US Bridges

Mo 129 S over E Fk Chariton Rvr

Fair

Chariton County, Missouri · S 20 T 53 N R 16 W · Structure no. 1722

Built
1967
58 years old
Condition
Fair
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
431 ft
3 main spans
Daily traffic
522
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 129 S over E Fk Chariton Rvr is a steel continuous stringer/multi-beam or girder carrying Mo 129 S over E Fk Chariton Rvr in Chariton County, Missouri. It was built in 1967, so it is 58 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 522 vehicles a day, roughly 16% of them trucks, projected to reach 653 by 2044. The structure is 431 ft (131.4 m) long and 29 ft wide. If it were closed, the detour would be 29.8 mi (48 km).

Location

Open in Google Maps
CarriesMo 129 S
CrossesE Fk Chariton Rvr
LocationS 20 T 53 N R 16 W
RouteState Highway 129
CountyChariton County
StateMissouri
Coordinates39.37602, -92.73437
Functional classRural Major 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating32.7 US tons
Inventory rating19.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+6 approach)
Design loadH 15
Structure length431 ft (131.4 m)
Longest span64 ft (19.5 m)
Deck width29 ft (8.8 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic522 (2024)
Projected traffic653 by 2044
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed29.8 mi (48 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 Mo 129 S over E Fk Chariton Rvr built?

It was built in 1967, making it 58 years old in 2025.

What condition is Mo 129 S over E Fk Chariton Rvr 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 December 2024.

How much traffic does Mo 129 S over E Fk Chariton Rvr carry?

About 522 vehicles per day (2024 count), of which roughly 16% are trucks.

How long is Mo 129 S over E Fk Chariton Rvr?

The structure is 431 ft (131.4 m) long with a longest span of 64 ft (19.5 m) and a deck 29 ft wide.

Who owns Mo 129 S over E Fk Chariton Rvr?

It is owned by the State Highway Agency.