US Bridges

Mustang Rd. over South Cottonwood River

Fair

Marion County, Kansas · 3.3E 1.1S of Hillsboro · Structure no. 000570843005301

Built
2004
21 years old
Condition
Fair
inspected February 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
50 ft
3 main spans
Daily traffic
35
2011 count
Owner
County
County Highway Agency

About this bridge

Mustang Rd. over South Cottonwood River is a steel stringer/multi-beam or girder carrying Mustang Rd. over South Cottonwood River in Marion County, Kansas. It was built in 2004, so it is 21 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 35 vehicles a day, roughly 5% of them trucks, projected to reach 42 by 2043. The structure is 50 ft (15.3 m) long and 27 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMustang Rd.
CrossesSouth Cottonwood River
Location3.3E 1.1S of Hillsboro
RouteCounty Highway 0
StateKansas
Coordinates38.33164, -97.13233
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 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 geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating79.4 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans3 (+2 approach)
Design loadHS 20
Structure length50 ft (15.3 m)
Longest span49 ft (15 m)
Deck width27 ft (8.2 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic35 (2011)
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 statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Mustang Rd. over South Cottonwood River built?

It was built in 2004, making it 21 years old in 2025.

What condition is Mustang Rd. over South Cottonwood River 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 February 2023.

How much traffic does Mustang Rd. over South Cottonwood River carry?

About 35 vehicles per day (2011 count), of which roughly 5% are trucks.

How long is Mustang Rd. over South Cottonwood River?

The structure is 50 ft (15.3 m) long with a longest span of 49 ft (15 m) and a deck 27 ft wide.

Who owns Mustang Rd. over South Cottonwood River?

It is owned by the County Highway Agency.