US Bridges

County RD # 728 over Drain Dtch

Good

Dunklin County, Missouri · S 8 T 16 N R 10 E · Structure no. 29013

Built
2001
24 years old
Condition
Good
inspected February 2024
Type
Culvert
Steel
Length
23 ft
2 main spans
Daily traffic
50
2024 count
Owner
County
County Highway Agency

About this bridge

County RD # 728 over Drain Dtch is a steel culvert carrying County RD # 728 over Drain Dtch in Dunklin County, Missouri. It was built in 2001, so it is 24 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 50 vehicles a day, roughly 10% of them trucks, projected to reach 70 by 2044. The structure is 23 ft (7 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCounty RD # 728
CrossesDrain Dtch
LocationS 8 T 16 N R 10 E
RouteCounty Highway 316
Coordinates36.03077, -89.98614
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadUnknown
Structure length23 ft (7 m)
Longest span10 ft (3 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2024)
Projected traffic70 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 # 728 over Drain Dtch built?

It was built in 2001, making it 24 years old in 2025.

What condition is County RD # 728 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 February 2024.

How much traffic does County RD # 728 over Drain Dtch carry?

About 50 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is County RD # 728 over Drain Dtch?

The structure is 23 ft (7 m) long with a longest span of 10 ft (3 m) and a deck 28 ft wide.

Who owns County RD # 728 over Drain Dtch?

It is owned by the County Highway Agency.