US Bridges

Rt D S over Third CR

Fair

Osage County, Missouri · S 35 T 43 N R 7 W · Structure no. 6973

Built
1957
68 years old, rebuilt 2007
Condition
Fair
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
276 ft
3 main spans
Daily traffic
255
2024 count
Owner
State
State Highway Agency

About this bridge

Rt D S over Third CR is a steel continuous stringer/multi-beam or girder carrying Rt D S over Third CR in Osage County, Missouri. It was built in 1957 and reconstructed in 2007, so it is 68 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 255 vehicles a day, roughly 18% of them trucks, projected to reach 370 by 2044. The structure is 276 ft (84.1 m) long and 22 ft wide. If it were closed, the detour would be 31.7 mi (51 km).

CarriesRt D S
CrossesThird CR
LocationS 35 T 43 N R 7 W
RouteState Highway 0D
Coordinates38.42787, -91.66474
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2024
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 rating36.7 US tons
Inventory rating21.8 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+1 approach)
Design loadH 10
Structure length276 ft (84.1 m)
Longest span85 ft (25.9 m)
Deck width22 ft (6.8 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic255 (2024)
Projected traffic370 by 2044
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed31.7 mi (51 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 D S over Third CR built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 2007.

What condition is Rt D S over Third 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 December 2024.

How much traffic does Rt D S over Third CR carry?

About 255 vehicles per day (2024 count), of which roughly 18% are trucks.

How long is Rt D S over Third CR?

The structure is 276 ft (84.1 m) long with a longest span of 85 ft (25.9 m) and a deck 22 ft wide.

Who owns Rt D S over Third CR?

It is owned by the State Highway Agency.