US Bridges

County RD 448 over Mingo Drain Dtch

FairPosted for load

Stoddard County, Missouri · S 32 T 26 N R 8 E · Structure no. 22632

Built
1975
50 years old
Condition
Fair
inspected January 2025
Type
Tee Beam
Prestressed Concrete
Length
162 ft
5 main spans
Daily traffic
15
2023 count
Owner
County
County Highway Agency

About this bridge

County RD 448 over Mingo Drain Dtch is a prestressed concrete tee beam carrying County RD 448 over Mingo Drain Dtch in Stoddard County, Missouri. It was built in 1975, so it is 50 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. Its operating status is: posted for load restriction.

It carries about 15 vehicles a day, roughly 10% of them trucks, projected to reach 20 by 2043. The structure is 162 ft (49.4 m) long and 26 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

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CarriesCounty RD 448
CrossesMingo Drain Dtch
LocationS 32 T 26 N R 8 E
RouteCounty Highway 366
CountyStoddard County
StateMissouri
Coordinates36.84886, -90.21075
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating17.9 US tons
Inventory rating5 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadH 10
Structure length162 ft (49.4 m)
Longest span42 ft (12.8 m)
Deck width26 ft (7.8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15 (2023)
Projected traffic20 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.1 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was County RD 448 over Mingo Drain Dtch built?

It was built in 1975, making it 50 years old in 2025.

What condition is County RD 448 over Mingo Drain Dtch 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 January 2025.

How much traffic does County RD 448 over Mingo Drain Dtch carry?

About 15 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is County RD 448 over Mingo Drain Dtch?

The structure is 162 ft (49.4 m) long with a longest span of 42 ft (12.8 m) and a deck 26 ft wide.

Who owns County RD 448 over Mingo Drain Dtch?

It is owned by the County Highway Agency.