US Bridges

232nd ST over Big Muddy CR

Poor

Daviess County, Missouri · S 20 T 61 N R 27 W · Structure no. 22888

Built
1910
115 years old, rebuilt 1985
Condition
Poor
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
71 ft
2 main spans
Daily traffic
15
2024 count
Owner
County
County Highway Agency

About this bridge

232nd ST over Big Muddy CR is a steel stringer/multi-beam or girder carrying 232nd ST over Big Muddy CR in Daviess County, Missouri. It was built in 1910 and reconstructed in 1985, so it is 115 years old, older than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 15 vehicles a day, roughly 10% of them trucks, projected to reach 17 by 2044. The structure is 71 ft (21.6 m) long and 15 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Carries232nd ST
CrossesBig Muddy CR
LocationS 20 T 61 N R 27 W
RouteCounty Highway 378
Coordinates40.06766, -93.96758
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating68.5 US tons
Inventory rating45.6 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans2
Design loadOther
Structure length71 ft (21.6 m)
Longest span49 ft (14.9 m)
Deck width15 ft (4.5 m)
Roadway width15 ft (4.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15 (2024)
Projected traffic17 by 2044
Trucks10%
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 byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$370,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 232nd ST over Big Muddy CR built?

It was built in 1910, making it 115 years old in 2025. It was reconstructed in 1985.

What condition is 232nd ST over Big Muddy CR in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in February 2024.

How much traffic does 232nd ST over Big Muddy CR carry?

About 15 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is 232nd ST over Big Muddy CR?

The structure is 71 ft (21.6 m) long with a longest span of 49 ft (14.9 m) and a deck 15 ft wide.

Who owns 232nd ST over Big Muddy CR?

It is owned by the County Highway Agency.