US Bridges

Rock Falls RD over Keeney CR

FairPosted for load

Ray County, Missouri · S 26 T 52 N R 29 W · Structure no. 34229

Built
2012
13 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
41 ft
2 main spans
Daily traffic
110
2023 count
Owner
County
County Highway Agency

About this bridge

Rock Falls RD over Keeney CR is a steel continuous stringer/multi-beam or girder carrying Rock Falls RD over Keeney CR in Ray County, Missouri. It was built in 2012, so it is 13 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 110 vehicles a day, roughly 10% of them trucks, projected to reach 149 by 2043. The structure is 41 ft (12.5 m) long and 17 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesRock Falls RD
CrossesKeeney CR
LocationS 26 T 52 N R 29 W
RouteCounty Highway 204
CountyRay County
StateMissouri
Coordinates39.28907, -94.12204
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.6 US tons
Inventory rating27.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length41 ft (12.5 m)
Longest span18 ft (5.4 m)
Deck width17 ft (5.2 m)
Roadway width17 ft (5.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic110 (2023)
Projected traffic149 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$234,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Rock Falls RD over Keeney CR built?

It was built in 2012, making it 13 years old in 2025.

What condition is Rock Falls RD over Keeney CR 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 May 2023.

How much traffic does Rock Falls RD over Keeney CR carry?

About 110 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Rock Falls RD over Keeney CR?

The structure is 41 ft (12.5 m) long with a longest span of 18 ft (5.4 m) and a deck 17 ft wide.

Who owns Rock Falls RD over Keeney CR?

It is owned by the County Highway Agency.