US Bridges

Is 49 S over Lit Osage Rvr Ovrf

Fair

Vernon County, Missouri · S 17 T 37 N R 31 W · Structure no. 2280

Built
1970
55 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
178 ft
5 main spans
Daily traffic
6,338
2024 count
Owner
State
State Highway Agency

About this bridge

Is 49 S over Lit Osage Rvr Ovrf is a prestressed concrete continuous stringer/multi-beam or girder carrying Is 49 S over Lit Osage Rvr Ovrf in Vernon County, Missouri. It was built in 1970, so it is 55 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 6,338 vehicles a day, roughly 36% of them trucks, projected to reach 11,092 by 2044. The structure is 178 ft (54.3 m) long and 41 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesIs 49 S
CrossesLit Osage Rvr Ovrf
LocationS 17 T 37 N R 31 W
RouteInterstate 49
Coordinates37.99199, -94.36877
Functional classRural Principal Arterial - Interstate

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.
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 inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.5 US tons
Inventory rating36.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length178 ft (54.3 m)
Longest span36 ft (11.1 m)
Deck width41 ft (12.4 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,338 (2024)
Projected traffic11,092 by 2044
Trucks36%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 Is 49 S over Lit Osage Rvr Ovrf built?

It was built in 1970, making it 55 years old in 2025.

What condition is Is 49 S over Lit Osage Rvr Ovrf 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 July 2024.

How much traffic does Is 49 S over Lit Osage Rvr Ovrf carry?

About 6,338 vehicles per day (2024 count), of which roughly 36% are trucks.

How long is Is 49 S over Lit Osage Rvr Ovrf?

The structure is 178 ft (54.3 m) long with a longest span of 36 ft (11.1 m) and a deck 41 ft wide.

Who owns Is 49 S over Lit Osage Rvr Ovrf?

It is owned by the State Highway Agency.