US Bridges

County RD SE 1425 over Trib of Weaubleau

FairPosted for load

St. Clair County, Missouri · S 25 T 37 N R 24 W · Structure no. 22298

Built
1930
95 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
30 ft
2 main spans
Daily traffic
15
2023 count
Owner
County
County Highway Agency

About this bridge

County RD SE 1425 over Trib of Weaubleau is a steel continuous stringer/multi-beam or girder carrying County RD SE 1425 over Trib of Weaubleau in St. Clair County, Missouri. It was built in 1930, so it is 95 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 15 vehicles a day, roughly 10% of them trucks, projected to reach 18 by 2043. The structure is 30 ft (9 m) long and 13 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

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CarriesCounty RD SE 1425
CrossesTrib of Weaubleau
LocationS 25 T 37 N R 24 W
RouteCounty Highway 349
CountySt. Clair County
StateMissouri
Coordinates37.93617, -93.51586
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
Deck8 Very GoodNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating20.8 US tons
Inventory rating10.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length30 ft (9 m)
Longest span14 ft (4.3 m)
Deck width13 ft (4.1 m)
Roadway width13 ft (4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15 (2023)
Projected traffic18 by 2043
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$289,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was County RD SE 1425 over Trib of Weaubleau built?

It was built in 1930, making it 95 years old in 2025.

What condition is County RD SE 1425 over Trib of Weaubleau 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 December 2023.

How much traffic does County RD SE 1425 over Trib of Weaubleau carry?

About 15 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is County RD SE 1425 over Trib of Weaubleau?

The structure is 30 ft (9 m) long with a longest span of 14 ft (4.3 m) and a deck 13 ft wide.

Who owns County RD SE 1425 over Trib of Weaubleau?

It is owned by the County Highway Agency.