US Bridges

RD 129 over Cow Creek

Fair

Ford County, Kansas · 3.5E 4.2S of Spearville · Structure no. 000290563006046

Built
1982
43 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
48 ft
2 main spans
Daily traffic
30
2018 count
Owner
County
County Highway Agency

About this bridge

RD 129 over Cow Creek is a steel stringer/multi-beam or girder carrying RD 129 over Cow Creek in Ford County, Kansas. It was built in 1982, so it is 43 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 30 vehicles a day, roughly 5% of them trucks, projected to reach 36 by 2043. The structure is 48 ft (14.7 m) long and 29 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

No coordinates are recorded for this structure.

CarriesRD 129
CrossesCow Creek
Location3.5E 4.2S of Spearville
RouteCounty Highway 0
StateKansas
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 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 geometry7: Better than present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating44.8 US tons
Inventory rating26.8 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans2
Design loadUnknown
Structure length48 ft (14.7 m)
Longest span23 ft (7.1 m)
Deck width29 ft (8.7 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic30 (2018)
Projected traffic36 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 Cow Creek built?

It was built in 1982, making it 43 years old in 2025.

What condition is RD 129 over Cow 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 RD 129 over Cow Creek carry?

About 30 vehicles per day (2018 count), of which roughly 5% are trucks.

How long is RD 129 over Cow Creek?

The structure is 48 ft (14.7 m) long with a longest span of 23 ft (7.1 m) and a deck 29 ft wide.

Who owns RD 129 over Cow Creek?

It is owned by the County Highway Agency.