US Bridges

Is 435 N over Cst NW Robinhood LN

Fair

Platte County, Missouri · S 20 T 52 N R 33 W · Structure no. 2778

Built
1979
46 years old
Condition
Fair
inspected October 2024
Type
Slab
Concrete Continuous
Length
137 ft
3 main spans
Daily traffic
12,928
2024 count
Owner
State
State Highway Agency

About this bridge

Is 435 N over Cst NW Robinhood LN is a concrete continuous slab carrying Is 435 N over Cst NW Robinhood LN in Platte County, Missouri. It was built in 1979, 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 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 12,928 vehicles a day, roughly 26% of them trucks, projected to reach 26,502 by 2044. The structure is 137 ft (41.8 m) long and 59 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesIs 435 N
CrossesCst NW Robinhood LN
LocationS 20 T 52 N R 33 W
RouteInterstate 435
Coordinates39.30746, -94.62119
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.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating101.2 US tons
Inventory rating60.5 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length137 ft (41.8 m)
Longest span62 ft (18.9 m)
Deck width59 ft (18.1 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,928 (2024)
Projected traffic26,502 by 2044
Trucks26%
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 435 N over Cst NW Robinhood LN built?

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

What condition is Is 435 N over Cst NW Robinhood LN 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 2024.

How much traffic does Is 435 N over Cst NW Robinhood LN carry?

About 12,928 vehicles per day (2024 count), of which roughly 26% are trucks.

How long is Is 435 N over Cst NW Robinhood LN?

The structure is 137 ft (41.8 m) long with a longest span of 62 ft (18.9 m) and a deck 59 ft wide.

Who owns Is 435 N over Cst NW Robinhood LN?

It is owned by the State Highway Agency.