US Bridges

West Florissant Av over Is 70 Rv 70

Fair

St. Louis city, Missouri · S 34 T 46 N R 7 E · Structure no. 12065

Built
2000
25 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
436 ft
5 main spans
Daily traffic
13,576
2024 count
Owner
State
State Highway Agency

About this bridge

West Florissant Av over Is 70 Rv 70 is a steel continuous stringer/multi-beam or girder carrying West Florissant Av over Is 70 Rv 70 in St. Louis city, Missouri. It was built in 2000, so it is 25 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 13,576 vehicles a day, roughly 5% of them trucks, projected to reach 19,006 by 2044. The structure is 436 ft (132.9 m) long and 91 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesWest Florissant Av
CrossesIs 70 Rv 70
LocationS 34 T 46 N R 7 E
RouteCity Street 0
CountySt. Louis city
StateMissouri
Coordinates38.68317, -90.228
Functional classUrban Minor 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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2023
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 rating85.3 US tons
Inventory rating51.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20 + Mod
Structure length436 ft (132.9 m)
Longest span112 ft (34.1 m)
Deck width91 ft (27.6 m)
Roadway width88 ft (26.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,576 (2024)
Projected traffic19,006 by 2044
Trucks5%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was West Florissant Av over Is 70 Rv 70 built?

It was built in 2000, making it 25 years old in 2025.

What condition is West Florissant Av over Is 70 Rv 70 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 July 2023.

How much traffic does West Florissant Av over Is 70 Rv 70 carry?

About 13,576 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is West Florissant Av over Is 70 Rv 70?

The structure is 436 ft (132.9 m) long with a longest span of 112 ft (34.1 m) and a deck 91 ft wide.

Who owns West Florissant Av over Is 70 Rv 70?

It is owned by the State Highway Agency.