 3.5E 7.2N of Ford · Structure no. 000290563006102

Built
1983
42 years old
Condition
Good
inspected February 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
60 ft
2 main spans
Daily traffic
35
2018 count
Owner
County
County Highway Agency

About this bridge

RD 129 over Coon Creek is a steel stringer/multi-beam or girder carrying RD 129 over Coon Creek in Ford 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 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 35 vehicles a day, roughly 5% of them trucks, projected to reach 42 by 2043. The structure is 60 ft (18.3 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRD 129
CrossesCoon Creek
Location3.5E 7.2N of Ford
RouteCounty Highway 0
StateKansas
Coordinates37.74678, -99.68725
Functional classRural Local

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating66.9 US tons
Inventory rating40.1 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans2
Design loadUnknown
Structure length60 ft (18.3 m)
Longest span29 ft (8.9 m)
Deck width28 ft (8.6 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic35 (2018)
Projected traffic42 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 RD 129 over Coon Creek built?

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

What condition is RD 129 over Coon 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 February 2023.

How much traffic does RD 129 over Coon Creek carry?

About 35 vehicles per day (2018 count), of which roughly 5% are trucks.

How long is RD 129 over Coon Creek?

The structure is 60 ft (18.3 m) long with a longest span of 29 ft (8.9 m) and a deck 28 ft wide.

Who owns RD 129 over Coon Creek?

It is owned by the County Highway Agency.