US Bridges

Is 435 S over Crd NW Tiffany Park RD

Fair

Platte County, Missouri · S 6 T 51 N R 34 W · Structure no. 2802

Built
1983
42 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
159 ft
3 main spans
Daily traffic
23,569
2024 count
Owner
State
State Highway Agency

About this bridge

Is 435 S over Crd NW Tiffany Park RD is a prestressed concrete continuous stringer/multi-beam or girder carrying Is 435 S over Crd NW Tiffany Park RD in Platte County, Missouri. It was built in 1983, so it is 42 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 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 23,569 vehicles a day, roughly 12% of them trucks, projected to reach 48,316 by 2044. The structure is 159 ft (48.5 m) long and 41 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesIs 435 S
CrossesCrd NW Tiffany Park RD
LocationS 6 T 51 N R 34 W
RouteInterstate 435
Coordinates39.25436, -94.75483
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
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 rating79.4 US tons
Inventory rating47.6 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length159 ft (48.5 m)
Longest span55 ft (16.8 m)
Deck width41 ft (12.6 m)
Roadway width39 ft (11.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,569 (2024)
Projected traffic48,316 by 2044
Trucks12%
Lanes on structure2
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 Crd NW Tiffany Park RD built?

It was built in 1983, making it 42 years old in 2025.

What condition is Is 435 S over Crd NW Tiffany Park RD 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 S over Crd NW Tiffany Park RD carry?

About 23,569 vehicles per day (2024 count), of which roughly 12% are trucks.

How long is Is 435 S over Crd NW Tiffany Park RD?

The structure is 159 ft (48.5 m) long with a longest span of 55 ft (16.8 m) and a deck 41 ft wide.

Who owns Is 435 S over Crd NW Tiffany Park RD?

It is owned by the State Highway Agency.