US Bridges

Rt K S over Castile CR

Fair

Clinton County, Missouri · S 29 T 56 N R 32 W · Structure no. 7212

Built
1960
65 years old, rebuilt 2010
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
214 ft
3 main spans
Daily traffic
136
2024 count
Owner
State
State Highway Agency

About this bridge

Rt K S over Castile CR is a steel continuous stringer/multi-beam or girder carrying Rt K S over Castile CR in Clinton County, Missouri. It was built in 1960 and reconstructed in 2010, so it is 65 years old, older 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.

It carries about 136 vehicles a day, roughly 7% of them trucks, projected to reach 177 by 2044. The structure is 214 ft (65.2 m) long and 25 ft wide. If it were closed, the detour would be 24.2 mi (39 km).

Location

Open in Google Maps
CarriesRt K S
CrossesCastile CR
LocationS 29 T 56 N R 32 W
RouteState Highway 0K
CountyClinton County
StateMissouri
Coordinates39.64339, -94.51727
Functional classRural Minor Collector

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 inspectionOctober 2024
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating37.7 US tons
Inventory rating22.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length214 ft (65.2 m)
Longest span80 ft (24.4 m)
Deck width25 ft (7.5 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic136 (2024)
Projected traffic177 by 2044
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.2 mi (39 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Rt K S over Castile CR built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 2010.

What condition is Rt K S over Castile 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 October 2024.

How much traffic does Rt K S over Castile CR carry?

About 136 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is Rt K S over Castile CR?

The structure is 214 ft (65.2 m) long with a longest span of 80 ft (24.4 m) and a deck 25 ft wide.

Who owns Rt K S over Castile CR?

It is owned by the State Highway Agency.