US Bridges

Big Bend Blvd over Grand Glaize CR

GoodPosted for load

St. Louis County, Missouri · S 9 T 44 N R 5 E · Structure no. 15617

Built
2000
25 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
110 ft
3 main spans
Daily traffic
9,412
2024 count
Owner
County
County Highway Agency

About this bridge

Big Bend Blvd over Grand Glaize CR is a prestressed concrete continuous stringer/multi-beam or girder carrying Big Bend Blvd over Grand Glaize CR in St. Louis County, 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 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 9,412 vehicles a day, roughly 5% of them trucks, projected to reach 12,706 by 2044. The structure is 110 ft (33.5 m) long and 60 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesBig Bend Blvd
CrossesGrand Glaize CR
LocationS 9 T 44 N R 5 E
RouteCounty Highway 0
Coordinates38.56871, -90.47103
Functional classUrban Minor 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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating96.2 US tons
Inventory rating57.5 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length110 ft (33.5 m)
Longest span42 ft (12.9 m)
Deck width60 ft (18.3 m)
Roadway width46 ft (14.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,412 (2024)
Projected traffic12,706 by 2044
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$1.4 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Big Bend Blvd over Grand Glaize CR built?

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

What condition is Big Bend Blvd over Grand Glaize 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 April 2024.

How much traffic does Big Bend Blvd over Grand Glaize CR carry?

About 9,412 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Big Bend Blvd over Grand Glaize CR?

The structure is 110 ft (33.5 m) long with a longest span of 42 ft (12.9 m) and a deck 60 ft wide.

Who owns Big Bend Blvd over Grand Glaize CR?

It is owned by the County Highway Agency.