US Bridges

Big Bend Blvd W over Is 44

Fair

St. Louis County, Missouri · S 5 T 44 N R 6 E · Structure no. 1775

Built
1969
56 years old, rebuilt 1984
Condition
Fair
inspected June 2024
Type
Box Beam or Girders - Single or Spread
Concrete Continuous
Length
393 ft
4 main spans
Daily traffic
10,942
2024 count
Owner
State
State Highway Agency

About this bridge

Big Bend Blvd W over Is 44 is a concrete continuous box beam or girders - single or spread carrying Big Bend Blvd W over Is 44 in St. Louis County, Missouri. It was built in 1969 and reconstructed in 1984, so it is 56 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 10,942 vehicles a day, roughly 5% of them trucks, projected to reach 15,319 by 2044. The structure is 393 ft (119.8 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesBig Bend Blvd W
CrossesIs 44
LocationS 5 T 44 N R 6 E
RouteCity Street 0
CountySt. Louis County
StateMissouri
Coordinates38.57919, -90.36467
Functional classUrban Minor Arterial

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating73.4 US tons
Inventory rating43.7 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length393 ft (119.8 m)
Longest span125 ft (38.2 m)
Deck width33 ft (10 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,942 (2024)
Projected traffic15,319 by 2044
Trucks5%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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$2.5 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Big Bend Blvd W over Is 44 built?

It was built in 1969, making it 56 years old in 2025. It was reconstructed in 1984.

What condition is Big Bend Blvd W over Is 44 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 June 2024.

How much traffic does Big Bend Blvd W over Is 44 carry?

About 10,942 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Big Bend Blvd W over Is 44?

The structure is 393 ft (119.8 m) long with a longest span of 125 ft (38.2 m) and a deck 33 ft wide.

Who owns Big Bend Blvd W over Is 44?

It is owned by the State Highway Agency.