US Bridges

Femme Osage Rdg RD over Femme Osage CR

Fair

St. Charles County, Missouri · S 15 T 45 N R 1 E · Structure no. 34633

Built
2014
11 years old
Condition
Fair
inspected February 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
62 ft
2 main spans
Daily traffic
21
2024 count
Owner
County
County Highway Agency

About this bridge

Femme Osage Rdg RD over Femme Osage CR is a concrete continuous box beam or girders - multiple carrying Femme Osage Rdg RD over Femme Osage CR in St. Charles County, Missouri. It was built in 2014, so it is 11 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 21 vehicles a day, roughly 2% of them trucks, projected to reach 33 by 2044. The structure is 62 ft (18.9 m) long and 26 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesFemme Osage Rdg RD
CrossesFemme Osage CR
LocationS 15 T 45 N R 1 E
RouteCounty Highway 0
Coordinates38.65392, -90.89067
Functional classUrban 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating91.3 US tons
Inventory rating54.6 US tons

Structure

MaterialConcrete Continuous
DeckOther
Main spans2
Design loadHS 20
Structure length62 ft (18.9 m)
Longest span30 ft (9.1 m)
Deck width26 ft (7.8 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21 (2024)
Projected traffic33 by 2044
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Femme Osage Rdg RD over Femme Osage CR built?

It was built in 2014, making it 11 years old in 2025.

What condition is Femme Osage Rdg RD over Femme Osage 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 February 2024.

How much traffic does Femme Osage Rdg RD over Femme Osage CR carry?

About 21 vehicles per day (2024 count), of which roughly 2% are trucks.

How long is Femme Osage Rdg RD over Femme Osage CR?

The structure is 62 ft (18.9 m) long with a longest span of 30 ft (9.1 m) and a deck 26 ft wide.

Who owns Femme Osage Rdg RD over Femme Osage CR?

It is owned by the County Highway Agency.