US Bridges

Mo 43 S over Drywood CR

Fair

Vernon County, Missouri · S 4 T 34 N R 32 W · Structure no. 2028

Built
1968
57 years old
Condition
Fair
inspected March 2024
Type
Culvert
Concrete Continuous
Length
21 ft
2 main spans
Daily traffic
1,771
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 43 S over Drywood CR is a concrete continuous culvert carrying Mo 43 S over Drywood CR in Vernon County, Missouri. It was built in 1968, 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 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 1,771 vehicles a day, roughly 17% of them trucks, projected to reach 2,479 by 2044. The structure is 21 ft (6.3 m) long. If it were closed, the detour would be 16.8 mi (27 km).

CarriesMo 43 S
CrossesDrywood CR
LocationS 4 T 34 N R 32 W
RouteState Highway 43
Coordinates37.74729, -94.45283
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
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
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 rating83.3 US tons
Inventory rating49.6 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 20
Structure length21 ft (6.3 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,771 (2024)
Projected traffic2,479 by 2044
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.8 mi (27 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 Mo 43 S over Drywood CR built?

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

What condition is Mo 43 S over Drywood 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 March 2024.

How much traffic does Mo 43 S over Drywood CR carry?

About 1,771 vehicles per day (2024 count), of which roughly 17% are trucks.

How long is Mo 43 S over Drywood CR?

The structure is 21 ft (6.3 m) long with a longest span of 10 ft (3 m).

Who owns Mo 43 S over Drywood CR?

It is owned by the State Highway Agency.