US Bridges

Rt B S over Madden CR

FairPosted for load

Ste. Genevieve County, Missouri · S 29 T 36 N R 8 E · Structure no. 8430

Built
1965
60 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
67 ft
1 main span
Daily traffic
1,104
2024 count
Owner
State
State Highway Agency

About this bridge

Rt B S over Madden CR is a steel stringer/multi-beam or girder carrying Rt B S over Madden CR in Ste. Genevieve County, Missouri. It was built in 1965, so it is 60 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 1,104 vehicles a day, roughly 11% of them trucks, projected to reach 1,546 by 2044. The structure is 67 ft (20.5 m) long and 29 ft wide. If it were closed, the detour would be 42.3 mi (68 km).

CarriesRt B S
CrossesMadden CR
LocationS 29 T 36 N R 8 E
RouteState Highway 0B
Coordinates37.79572, -90.1768
Functional classRural Major Collector

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating40.7 US tons
Inventory rating24.8 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length67 ft (20.5 m)
Longest span67 ft (20.5 m)
Deck width29 ft (8.8 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,104 (2024)
Projected traffic1,546 by 2044
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed42.3 mi (68 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 Rt B S over Madden CR built?

It was built in 1965, making it 60 years old in 2025.

What condition is Rt B S over Madden CR 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 Rt B S over Madden CR carry?

About 1,104 vehicles per day (2024 count), of which roughly 11% are trucks.

How long is Rt B S over Madden CR?

The structure is 67 ft (20.5 m) long with a longest span of 67 ft (20.5 m) and a deck 29 ft wide.

Who owns Rt B S over Madden CR?

It is owned by the State Highway Agency.