US Bridges

Rt Kk S over Lit Chariton Rvr

Poor

Chariton County, Missouri · S 6 T 51 N R 17 W · Structure no. 1580

Built
1966
59 years old, rebuilt 1986
Condition
Poor
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
359 ft
3 main spans
Daily traffic
140
2024 count
Owner
State
State Highway Agency

About this bridge

Rt Kk S over Lit Chariton Rvr is a steel continuous stringer/multi-beam or girder carrying Rt Kk S over Lit Chariton Rvr in Chariton County, Missouri. It was built in 1966 and reconstructed in 1986, so it is 59 years old, older than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 140 vehicles a day, roughly 9% of them trucks, projected to reach 175 by 2044. The structure is 359 ft (109.4 m) long and 29 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesRt Kk S
CrossesLit Chariton Rvr
LocationS 6 T 51 N R 17 W
RouteState Highway 0KK
Coordinates39.25825, -92.86403
Functional classRural Minor Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating42.7 US tons
Inventory rating25.8 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+2 approach)
Design loadH 15
Structure length359 ft (109.4 m)
Longest span100 ft (30.5 m)
Deck width29 ft (8.7 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic140 (2024)
Projected traffic175 by 2044
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$2.1 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Rt Kk S over Lit Chariton Rvr built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 1986.

What condition is Rt Kk S over Lit Chariton Rvr in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2024.

How much traffic does Rt Kk S over Lit Chariton Rvr carry?

About 140 vehicles per day (2024 count), of which roughly 9% are trucks.

How long is Rt Kk S over Lit Chariton Rvr?

The structure is 359 ft (109.4 m) long with a longest span of 100 ft (30.5 m) and a deck 29 ft wide.

Who owns Rt Kk S over Lit Chariton Rvr?

It is owned by the State Highway Agency.