US Bridges

Is 470 W over Is 49 Is 435

Fair

Jackson County, Missouri · S 35 T 48 N R 33 W · Structure no. 29192

Built
2002
23 years old, rebuilt 2010
Condition
Fair
inspected February 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
2,069 ft
12 main spans
Daily traffic
34,735
2024 count
Owner
State
State Highway Agency

About this bridge

Is 470 W over Is 49 Is 435 is a steel continuous stringer/multi-beam or girder carrying Is 470 W over Is 49 Is 435 in Jackson County, Missouri. It was built in 2002 and reconstructed in 2010, so it is 23 years old, younger 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 34,735 vehicles a day, roughly 12% of them trucks, projected to reach 46,892 by 2044. The structure is 2,069 ft (630.7 m) long and 75 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesIs 470 W
CrossesIs 49 Is 435
LocationS 35 T 48 N R 33 W
RouteInterstate 470
Coordinates38.93896, -94.53655
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.4 US tons
Inventory rating42.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans12 (+3 approach)
Design loadHS 20 + Mod
Structure length2,069 ft (630.7 m)
Longest span211 ft (64.3 m)
Deck width75 ft (22.8 m)
Roadway width72 ft (21.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic34,735 (2024)
Projected traffic46,892 by 2044
Trucks12%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 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 470 W over Is 49 Is 435 built?

It was built in 2002, making it 23 years old in 2025. It was reconstructed in 2010.

What condition is Is 470 W over Is 49 Is 435 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 February 2023.

How much traffic does Is 470 W over Is 49 Is 435 carry?

About 34,735 vehicles per day (2024 count), of which roughly 12% are trucks.

How long is Is 470 W over Is 49 Is 435?

The structure is 2,069 ft (630.7 m) long with a longest span of 211 ft (64.3 m) and a deck 75 ft wide.

Who owns Is 470 W over Is 49 Is 435?

It is owned by the State Highway Agency.