US Bridges

Rt Ff S over Labarque CR

Fair

Jefferson County, Missouri · S 23 T 43 N R 3 E · Structure no. 6831

Built
1958
67 years old, rebuilt 1992
Condition
Fair
inspected December 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
158 ft
3 main spans
Daily traffic
3,098
2024 count
Owner
State
State Highway Agency

About this bridge

Rt Ff S over Labarque CR is a prestressed concrete continuous stringer/multi-beam or girder carrying Rt Ff S over Labarque CR in Jefferson County, Missouri. It was built in 1958 and reconstructed in 1992, so it is 67 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 3,098 vehicles a day, roughly 7% of them trucks, projected to reach 5,576 by 2044. The structure is 158 ft (48.2 m) long and 31 ft wide. If it were closed, the detour would be 18 mi (29 km).

Location

Open in Google Maps
CarriesRt Ff S
CrossesLabarque CR
LocationS 23 T 43 N R 3 E
RouteState Highway 0FF
CountyJefferson County
StateMissouri
Coordinates38.45351, -90.65521
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
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 inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating63.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length158 ft (48.2 m)
Longest span57 ft (17.5 m)
Deck width31 ft (9.6 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,098 (2024)
Projected traffic5,576 by 2044
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18 mi (29 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 Ff S over Labarque CR built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 1992.

What condition is Rt Ff S over Labarque 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 December 2024.

How much traffic does Rt Ff S over Labarque CR carry?

About 3,098 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is Rt Ff S over Labarque CR?

The structure is 158 ft (48.2 m) long with a longest span of 57 ft (17.5 m) and a deck 31 ft wide.

Who owns Rt Ff S over Labarque CR?

It is owned by the State Highway Agency.