US Bridges

W Florissant Ave over Maline CR

GoodPosted for load

St. Louis County, Missouri · S 7 T 46 N R 7 E · Structure no. 30698

Built
2004
21 years old
Condition
Good
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
95 ft
3 main spans
Daily traffic
28,373
2024 count
Owner
County
County Highway Agency

About this bridge

W Florissant Ave over Maline CR is a steel continuous stringer/multi-beam or girder carrying W Florissant Ave over Maline CR in St. Louis County, Missouri. It was built in 2004, so it is 21 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. Its operating status is: posted for load restriction.

It carries about 28,373 vehicles a day, roughly 10% of them trucks, projected to reach 38,304 by 2044. The structure is 95 ft (29.1 m) long and 78 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesW Florissant Ave
CrossesMaline CR
LocationS 7 T 46 N R 7 E
RouteCounty Highway 0
Coordinates38.7387, -90.27839
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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.2 US tons
Inventory rating70.4 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length95 ft (29.1 m)
Longest span33 ft (10.1 m)
Deck width78 ft (23.8 m)
Roadway width64 ft (19.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic28,373 (2024)
Projected traffic38,304 by 2044
Trucks10%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was W Florissant Ave over Maline CR built?

It was built in 2004, making it 21 years old in 2025.

What condition is W Florissant Ave over Maline CR 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 February 2024.

How much traffic does W Florissant Ave over Maline CR carry?

About 28,373 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is W Florissant Ave over Maline CR?

The structure is 95 ft (29.1 m) long with a longest span of 33 ft (10.1 m) and a deck 78 ft wide.

Who owns W Florissant Ave over Maline CR?

It is owned by the County Highway Agency.