US Bridges

US 412 E over Kinnemore Dtch

Good

Dunklin County, Missouri · S 11 T 16 N R 7 E · Structure no. 1162

Built
1968
57 years old, rebuilt 1990
Condition
Good
inspected November 2024
Type
Slab
Concrete Continuous
Length
83 ft
3 main spans
Daily traffic
6,988
2024 count
Owner
State
State Highway Agency

About this bridge

US 412 E over Kinnemore Dtch is a concrete continuous slab carrying US 412 E over Kinnemore Dtch in Dunklin County, Missouri. It was built in 1968 and reconstructed in 1990, so it is 57 years old, older 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 6,988 vehicles a day, roughly 16% of them trucks, projected to reach 12,229 by 2044. The structure is 83 ft (25.3 m) long and 43 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesUS 412 E
CrossesKinnemore Dtch
LocationS 11 T 16 N R 7 E
RouteU.S. Route 412
Coordinates36.0449, -90.27131
Functional classRural Principal Arterial - Other

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.6 US tons
Inventory rating33.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length83 ft (25.3 m)
Longest span30 ft (9.1 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,988 (2024)
Projected traffic12,229 by 2044
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 412 E over Kinnemore Dtch built?

It was built in 1968, making it 57 years old in 2025. It was reconstructed in 1990.

What condition is US 412 E over Kinnemore Dtch 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 November 2024.

How much traffic does US 412 E over Kinnemore Dtch carry?

About 6,988 vehicles per day (2024 count), of which roughly 16% are trucks.

How long is US 412 E over Kinnemore Dtch?

The structure is 83 ft (25.3 m) long with a longest span of 30 ft (9.1 m) and a deck 43 ft wide.

Who owns US 412 E over Kinnemore Dtch?

It is owned by the State Highway Agency.