US Bridges

Is 435 S over Cst N Congress Ave

Good

Platte County, Missouri · S 24 T 52 N R 34 W · Structure no. 2840

Built
1981
44 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
183 ft
4 main spans
Daily traffic
8,036
2024 count
Owner
State
State Highway Agency

About this bridge

Is 435 S over Cst N Congress Ave is a prestressed concrete continuous stringer/multi-beam or girder carrying Is 435 S over Cst N Congress Ave in Platte County, Missouri. It was built in 1981, so it is 44 years old, younger than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 8,036 vehicles a day, roughly 37% of them trucks, projected to reach 16,474 by 2044. The structure is 183 ft (55.8 m) long and 71 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesIs 435 S
CrossesCst N Congress Ave
LocationS 24 T 52 N R 34 W
RouteInterstate 435
Coordinates39.3074, -94.66631
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2024
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 rating77.4 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length183 ft (55.8 m)
Longest span53 ft (16.2 m)
Deck width71 ft (21.7 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,036 (2024)
Projected traffic16,474 by 2044
Trucks37%
Lanes on structure4
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 435 S over Cst N Congress Ave built?

It was built in 1981, making it 44 years old in 2025.

What condition is Is 435 S over Cst N Congress Ave in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in October 2024.

How much traffic does Is 435 S over Cst N Congress Ave carry?

About 8,036 vehicles per day (2024 count), of which roughly 37% are trucks.

How long is Is 435 S over Cst N Congress Ave?

The structure is 183 ft (55.8 m) long with a longest span of 53 ft (16.2 m) and a deck 71 ft wide.

Who owns Is 435 S over Cst N Congress Ave?

It is owned by the State Highway Agency.