US Bridges

Rt O E over Turnback CR

Fair

Dade County, Missouri · S 21 T 31 N R 26 W · Structure no. 8526

Built
1962
63 years old, rebuilt 2009
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
210 ft
3 main spans
Daily traffic
335
2024 count
Owner
State
State Highway Agency

About this bridge

Rt O E over Turnback CR is a steel continuous stringer/multi-beam or girder carrying Rt O E over Turnback CR in Dade County, Missouri. It was built in 1962 and reconstructed in 2009, so it is 63 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 335 vehicles a day, roughly 5% of them trucks, projected to reach 436 by 2044. The structure is 210 ft (64 m) long and 29 ft wide. If it were closed, the detour would be 18 mi (29 km).

Location

Open in Google Maps
CarriesRt O E
CrossesTurnback CR
LocationS 21 T 31 N R 26 W
RouteState Highway 0O
CountyDade County
StateMissouri
Coordinates37.40231, -93.80197
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
Deck8 Very GoodNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating27.8 US tons
Inventory rating16.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length210 ft (64 m)
Longest span81 ft (24.7 m)
Deck width29 ft (8.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic335 (2024)
Projected traffic436 by 2044
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18 mi (29 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 E over Turnback CR built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 2009.

What condition is Rt O E over Turnback 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 November 2024.

How much traffic does Rt O E over Turnback CR carry?

About 335 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Rt O E over Turnback CR?

The structure is 210 ft (64 m) long with a longest span of 81 ft (24.7 m) and a deck 29 ft wide.

Who owns Rt O E over Turnback CR?

It is owned by the State Highway Agency.