US Bridges

Hardin RD over Joachim CR

Fair

Jefferson County, Missouri · S 24 T 39 N R 4 E · Structure no. 30080

Built
2003
22 years old
Condition
Fair
inspected February 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
150 ft
2 main spans
Daily traffic
285
2023 count
Owner
County
County Highway Agency

About this bridge

Hardin RD over Joachim CR is a prestressed concrete continuous stringer/multi-beam or girder carrying Hardin RD over Joachim CR in Jefferson County, Missouri. It was built in 2003, so it is 22 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 285 vehicles a day, roughly 5% of them trucks, projected to reach 570 by 2043. The structure is 150 ft (45.7 m) long and 37 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesHardin RD
CrossesJoachim CR
LocationS 24 T 39 N R 4 E
RouteCounty Highway 0
Coordinates38.08174, -90.53196
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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating75.4 US tons
Inventory rating45.6 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length150 ft (45.7 m)
Longest span75 ft (22.9 m)
Deck width37 ft (11.3 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic285 (2023)
Projected traffic570 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 Hardin RD over Joachim CR built?

It was built in 2003, making it 22 years old in 2025.

What condition is Hardin RD over Joachim 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 2025.

How much traffic does Hardin RD over Joachim CR carry?

About 285 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Hardin RD over Joachim CR?

The structure is 150 ft (45.7 m) long with a longest span of 75 ft (22.9 m) and a deck 37 ft wide.

Who owns Hardin RD over Joachim CR?

It is owned by the County Highway Agency.