US Bridges

Miller DR over Br Dousinbury CR

Fair

Laclede County, Missouri · S 17 T 33 N R 17 W · Structure no. 22423

Built
1900
125 years old
Condition
Fair
inspected March 2023
Type
Culvert
Concrete
Length
23 ft
2 main spans
Daily traffic
30
2023 count
Owner
County
County Highway Agency

About this bridge

Miller DR over Br Dousinbury CR is a concrete culvert carrying Miller DR over Br Dousinbury CR in Laclede County, Missouri. It was built in 1900, so it is 125 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 5 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 30 vehicles a day, roughly 5% of them trucks, projected to reach 42 by 2043. The structure is 23 ft (7 m) long and 17 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesMiller DR
CrossesBr Dousinbury CR
LocationS 17 T 33 N R 17 W
RouteCounty Highway 355
CountyLaclede County
StateMissouri
Coordinates37.5806, -92.83373
Functional classRural Local

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating54.6 US tons
Inventory rating17.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadOther
Structure length23 ft (7 m)
Longest span12 ft (3.7 m)
Deck width17 ft (5.2 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2023)
Projected traffic42 by 2043
Trucks5%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byOther Local Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$153,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Miller DR over Br Dousinbury CR built?

It was built in 1900, making it 125 years old in 2025.

What condition is Miller DR over Br Dousinbury 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 2023.

How much traffic does Miller DR over Br Dousinbury CR carry?

About 30 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Miller DR over Br Dousinbury CR?

The structure is 23 ft (7 m) long with a longest span of 12 ft (3.7 m) and a deck 17 ft wide.

Who owns Miller DR over Br Dousinbury CR?

It is owned by the County Highway Agency and maintained by the Other Local Agency.