US Bridges

Is 44 W over Cst Yarnell RD Merame

Good

St. Louis County, Missouri · S 14 T 44 N R 5 E · Structure no. 35835

Built
2018
7 years old
Condition
Good
inspected July 2024
Type
Tee Beam
Prestressed Concrete
Length
1,109 ft
9 main spans
Daily traffic
38,176
2024 count
Owner
State
State Highway Agency

About this bridge

Is 44 W over Cst Yarnell RD Merame is a prestressed concrete tee beam carrying Is 44 W over Cst Yarnell RD Merame in St. Louis County, Missouri. It was built in 2018, so it is 7 years old, younger than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 38,176 vehicles a day, roughly 12% of them trucks, projected to reach 47,720 by 2044. The structure is 1,109 ft (338 m) long and 99 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIs 44 W
CrossesCst Yarnell RD Merame
LocationS 14 T 44 N R 5 E
RouteInterstate 44
Coordinates38.54379, -90.4348
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74.4 US tons
Inventory rating44.6 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans9
Design loadHL 93
Structure length1,109 ft (338 m)
Longest span150 ft (45.7 m)
Deck width99 ft (30.1 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic38,176 (2024)
Projected traffic47,720 by 2044
Trucks12%
Lanes on structure5
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesHighway and waterway
Detour if closed1.2 mi (2 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 W over Cst Yarnell RD Merame built?

It was built in 2018, making it 7 years old in 2025.

What condition is Is 44 W over Cst Yarnell RD Merame in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2024.

How much traffic does Is 44 W over Cst Yarnell RD Merame carry?

About 38,176 vehicles per day (2024 count), of which roughly 12% are trucks.

How long is Is 44 W over Cst Yarnell RD Merame?

The structure is 1,109 ft (338 m) long with a longest span of 150 ft (45.7 m) and a deck 99 ft wide.

Who owns Is 44 W over Cst Yarnell RD Merame?

It is owned by the State Highway Agency.