US Bridges

Marshall RD over Grand Glaize CR

FairPosted for load

St. Louis County, Missouri · S 16 T 44 N R 5 E · Structure no. 15623

Built
1981
44 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
134 ft
3 main spans
Daily traffic
4,171
2024 count
Owner
County
County Highway Agency

About this bridge

Marshall RD over Grand Glaize CR is a prestressed concrete stringer/multi-beam or girder carrying Marshall RD over Grand Glaize CR in St. Louis County, Missouri. It was built in 1981, so it is 44 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. Its operating status is: posted for load restriction.

It carries about 4,171 vehicles a day, roughly 5% of them trucks, projected to reach 5,631 by 2044. The structure is 134 ft (40.8 m) long and 68 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesMarshall RD
CrossesGrand Glaize CR
LocationS 16 T 44 N R 5 E
RouteCounty Highway 0
CountySt. Louis County
StateMissouri
Coordinates38.55448, -90.4638
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating88.3 US tons
Inventory rating58.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length134 ft (40.8 m)
Longest span43 ft (13.1 m)
Deck width68 ft (20.6 m)
Roadway width53 ft (16.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,171 (2024)
Projected traffic5,631 by 2044
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed6.2 mi (10 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Marshall RD over Grand Glaize CR built?

It was built in 1981, making it 44 years old in 2025.

What condition is Marshall RD over Grand Glaize CR 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 April 2024.

How much traffic does Marshall RD over Grand Glaize CR carry?

About 4,171 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Marshall RD over Grand Glaize CR?

The structure is 134 ft (40.8 m) long with a longest span of 43 ft (13.1 m) and a deck 68 ft wide.

Who owns Marshall RD over Grand Glaize CR?

It is owned by the County Highway Agency.