US Bridges

Rocky Ridge RD over W Fk Roubidoux

Fair

Texas County, Missouri · S 31 T 31 N R 11 W · Structure no. 20456

Built
1986
39 years old
Condition
Fair
inspected November 2023
Type
Slab
Concrete Continuous
Length
38 ft
4 main spans
Daily traffic
30
2024 count
Owner
County
County Highway Agency

About this bridge

Rocky Ridge RD over W Fk Roubidoux is a concrete continuous slab carrying Rocky Ridge RD over W Fk Roubidoux in Texas County, Missouri. It was built in 1986, so it is 39 years old, younger than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 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 10% of them trucks, projected to reach 36 by 2044. The structure is 38 ft (11.6 m) long and 14 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesRocky Ridge RD
CrossesW Fk Roubidoux
LocationS 31 T 31 N R 11 W
RouteCounty Highway 261
CountyTexas County
StateMissouri
Coordinates37.3437, -92.1852
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating54.6 US tons
Inventory rating17.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadOther
Structure length38 ft (11.6 m)
Longest span9 ft (2.7 m)
Deck width14 ft (4.3 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2024)
Projected traffic36 by 2044
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byTown or Township 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 Rocky Ridge RD over W Fk Roubidoux built?

It was built in 1986, making it 39 years old in 2025.

What condition is Rocky Ridge RD over W Fk Roubidoux 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 November 2023.

How much traffic does Rocky Ridge RD over W Fk Roubidoux carry?

About 30 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Rocky Ridge RD over W Fk Roubidoux?

The structure is 38 ft (11.6 m) long with a longest span of 9 ft (2.7 m) and a deck 14 ft wide.

Who owns Rocky Ridge RD over W Fk Roubidoux?

It is owned by the County Highway Agency and maintained by the Town or Township Highway Agency.