US Bridges

Hanley RD S over Cst Eager RD

Good

St. Louis County, Missouri · S 22 T 45 N R 20 W · Structure no. 32474

Built
2008
17 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
57 ft
1 main span
Daily traffic
28,480
2024 count
Owner
State
State Highway Agency

About this bridge

Hanley RD S over Cst Eager RD is a prestressed concrete stringer/multi-beam or girder carrying Hanley RD S over Cst Eager RD in St. Louis County, Missouri. It was built in 2008, so it is 17 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 28,480 vehicles a day, roughly 5% of them trucks, projected to reach 39,872 by 2044. The structure is 57 ft (17.5 m) long and 184 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesHanley RD S
CrossesCst Eager RD
LocationS 22 T 45 N R 20 W
RouteCity Street 0
Coordinates38.62924, -90.33486
Functional classUrban Other Principal Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating93.3 US tons
Inventory rating52.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length57 ft (17.5 m)
Longest span57 ft (17.5 m)
Deck width184 ft (56 m)
Roadway width170 ft (51.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic28,480 (2024)
Projected traffic39,872 by 2044
Trucks5%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemYes

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 Hanley RD S over Cst Eager RD built?

It was built in 2008, making it 17 years old in 2025.

What condition is Hanley RD S over Cst Eager RD 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 October 2024.

How much traffic does Hanley RD S over Cst Eager RD carry?

About 28,480 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Hanley RD S over Cst Eager RD?

The structure is 57 ft (17.5 m) long with a longest span of 57 ft (17.5 m) and a deck 184 ft wide.

Who owns Hanley RD S over Cst Eager RD?

It is owned by the State Highway Agency.