US Bridges

Drew RD over Trib of Big Rvr

FairPosted for load

Washington County, Missouri · S 2374 T 36 N R 2 E · Structure no. 15080

Built
1955
70 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
40 ft
1 main span
Daily traffic
35
2024 count
Owner
County
County Highway Agency

About this bridge

Drew RD over Trib of Big Rvr is a steel stringer/multi-beam or girder carrying Drew RD over Trib of Big Rvr in Washington County, Missouri. It was built in 1955, so it is 70 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 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 35 vehicles a day, roughly 10% of them trucks, projected to reach 42 by 2044. The structure is 40 ft (12.2 m) long and 22 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesDrew RD
CrossesTrib of Big Rvr
LocationS 2374 T 36 N R 2 E
RouteCounty Highway 84
Coordinates37.791, -90.8067
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
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 evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating16.9 US tons
Inventory rating8.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadOther
Structure length40 ft (12.2 m)
Longest span39 ft (11.8 m)
Deck width22 ft (6.7 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35 (2024)
Projected traffic42 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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$234,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Drew RD over Trib of Big Rvr built?

It was built in 1955, making it 70 years old in 2025.

What condition is Drew RD over Trib of Big Rvr 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 Drew RD over Trib of Big Rvr carry?

About 35 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Drew RD over Trib of Big Rvr?

The structure is 40 ft (12.2 m) long with a longest span of 39 ft (11.8 m) and a deck 22 ft wide.

Who owns Drew RD over Trib of Big Rvr?

It is owned by the County Highway Agency.