US Bridges

Is 49 S over Lp 49

Fair

Vernon County, Missouri · S 34 T 36 N R 31 W · Structure no. 1387

Built
1969
56 years old, rebuilt 2006
Condition
Fair
inspected June 2023
Type
Slab
Concrete Continuous
Length
142 ft
3 main spans
Daily traffic
9,382
2024 count
Owner
State
State Highway Agency

About this bridge

Is 49 S over Lp 49 is a concrete continuous slab carrying Is 49 S over Lp 49 in Vernon County, Missouri. It was built in 1969 and reconstructed in 2006, so it is 56 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 5 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 9,382 vehicles a day, roughly 44% of them trucks, projected to reach 16,419 by 2044. The structure is 142 ft (43.3 m) long and 41 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesIs 49 S
CrossesLp 49
LocationS 34 T 36 N R 31 W
RouteInterstate 49
Coordinates37.85155, -94.3442
Functional classUrban 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.5 US tons
Inventory rating33.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length142 ft (43.3 m)
Longest span59 ft (18 m)
Deck width41 ft (12.4 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,382 (2024)
Projected traffic16,419 by 2044
Trucks44%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Is 49 S over Lp 49 built?

It was built in 1969, making it 56 years old in 2025. It was reconstructed in 2006.

What condition is Is 49 S over Lp 49 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 June 2023.

How much traffic does Is 49 S over Lp 49 carry?

About 9,382 vehicles per day (2024 count), of which roughly 44% are trucks.

How long is Is 49 S over Lp 49?

The structure is 142 ft (43.3 m) long with a longest span of 59 ft (18 m) and a deck 41 ft wide.

Who owns Is 49 S over Lp 49?

It is owned by the State Highway Agency.