US Bridges

US 63 S over Maries Rvr Ovrfl

Fair

Osage County, Missouri · S 35 T 43 N R 10 W · Structure no. 3541

Built
1985
40 years old
Condition
Fair
inspected February 2025
Type
Tee Beam
Prestressed Concrete Continuous
Length
165 ft
4 main spans
Daily traffic
7,974
2024 count
Owner
State
State Highway Agency

About this bridge

US 63 S over Maries Rvr Ovrfl is a prestressed concrete continuous tee beam carrying US 63 S over Maries Rvr Ovrfl in Osage County, Missouri. It was built in 1985, so it is 40 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 7,974 vehicles a day, roughly 16% of them trucks, projected to reach 13,955 by 2044. The structure is 165 ft (50.3 m) long and 46 ft wide. If it were closed, the detour would be 29.8 mi (48 km).

CarriesUS 63 S
CrossesMaries Rvr Ovrfl
LocationS 35 T 43 N R 10 W
RouteU.S. Route 63
Coordinates38.43366, -91.99132
Functional classRural Principal Arterial - Other

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 protection7 GoodSome minor problems.
Last inspectionFebruary 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 adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70.4 US tons
Inventory rating41.7 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length165 ft (50.3 m)
Longest span41 ft (12.6 m)
Deck width46 ft (13.9 m)
Roadway width43 ft (13 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,974 (2024)
Projected traffic13,955 by 2044
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed29.8 mi (48 km)
TollOn a free road
National Highway SystemYes

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 US 63 S over Maries Rvr Ovrfl built?

It was built in 1985, making it 40 years old in 2025.

What condition is US 63 S over Maries Rvr Ovrfl 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 2025.

How much traffic does US 63 S over Maries Rvr Ovrfl carry?

About 7,974 vehicles per day (2024 count), of which roughly 16% are trucks.

How long is US 63 S over Maries Rvr Ovrfl?

The structure is 165 ft (50.3 m) long with a longest span of 41 ft (12.6 m) and a deck 46 ft wide.

Who owns US 63 S over Maries Rvr Ovrfl?

It is owned by the State Highway Agency.