US Bridges

Dittmer Catawiss over Calvey CR

Fair

Jefferson County, Missouri · S 32 T 42 N R 4 E · Structure no. 17930

Built
1983
42 years old
Condition
Fair
inspected February 2025
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
80 ft
2 main spans
Daily traffic
300
2023 count
Owner
County
County Highway Agency

About this bridge

Dittmer Catawiss over Calvey CR is a prestressed concrete box beam or girders - multiple carrying Dittmer Catawiss over Calvey CR in Jefferson County, Missouri. It was built in 1983, so it is 42 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 300 vehicles a day, roughly 2% of them trucks, projected to reach 600 by 2043. The structure is 80 ft (24.4 m) long and 25 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesDittmer Catawiss
CrossesCalvey CR
LocationS 32 T 42 N R 4 E
RouteCounty Highway 140
CountyJefferson County
StateMissouri
Coordinates38.3492, -90.73654
Functional classRural Minor Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating54.6 US tons
Inventory rating17.9 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadOther
Structure length80 ft (24.4 m)
Longest span40 ft (12.2 m)
Deck width25 ft (7.7 m)
Roadway width25 ft (7.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2023)
Projected traffic600 by 2043
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Dittmer Catawiss over Calvey CR built?

It was built in 1983, making it 42 years old in 2025.

What condition is Dittmer Catawiss over Calvey 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 Dittmer Catawiss over Calvey CR carry?

About 300 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is Dittmer Catawiss over Calvey CR?

The structure is 80 ft (24.4 m) long with a longest span of 40 ft (12.2 m) and a deck 25 ft wide.

Who owns Dittmer Catawiss over Calvey CR?

It is owned by the County Highway Agency.