US Bridges

Mo 34 E over ST Francis Rvr

Fair

Wayne County, Missouri · S 9 T 29 N R 5 E · Structure no. 4442

Built
1955
70 years old, rebuilt 2022
Condition
Fair
inspected February 2025
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
691 ft
3 main spans
Daily traffic
3,308
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 34 E over ST Francis Rvr is a steel continuous stringer/multi-beam or girder carrying Mo 34 E over ST Francis Rvr in Wayne County, Missouri. It was built in 1955 and reconstructed in 2022, 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.

It carries about 3,308 vehicles a day, roughly 18% of them trucks, projected to reach 5,789 by 2044. The structure is 691 ft (210.6 m) long and 31 ft wide. If it were closed, the detour would be 24.2 mi (39 km).

CarriesMo 34 E
CrossesST Francis Rvr
LocationS 9 T 29 N R 5 E
RouteState Highway 34
Coordinates37.19445, -90.50371
Functional classRural Principal Arterial - Other

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating31.7 US tons
Inventory rating18.8 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+5 approach)
Design loadH 15
Structure length691 ft (210.6 m)
Longest span115 ft (35.1 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,308 (2024)
Projected traffic5,789 by 2044
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.2 mi (39 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Mo 34 E over ST Francis Rvr built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 2022.

What condition is Mo 34 E over ST Francis 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 February 2025.

How much traffic does Mo 34 E over ST Francis Rvr carry?

About 3,308 vehicles per day (2024 count), of which roughly 18% are trucks.

How long is Mo 34 E over ST Francis Rvr?

The structure is 691 ft (210.6 m) long with a longest span of 115 ft (35.1 m) and a deck 31 ft wide.

Who owns Mo 34 E over ST Francis Rvr?

It is owned by the State Highway Agency.