US Bridges

Rs 711 RD M over Cavalry Creek

Good

Clark County, Kansas · 7.0N 11.3E of Ashland · Structure no. 000000000130250

Built
1964
61 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
58 ft
1 main span
Daily traffic
110
2022 count
Owner
County
County Highway Agency

About this bridge

Rs 711 RD M over Cavalry Creek is a prestressed concrete stringer/multi-beam or girder carrying Rs 711 RD M over Cavalry Creek in Clark County, Kansas. It was built in 1964, so it is 61 years old, older 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 110 vehicles a day, roughly 10% of them trucks, projected to reach 130 by 2044. The structure is 58 ft (17.7 m) long and 30 ft wide. If it were closed, the detour would be 13 mi (21 km).

CarriesRs 711 RD M
CrossesCavalry Creek
Location7.0N 11.3E of Ashland
RouteCounty Highway 711
StateKansas
Coordinates37.29381, -99.55556
Functional classRural Major Collector

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating36 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length58 ft (17.7 m)
Longest span54 ft (16.4 m)
Deck width30 ft (9.1 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic110 (2022)
Projected traffic130 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 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 Rs 711 RD M over Cavalry Creek built?

It was built in 1964, making it 61 years old in 2025.

What condition is Rs 711 RD M over Cavalry 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 November 2024.

How much traffic does Rs 711 RD M over Cavalry Creek carry?

About 110 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is Rs 711 RD M over Cavalry Creek?

The structure is 58 ft (17.7 m) long with a longest span of 54 ft (16.4 m) and a deck 30 ft wide.

Who owns Rs 711 RD M over Cavalry Creek?

It is owned by the County Highway Agency.