US Bridges

County RD # 531 over Drain Dtch

Good

Dunklin County, Missouri · S 19 T 18 N R 8 E · Structure no. 22956

Built
2000
25 years old
Condition
Good
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
85 ft
3 main spans
Daily traffic
200
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

County RD # 531 over Drain Dtch is a steel continuous stringer/multi-beam or girder carrying County RD # 531 over Drain Dtch in Dunklin County, Missouri. It was built in 2000, so it is 25 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 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 200 vehicles a day, roughly 15% of them trucks, projected to reach 280 by 2044. The structure is 85 ft (25.9 m) long and 25 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesCounty RD # 531
CrossesDrain Dtch
LocationS 19 T 18 N R 8 E
RouteCounty Highway 383
Coordinates36.18536, -90.14139
Functional classRural Local

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 inspectionJanuary 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 rating98.2 US tons
Inventory rating60.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadOther
Structure length85 ft (25.9 m)
Longest span39 ft (11.9 m)
Deck width25 ft (7.6 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2024)
Projected traffic280 by 2044
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 County RD # 531 over Drain Dtch built?

It was built in 2000, making it 25 years old in 2025.

What condition is County RD # 531 over Drain 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 January 2024.

How much traffic does County RD # 531 over Drain Dtch carry?

About 200 vehicles per day (2024 count), of which roughly 15% are trucks.

How long is County RD # 531 over Drain Dtch?

The structure is 85 ft (25.9 m) long with a longest span of 39 ft (11.9 m) and a deck 25 ft wide.

Who owns County RD # 531 over Drain Dtch?

It is owned by the Town or Township Highway Agency.