US Bridges

US 412 W over Drain Dtch No 36

Fair

Dunklin County, Missouri · S 5 T 18 N R 10 E · Structure no. 4551

Built
1959
66 years old
Condition
Fair
inspected November 2024
Type
Slab
Concrete Continuous
Length
182 ft
5 main spans
Daily traffic
5,145
2024 count
Owner
State
State Highway Agency

About this bridge

US 412 W over Drain Dtch No 36 is a concrete continuous slab carrying US 412 W over Drain Dtch No 36 in Dunklin County, Missouri. It was built in 1959, so it is 66 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 5,145 vehicles a day, roughly 21% of them trucks, projected to reach 9,004 by 2044. The structure is 182 ft (55.5 m) long and 31 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 412 W
CrossesDrain Dtch No 36
LocationS 5 T 18 N R 10 E
RouteU.S. Route 412
Coordinates36.23668, -90.00707
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
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 evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.4 US tons
Inventory rating45.6 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadH 20
Structure length182 ft (55.5 m)
Longest span39 ft (11.9 m)
Deck width31 ft (9.6 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,145 (2024)
Projected traffic9,004 by 2044
Trucks21%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 W over Drain Dtch No 36 built?

It was built in 1959, making it 66 years old in 2025.

What condition is US 412 W over Drain Dtch No 36 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 US 412 W over Drain Dtch No 36 carry?

About 5,145 vehicles per day (2024 count), of which roughly 21% are trucks.

How long is US 412 W over Drain Dtch No 36?

The structure is 182 ft (55.5 m) long with a longest span of 39 ft (11.9 m) and a deck 31 ft wide.

Who owns US 412 W over Drain Dtch No 36?

It is owned by the State Highway Agency.