US Bridges

Rp IS64W to IS170W over Rp Hanley DR to IS64W R

Good

St. Louis County, Missouri · S 21 T 45 N R 6 E · Structure no. 32119

Built
2007
18 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
398 ft
2 main spans
Daily traffic
22,212
2024 count
Owner
State
State Highway Agency

About this bridge

Rp IS64W to IS170W over Rp Hanley DR to IS64W R is a steel continuous stringer/multi-beam or girder carrying Rp IS64W to IS170W over Rp Hanley DR to IS64W R in St. Louis County, Missouri. It was built in 2007, so it is 18 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 22,212 vehicles a day, roughly 19% of them trucks, projected to reach 27,765 by 2044. The structure is 398 ft (121.4 m) long and 30 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesRp IS64W to IS170W
CrossesRp Hanley DR to IS64W R
LocationS 21 T 45 N R 6 E
RouteState Highway 0
CountySt. Louis County
StateMissouri
Coordinates38.63009, -90.34228
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.
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 alignment7: Better than present minimum criteria
Operating rating81.4 US tons
Inventory rating48.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length398 ft (121.4 m)
Longest span234 ft (71.4 m)
Deck width30 ft (9 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,212 (2024)
Projected traffic27,765 by 2044
Trucks19%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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 Rp IS64W to IS170W over Rp Hanley DR to IS64W R built?

It was built in 2007, making it 18 years old in 2025.

What condition is Rp IS64W to IS170W over Rp Hanley DR to IS64W R 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 Rp IS64W to IS170W over Rp Hanley DR to IS64W R carry?

About 22,212 vehicles per day (2024 count), of which roughly 19% are trucks.

How long is Rp IS64W to IS170W over Rp Hanley DR to IS64W R?

The structure is 398 ft (121.4 m) long with a longest span of 234 ft (71.4 m) and a deck 30 ft wide.

Who owns Rp IS64W to IS170W over Rp Hanley DR to IS64W R?

It is owned by the State Highway Agency.