US Bridges

County RD 232 over Troublesome CR

Fair

Lewis County, Missouri · S 6 T 61 N R 9 W · Structure no. 28913

Built
2001
24 years old
Condition
Fair
inspected February 2024
Type
Slab
Concrete
Length
34 ft
1 main span
Daily traffic
30
2024 count
Owner
County
County Highway Agency

About this bridge

County RD 232 over Troublesome CR is a concrete slab carrying County RD 232 over Troublesome CR in Lewis 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 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 10% of them trucks, projected to reach 38 by 2044. The structure is 34 ft (10.4 m) long and 23 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

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CarriesCounty RD 232
CrossesTroublesome CR
LocationS 6 T 61 N R 9 W
RouteCounty Highway 139
CountyLewis County
StateMissouri
Coordinates40.111, -91.93686
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating65.5 US tons
Inventory rating38.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadUnknown
Structure length34 ft (10.4 m)
Longest span33 ft (10.1 m)
Deck width23 ft (6.9 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2024)
Projected traffic38 by 2044
Trucks10%
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

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 232 over Troublesome CR built?

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

What condition is County RD 232 over Troublesome 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 February 2024.

How much traffic does County RD 232 over Troublesome CR carry?

About 30 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is County RD 232 over Troublesome CR?

The structure is 34 ft (10.4 m) long with a longest span of 33 ft (10.1 m) and a deck 23 ft wide.

Who owns County RD 232 over Troublesome CR?

It is owned by the County Highway Agency.