US Bridges

Mo 350 W over Is 435

Fair

Jackson County, Missouri · S 36 T 49 N R 33 W · Structure no. 29155

Built
2001
24 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
590 ft
4 main spans
Daily traffic
10,363
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 350 W over Is 435 is a steel continuous stringer/multi-beam or girder carrying Mo 350 W over Is 435 in Jackson County, Missouri. It was built in 2001, so it is 24 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 10,363 vehicles a day, roughly 2% of them trucks, projected to reach 13,990 by 2044. The structure is 590 ft (179.8 m) long and 41 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMo 350 W
CrossesIs 435
LocationS 36 T 49 N R 33 W
RouteState Highway 350
Coordinates39.02128, -94.50082
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating94.2 US tons
Inventory rating56.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 25 or greater
Structure length590 ft (179.8 m)
Longest span170 ft (51.8 m)
Deck width41 ft (12.4 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,363 (2024)
Projected traffic13,990 by 2044
Trucks2%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 Mo 350 W over Is 435 built?

It was built in 2001, making it 24 years old in 2025.

What condition is Mo 350 W over 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 September 2023.

How much traffic does Mo 350 W over Is 435 carry?

About 10,363 vehicles per day (2024 count), of which roughly 2% are trucks.

How long is Mo 350 W over Is 435?

The structure is 590 ft (179.8 m) long with a longest span of 170 ft (51.8 m) and a deck 41 ft wide.

Who owns Mo 350 W over Is 435?

It is owned by the State Highway Agency.