US Bridges

Is 44 E over Williams CR

Fair

St. Louis County, Missouri · S 879 T 44 N R 4 E · Structure no. 5319

Built
1960
65 years old, rebuilt 1989
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
163 ft
5 main spans
Daily traffic
39,259
2024 count
Owner
State
State Highway Agency

About this bridge

Is 44 E over Williams CR is a steel stringer/multi-beam or girder carrying Is 44 E over Williams CR in St. Louis County, Missouri. It was built in 1960 and reconstructed in 1989, so it is 65 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.

It carries about 39,259 vehicles a day, roughly 12% of them trucks, projected to reach 49,074 by 2044. The structure is 163 ft (49.7 m) long and 54 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesIs 44 E
CrossesWilliams CR
LocationS 879 T 44 N R 4 E
RouteInterstate 44
CountySt. Louis County
StateMissouri
Coordinates38.53627, -90.51299
Functional classRural 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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating97.2 US tons
Inventory rating58.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length163 ft (49.7 m)
Longest span37 ft (11.3 m)
Deck width54 ft (16.6 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic39,259 (2024)
Projected traffic49,074 by 2044
Trucks12%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Is 44 E over Williams CR built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 1989.

What condition is Is 44 E over Williams CR 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 July 2024.

How much traffic does Is 44 E over Williams CR carry?

About 39,259 vehicles per day (2024 count), of which roughly 12% are trucks.

How long is Is 44 E over Williams CR?

The structure is 163 ft (49.7 m) long with a longest span of 37 ft (11.3 m) and a deck 54 ft wide.

Who owns Is 44 E over Williams CR?

It is owned by the State Highway Agency.