US Bridges

Barrett Station RD over Sugar CR

FairPosted for load

St. Louis County, Missouri · S 4 T 44 N R 5 E · Structure no. 15619

Built
1935
90 years old, rebuilt 1989
Condition
Fair
inspected April 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
37 ft
1 main span
Daily traffic
2,615
2024 count
Owner
County
County Highway Agency

About this bridge

Barrett Station RD over Sugar CR is a prestressed concrete box beam or girders - multiple carrying Barrett Station RD over Sugar CR in St. Louis County, Missouri. It was built in 1935 and reconstructed in 1989, so it is 90 years old, older 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 5 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 2,615 vehicles a day, roughly 2% of them trucks, projected to reach 3,530 by 2044. The structure is 37 ft (11.3 m) long and 22 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesBarrett Station RD
CrossesSugar CR
LocationS 4 T 44 N R 5 E
RouteCounty Highway 0
CountySt. Louis County
StateMissouri
Coordinates38.57672, -90.4644
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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating98.2 US tons
Inventory rating88.3 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadH 20
Structure length37 ft (11.3 m)
Longest span35 ft (10.7 m)
Deck width22 ft (6.8 m)
Roadway width21 ft (6.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,615 (2024)
Projected traffic3,530 by 2044
Trucks2%
Lanes on structure2
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 statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$385,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Barrett Station RD over Sugar CR built?

It was built in 1935, making it 90 years old in 2025. It was reconstructed in 1989.

What condition is Barrett Station RD over Sugar 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 Barrett Station RD over Sugar CR carry?

About 2,615 vehicles per day (2024 count), of which roughly 2% are trucks.

How long is Barrett Station RD over Sugar CR?

The structure is 37 ft (11.3 m) long with a longest span of 35 ft (10.7 m) and a deck 22 ft wide.

Who owns Barrett Station RD over Sugar CR?

It is owned by the County Highway Agency.