US Bridges

Mo 94 E over Femme Osage CR

Fair

St. Charles County, Missouri · S 208 T 45 N R 2 E · Structure no. 1027

Built
1964
61 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
223 ft
3 main spans
Daily traffic
2,041
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 94 E over Femme Osage CR is a steel continuous stringer/multi-beam or girder carrying Mo 94 E over Femme Osage CR in St. Charles County, Missouri. It was built in 1964, so it is 61 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 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 2,041 vehicles a day, roughly 8% of them trucks, projected to reach 3,674 by 2044. The structure is 223 ft (68 m) long and 31 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

Location

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CarriesMo 94 E
CrossesFemme Osage CR
LocationS 208 T 45 N R 2 E
RouteState Highway 94
CountySt. Charles County
StateMissouri
Coordinates38.64494, -90.77517
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
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 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 rating37.7 US tons
Inventory rating21.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length223 ft (68 m)
Longest span86 ft (26.2 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,041 (2024)
Projected traffic3,674 by 2044
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 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 94 E over Femme Osage CR built?

It was built in 1964, making it 61 years old in 2025.

What condition is Mo 94 E 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 September 2023.

How much traffic does Mo 94 E over Femme Osage CR carry?

About 2,041 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is Mo 94 E over Femme Osage CR?

The structure is 223 ft (68 m) long with a longest span of 86 ft (26.2 m) and a deck 31 ft wide.

Who owns Mo 94 E over Femme Osage CR?

It is owned by the State Highway Agency.