US Bridges

Mo 72 E over ST Francois Rvr

Fair

Madison County, Missouri · S 4 T 33 N R 5 E · Structure no. 3691

Built
1987
38 years old
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
278 ft
3 main spans
Daily traffic
1,500
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 72 E over ST Francois Rvr is a steel continuous stringer/multi-beam or girder carrying Mo 72 E over ST Francois Rvr in Madison County, Missouri. It was built in 1987, so it is 38 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 5 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 1,500 vehicles a day, roughly 14% of them trucks, projected to reach 2,325 by 2044. The structure is 278 ft (84.7 m) long and 35 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesMo 72 E
CrossesST Francois Rvr
LocationS 4 T 33 N R 5 E
RouteState Highway 72
Coordinates37.59595, -90.49809
Functional classRural Minor Arterial

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.
Superstructure8 Very GoodNo problems noted.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.5 US tons
Inventory rating40.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length278 ft (84.7 m)
Longest span110 ft (33.5 m)
Deck width35 ft (10.8 m)
Roadway width33 ft (10 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,500 (2024)
Projected traffic2,325 by 2044
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 km)
TollOn a free road
National Highway SystemNo

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 72 E over ST Francois Rvr built?

It was built in 1987, making it 38 years old in 2025.

What condition is Mo 72 E over ST Francois 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 2024.

How much traffic does Mo 72 E over ST Francois Rvr carry?

About 1,500 vehicles per day (2024 count), of which roughly 14% are trucks.

How long is Mo 72 E over ST Francois Rvr?

The structure is 278 ft (84.7 m) long with a longest span of 110 ft (33.5 m) and a deck 35 ft wide.

Who owns Mo 72 E over ST Francois Rvr?

It is owned by the State Highway Agency.