US Bridges

Rt O S over Moniteau CR

Fair

Cooper County, Missouri · S 23 T 46 N R 16 W · Structure no. 1552

Built
1966
59 years old, rebuilt 2024
Condition
Fair
inspected March 2025
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
241 ft
3 main spans
Daily traffic
295
2024 count
Owner
State
State Highway Agency

About this bridge

Rt O S over Moniteau CR is a steel continuous stringer/multi-beam or girder carrying Rt O S over Moniteau CR in Cooper County, Missouri. It was built in 1966 and reconstructed in 2024, so it is 59 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 295 vehicles a day, roughly 22% of them trucks, projected to reach 398 by 2044. The structure is 241 ft (73.5 m) long and 29 ft wide. If it were closed, the detour would be 29.8 mi (48 km).

Location

Open in Google Maps
CarriesRt O S
CrossesMoniteau CR
LocationS 23 T 46 N R 16 W
RouteState Highway 0O
CountyCooper County
StateMissouri
Coordinates38.73271, -92.63824
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
Deck9 ExcellentNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
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 rating48.6 US tons
Inventory rating29.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length241 ft (73.5 m)
Longest span94 ft (28.7 m)
Deck width29 ft (8.7 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic295 (2024)
Projected traffic398 by 2044
Trucks22%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed29.8 mi (48 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 O S over Moniteau CR built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 2024.

What condition is Rt O S over Moniteau 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 March 2025.

How much traffic does Rt O S over Moniteau CR carry?

About 295 vehicles per day (2024 count), of which roughly 22% are trucks.

How long is Rt O S over Moniteau CR?

The structure is 241 ft (73.5 m) long with a longest span of 94 ft (28.7 m) and a deck 29 ft wide.

Who owns Rt O S over Moniteau CR?

It is owned by the State Highway Agency.