US Bridges

Hanley RD S over Is 64

Fair

St. Louis County, Missouri · S 22 T 45 N R 20 W · Structure no. 32262

Built
2008
17 years old
Condition
Fair
inspected October 2024
Type
Tee Beam
Prestressed Concrete
Length
147 ft
1 main span
Daily traffic
28,480
2024 count
Owner
State
State Highway Agency

About this bridge

Hanley RD S over Is 64 is a prestressed concrete tee beam carrying Hanley RD S over Is 64 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 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 28,480 vehicles a day, roughly 5% of them trucks, projected to reach 39,872 by 2044. The structure is 147 ft (44.8 m) long and 113 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesHanley RD S
CrossesIs 64
LocationS 22 T 45 N R 20 W
RouteCity Street 0
CountySt. Louis County
StateMissouri
Coordinates38.62959, -90.3349
Functional classUrban Other Principal 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.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating108.1 US tons
Inventory rating46.6 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length147 ft (44.8 m)
Longest span147 ft (44.8 m)
Deck width113 ft (34.5 m)
Roadway width99 ft (30.2 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
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 Is 64 built?

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

What condition is Hanley RD S over Is 64 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 October 2024.

How much traffic does Hanley RD S over Is 64 carry?

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

How long is Hanley RD S over Is 64?

The structure is 147 ft (44.8 m) long with a longest span of 147 ft (44.8 m) and a deck 113 ft wide.

Who owns Hanley RD S over Is 64?

It is owned by the State Highway Agency.