US Bridges

Is 49 N over Cst Harry S Truman DR

Fair

Jackson County, Missouri · S 14 T 47 N R 33 W · Structure no. 3036

Built
1979
46 years old, rebuilt 1987
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
144 ft
3 main spans
Daily traffic
53,969
2024 count
Owner
State
State Highway Agency

About this bridge

Is 49 N over Cst Harry S Truman DR is a steel continuous stringer/multi-beam or girder carrying Is 49 N over Cst Harry S Truman DR in Jackson County, Missouri. It was built in 1979 and reconstructed in 1987, so it is 46 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 53,969 vehicles a day, roughly 17% of them trucks, projected to reach 72,858 by 2044. The structure is 144 ft (43.9 m) long and 55 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesIs 49 N
CrossesCst Harry S Truman DR
LocationS 14 T 47 N R 33 W
RouteInterstate 49
Coordinates38.89702, -94.52448
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 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 rating39.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length144 ft (43.9 m)
Longest span83 ft (25.3 m)
Deck width55 ft (16.8 m)
Roadway width52 ft (16 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic53,969 (2024)
Projected traffic72,858 by 2044
Trucks17%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Is 49 N over Cst Harry S Truman DR built?

It was built in 1979, making it 46 years old in 2025. It was reconstructed in 1987.

What condition is Is 49 N over Cst Harry S Truman DR 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 October 2023.

How much traffic does Is 49 N over Cst Harry S Truman DR carry?

About 53,969 vehicles per day (2024 count), of which roughly 17% are trucks.

How long is Is 49 N over Cst Harry S Truman DR?

The structure is 144 ft (43.9 m) long with a longest span of 83 ft (25.3 m) and a deck 55 ft wide.

Who owns Is 49 N over Cst Harry S Truman DR?

It is owned by the State Highway Agency.