US Bridges

Mo 42 W over US 54

Fair

Camden County, Missouri · S 6 T 39 N R 15 W · Structure no. 32051

Built
2007
18 years old
Condition
Fair
inspected February 2024
Type
Tee Beam
Prestressed Concrete Continuous
Length
238 ft
2 main spans
Daily traffic
13,928
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 42 W over US 54 is a prestressed concrete continuous tee beam carrying Mo 42 W over US 54 in Camden County, Missouri. It was built in 2007, so it is 18 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 6 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 13,928 vehicles a day, roughly 6% of them trucks, projected to reach 32,034 by 2044. The structure is 238 ft (72.5 m) long and 47 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMo 42 W
CrossesUS 54
LocationS 6 T 39 N R 15 W
RouteState Highway 42
Coordinates38.15585, -92.61199
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.4 US tons
Inventory rating46.6 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length238 ft (72.5 m)
Longest span126 ft (38.4 m)
Deck width47 ft (14.2 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,928 (2024)
Projected traffic32,034 by 2044
Trucks6%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$2.1 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Mo 42 W over US 54 built?

It was built in 2007, making it 18 years old in 2025.

What condition is Mo 42 W over US 54 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 Mo 42 W over US 54 carry?

About 13,928 vehicles per day (2024 count), of which roughly 6% are trucks.

How long is Mo 42 W over US 54?

The structure is 238 ft (72.5 m) long with a longest span of 126 ft (38.4 m) and a deck 47 ft wide.

Who owns Mo 42 W over US 54?

It is owned by the State Highway Agency.