US Bridges

Is 64 E over Cst Vandeventer Ave Cst

PoorPosted for load

St. Louis city, Missouri · S 16 T 45 N R 7 E · Structure no. 6418

Built
1956
69 years old, rebuilt 1977
Condition
Poor
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
1,391 ft
14 main spans
Daily traffic
59,295
2024 count
Owner
State
State Highway Agency

About this bridge

Is 64 E over Cst Vandeventer Ave Cst is a steel continuous stringer/multi-beam or girder carrying Is 64 E over Cst Vandeventer Ave Cst in St. Louis city, Missouri. It was built in 1956 and reconstructed in 1977, so it is 69 years old, older than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 59,295 vehicles a day, roughly 12% of them trucks, projected to reach 74,119 by 2044. The structure is 1,391 ft (424 m) long and 63 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesIs 64 E
CrossesCst Vandeventer Ave Cst
LocationS 16 T 45 N R 7 E
RouteInterstate 64
Coordinates38.63189, -90.24463
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusPosted for load 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 rating49.6 US tons
Inventory rating29.8 US tons

Structure

MaterialSteel Continuous
DeckClosed grating
Main spans14
Design loadHS 20
Structure length1,391 ft (424 m)
Longest span128 ft (39 m)
Deck width63 ft (19.2 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic59,295 (2024)
Projected traffic74,119 by 2044
Trucks12%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed5 mi (8 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$11.2 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Is 64 E over Cst Vandeventer Ave Cst built?

It was built in 1956, making it 69 years old in 2025. It was reconstructed in 1977.

What condition is Is 64 E over Cst Vandeventer Ave Cst in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in October 2024.

How much traffic does Is 64 E over Cst Vandeventer Ave Cst carry?

About 59,295 vehicles per day (2024 count), of which roughly 12% are trucks.

How long is Is 64 E over Cst Vandeventer Ave Cst?

The structure is 1,391 ft (424 m) long with a longest span of 128 ft (39 m) and a deck 63 ft wide.

Who owns Is 64 E over Cst Vandeventer Ave Cst?

It is owned by the State Highway Agency.