US Bridges

Rp 6th ST to IS64E over Cst Brdway

Good

St. Louis city, Missouri · S 23 T 45 N R 7 E · Structure no. 31443

Built
2006
19 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
511 ft
5 main spans
Daily traffic
5,931
2024 count
Owner
State
State Highway Agency

About this bridge

Rp 6th ST to IS64E over Cst Brdway is a steel continuous stringer/multi-beam or girder carrying Rp 6th ST to IS64E over Cst Brdway in St. Louis city, Missouri. It was built in 2006, so it is 19 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 5,931 vehicles a day, roughly 18% of them trucks, projected to reach 7,414 by 2044. The structure is 511 ft (155.7 m) long and 25 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRp 6th ST to IS64E
CrossesCst Brdway
LocationS 23 T 45 N R 7 E
RouteState Highway 0
Coordinates38.62156, -90.19429
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 inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating90.3 US tons
Inventory rating54.6 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 25 or greater
Structure length511 ft (155.7 m)
Longest span115 ft (35.1 m)
Deck width25 ft (7.5 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,931 (2024)
Projected traffic7,414 by 2044
Trucks18%
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 6th ST to IS64E over Cst Brdway built?

It was built in 2006, making it 19 years old in 2025.

What condition is Rp 6th ST to IS64E over Cst Brdway 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 April 2024.

How much traffic does Rp 6th ST to IS64E over Cst Brdway carry?

About 5,931 vehicles per day (2024 count), of which roughly 18% are trucks.

How long is Rp 6th ST to IS64E over Cst Brdway?

The structure is 511 ft (155.7 m) long with a longest span of 115 ft (35.1 m) and a deck 25 ft wide.

Who owns Rp 6th ST to IS64E over Cst Brdway?

It is owned by the State Highway Agency.