US Bridges

County RD 2400 over Br of Dry Fork CR

Fair

Dent County, Missouri · S 1 T 33 N R 7 W · Structure no. 18286

Built
1991
34 years old
Condition
Fair
inspected February 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
27 ft
2 main spans
Daily traffic
35
2023 count
Owner
County
County Highway Agency

About this bridge

County RD 2400 over Br of Dry Fork CR is a steel stringer/multi-beam or girder carrying County RD 2400 over Br of Dry Fork CR in Dent County, Missouri. It was built in 1991, so it is 34 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 35 vehicles a day, roughly 10% of them trucks, projected to reach 42 by 2043. The structure is 27 ft (8.2 m) long and 20 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCounty RD 2400
CrossesBr of Dry Fork CR
LocationS 1 T 33 N R 7 W
RouteCounty Highway 180
Coordinates37.5964, -91.6599
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.
Substructure7 GoodSome minor problems.
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.4 US tons
Inventory rating56.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadOther
Structure length27 ft (8.2 m)
Longest span13 ft (3.9 m)
Deck width20 ft (6 m)
Roadway width19 ft (5.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35 (2023)
Projected traffic42 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 2400 over Br of Dry Fork CR built?

It was built in 1991, making it 34 years old in 2025.

What condition is County RD 2400 over Br of Dry Fork 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 County RD 2400 over Br of Dry Fork CR carry?

About 35 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is County RD 2400 over Br of Dry Fork CR?

The structure is 27 ft (8.2 m) long with a longest span of 13 ft (3.9 m) and a deck 20 ft wide.

Who owns County RD 2400 over Br of Dry Fork CR?

It is owned by the County Highway Agency.