US Bridges

Ewing Ave S over Is 64

Good

St. Louis city, Missouri · S 22 T 45 N R 7 E · Structure no. 36383

Built
2020
5 years old
Condition
Good
inspected July 2023
Type
Tee Beam
Prestressed Concrete Continuous
Length
184 ft
2 main spans
Daily traffic
3,152
2024 count
Owner
State
State Highway Agency

About this bridge

Ewing Ave S over Is 64 is a prestressed concrete continuous tee beam carrying Ewing Ave S over Is 64 in St. Louis city, Missouri. It was built in 2020, so it is 5 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 3,152 vehicles a day, roughly 5% of them trucks, projected to reach 4,728 by 2044. The structure is 184 ft (56.2 m) long and 58 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesEwing Ave S
CrossesIs 64
LocationS 22 T 45 N R 7 E
RouteCity Street 0
Coordinates38.62897, -90.22216
Functional classUrban Collector

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.
Substructure9 ExcellentNo problems noted.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating94.2 US tons
Inventory rating35.7 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length184 ft (56.2 m)
Longest span91 ft (27.6 m)
Deck width58 ft (17.6 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,152 (2024)
Projected traffic4,728 by 2044
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ewing Ave S over Is 64 built?

It was built in 2020, making it 5 years old in 2025.

What condition is Ewing Ave S over Is 64 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 2023.

How much traffic does Ewing Ave S over Is 64 carry?

About 3,152 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Ewing Ave S over Is 64?

The structure is 184 ft (56.2 m) long with a longest span of 91 ft (27.6 m) and a deck 58 ft wide.

Who owns Ewing Ave S over Is 64?

It is owned by the State Highway Agency.