US Bridges

Mo 6 E over Davis CR

Fair

Adair County, Missouri · S 29 T 63 N R 16 W · Structure no. 3880

Built
1991
34 years old
Condition
Fair
inspected December 2023
Type
Culvert
Concrete Continuous
Length
27 ft
2 main spans
Daily traffic
2,819
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 6 E over Davis CR is a concrete continuous culvert carrying Mo 6 E over Davis CR in Adair County, Missouri. It was built in 1991, so it is 34 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 2,819 vehicles a day, roughly 13% of them trucks, projected to reach 4,933 by 2044. The structure is 27 ft (8.2 m) long. If it were closed, the detour would be 28 mi (45 km).

Location

Open in Google Maps
CarriesMo 6 E
CrossesDavis CR
LocationS 29 T 63 N R 16 W
RouteState Highway 6
CountyAdair County
StateMissouri
Coordinates40.22814, -92.71167
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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating88.3 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length27 ft (8.2 m)
Longest span13 ft (4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,819 (2024)
Projected traffic4,933 by 2044
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed28 mi (45 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 Mo 6 E over Davis CR built?

It was built in 1991, making it 34 years old in 2025.

What condition is Mo 6 E over Davis 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 2023.

How much traffic does Mo 6 E over Davis CR carry?

About 2,819 vehicles per day (2024 count), of which roughly 13% are trucks.

How long is Mo 6 E over Davis CR?

The structure is 27 ft (8.2 m) long with a longest span of 13 ft (4 m).

Who owns Mo 6 E over Davis CR?

It is owned by the State Highway Agency.