US Bridges

Rp MO141S to Clayt over Or 141

Fair

St. Louis County, Missouri · S 24 T 45 N R 4 E · Structure no. 3342

Built
1989
36 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
273 ft
5 main spans
Daily traffic
13,153
2024 count
Owner
State
State Highway Agency

About this bridge

Rp MO141S to Clayt over Or 141 is a prestressed concrete continuous stringer/multi-beam or girder carrying Rp MO141S to Clayt over Or 141 in St. Louis County, Missouri. It was built in 1989, so it is 36 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.

It carries about 13,153 vehicles a day, roughly 5% of them trucks, projected to reach 16,441 by 2044. The structure is 273 ft (83.2 m) long and 35 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesRp MO141S to Clayt
CrossesOr 141
LocationS 24 T 45 N R 4 E
RouteState Highway 0
Coordinates38.6281, -90.51514
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74.4 US tons
Inventory rating42.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20 + Mod
Structure length273 ft (83.2 m)
Longest span72 ft (21.9 m)
Deck width35 ft (10.8 m)
Roadway width33 ft (10 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,153 (2024)
Projected traffic16,441 by 2044
Trucks5%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Rp MO141S to Clayt over Or 141 built?

It was built in 1989, making it 36 years old in 2025.

What condition is Rp MO141S to Clayt over Or 141 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 October 2024.

How much traffic does Rp MO141S to Clayt over Or 141 carry?

About 13,153 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Rp MO141S to Clayt over Or 141?

The structure is 273 ft (83.2 m) long with a longest span of 72 ft (21.9 m) and a deck 35 ft wide.

Who owns Rp MO141S to Clayt over Or 141?

It is owned by the State Highway Agency.