US Bridges

Rt Dd E over Flat CR

Good

Cooper County, Missouri · S 27 T 49 N R 19 W · Structure no. 36293

Built
2020
5 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
189 ft
3 main spans
Daily traffic
294
2024 count
Owner
State
State Highway Agency

About this bridge

Rt Dd E over Flat CR is a prestressed concrete stringer/multi-beam or girder carrying Rt Dd E over Flat CR in Cooper County, Missouri. It was built in 2020, so it is 5 years old, younger than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 294 vehicles a day, roughly 12% of them trucks, projected to reach 397 by 2044. The structure is 189 ft (57.6 m) long and 27 ft wide. If it were closed, the detour would be 18 mi (29 km).

Location

Open in Google Maps
CarriesRt Dd E
CrossesFlat CR
LocationS 27 T 49 N R 19 W
RouteState Highway 0DD
CountyCooper County
StateMissouri
Coordinates38.99023, -92.99352
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.5 US tons
Inventory rating40.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length189 ft (57.6 m)
Longest span67 ft (20.4 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic294 (2024)
Projected traffic397 by 2044
Trucks12%
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Rt Dd E over Flat CR built?

It was built in 2020, making it 5 years old in 2025.

What condition is Rt Dd E over Flat CR in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2023.

How much traffic does Rt Dd E over Flat CR carry?

About 294 vehicles per day (2024 count), of which roughly 12% are trucks.

How long is Rt Dd E over Flat CR?

The structure is 189 ft (57.6 m) long with a longest span of 67 ft (20.4 m) and a deck 27 ft wide.

Who owns Rt Dd E over Flat CR?

It is owned by the State Highway Agency.