US Bridges

US 61 S over Joachim CR

PoorPosted for load

Jefferson County, Missouri · S 2977 T 41 N R 6 E · Structure no. 5749

Built
1933
92 years old, rebuilt 1985
Condition
Poor
inspected February 2025
Type
Truss - Thru
Steel
Length
281 ft
1 main span
Daily traffic
4,488
2024 count
Owner
State
State Highway Agency

About this bridge

US 61 S over Joachim CR is a steel truss - thru carrying US 61 S over Joachim CR in Jefferson County, Missouri. It was built in 1933 and reconstructed in 1985, so it is 92 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. Its operating status is: posted for load restriction.

It carries about 4,488 vehicles a day, roughly 3% of them trucks, projected to reach 7,630 by 2044. The structure is 281 ft (85.6 m) long and 43 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesUS 61 S
CrossesJoachim CR
LocationS 2977 T 41 N R 6 E
RouteU.S. Route 61
Coordinates38.26446, -90.38971
Functional classUrban Minor Arterial

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.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40.7 US tons
Inventory rating23.8 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+4 approach)
Design loadH 15
Structure length281 ft (85.6 m)
Longest span120 ft (36.6 m)
Deck width43 ft (13.1 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deck15 ft (4.7 m)

Traffic and service

Average daily traffic4,488 (2024)
Projected traffic7,630 by 2044
Trucks3%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$4.7 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was US 61 S over Joachim CR built?

It was built in 1933, making it 92 years old in 2025. It was reconstructed in 1985.

What condition is US 61 S over Joachim 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 2025.

How much traffic does US 61 S over Joachim CR carry?

About 4,488 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is US 61 S over Joachim CR?

The structure is 281 ft (85.6 m) long with a longest span of 120 ft (36.6 m) and a deck 43 ft wide.

Who owns US 61 S over Joachim CR?

It is owned by the State Highway Agency.