US Bridges

Is 44 W over Cst Park Ave Mo 100

FairPosted for load

St. Louis city, Missouri · S 25 T 45 N R 7 E · Structure no. 11732

Built
1976
49 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
3,175 ft
27 main spans
Daily traffic
53,654
2024 count
Owner
State
State Highway Agency

About this bridge

Is 44 W over Cst Park Ave Mo 100 is a steel continuous stringer/multi-beam or girder carrying Is 44 W over Cst Park Ave Mo 100 in St. Louis city, Missouri. It was built in 1976, so it is 49 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 53,654 vehicles a day, roughly 18% of them trucks, projected to reach 67,068 by 2044. The structure is 3,175 ft (967.7 m) long and 71 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesIs 44 W
CrossesCst Park Ave Mo 100
LocationS 25 T 45 N R 7 E
RouteInterstate 44
CountySt. Louis city
StateMissouri
Coordinates38.61507, -90.19404
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.5 US tons
Inventory rating36.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans27 (+14 approach)
Design loadHS 20 + Mod
Structure length3,175 ft (967.7 m)
Longest span140 ft (42.7 m)
Deck width71 ft (21.7 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deck18 ft (5.6 m)

Traffic and service

Average daily traffic53,654 (2024)
Projected traffic67,068 by 2044
Trucks18%
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 44 W over Cst Park Ave Mo 100 built?

It was built in 1976, making it 49 years old in 2025.

What condition is Is 44 W over Cst Park Ave Mo 100 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 Is 44 W over Cst Park Ave Mo 100 carry?

About 53,654 vehicles per day (2024 count), of which roughly 18% are trucks.

How long is Is 44 W over Cst Park Ave Mo 100?

The structure is 3,175 ft (967.7 m) long with a longest span of 140 ft (42.7 m) and a deck 71 ft wide.

Who owns Is 44 W over Cst Park Ave Mo 100?

It is owned by the State Highway Agency.