US Bridges

Dougherty Ferry RD over Br of Grand Glaize

FairPosted for load

St. Louis County, Missouri · S 4 T 44 N R 5 E · Structure no. 28518

Built
2000
25 years old
Condition
Fair
inspected April 2024
Type
Culvert
Concrete Continuous
Length
25 ft
2 main spans
Daily traffic
23,339
2024 count
Owner
County
County Highway Agency

About this bridge

Dougherty Ferry RD over Br of Grand Glaize is a concrete continuous culvert carrying Dougherty Ferry RD over Br of Grand Glaize 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 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 23,339 vehicles a day, roughly 10% of them trucks, projected to reach 31,508 by 2044. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesDougherty Ferry RD
CrossesBr of Grand Glaize
LocationS 4 T 44 N R 5 E
RouteCounty Highway 0
CountySt. Louis County
StateMissouri
Coordinates38.56941, -90.47534
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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 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
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.2 US tons
Inventory rating74.4 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length25 ft (7.6 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,339 (2024)
Projected traffic31,508 by 2044
Trucks10%
Lanes on structure5
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Dougherty Ferry RD over Br of Grand Glaize built?

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

What condition is Dougherty Ferry RD over Br of Grand Glaize 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 Dougherty Ferry RD over Br of Grand Glaize carry?

About 23,339 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Dougherty Ferry RD over Br of Grand Glaize?

The structure is 25 ft (7.6 m) long with a longest span of 12 ft (3.7 m).

Who owns Dougherty Ferry RD over Br of Grand Glaize?

It is owned by the County Highway Agency.