US Bridges

County RD 725 over Trib W Fk of Cuivr

Fair

Audrain County, Missouri · S 33 T 51 N R 7 W · Structure no. 21791

Built
1992
33 years old
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
35 ft
1 main span
Daily traffic
75
2023 count
Owner
County
County Highway Agency

About this bridge

County RD 725 over Trib W Fk of Cuivr is a steel stringer/multi-beam or girder carrying County RD 725 over Trib W Fk of Cuivr in Audrain County, Missouri. It was built in 1992, so it is 33 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 75 vehicles a day, roughly 10% of them trucks, projected to reach 94 by 2043. The structure is 35 ft (10.7 m) long and 25 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCounty RD 725
CrossesTrib W Fk of Cuivr
LocationS 33 T 51 N R 7 W
RouteCounty Highway 324
Coordinates39.16333, -91.70417
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.6 US tons
Inventory rating35.7 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadOther
Structure length35 ft (10.7 m)
Longest span30 ft (9.1 m)
Deck width25 ft (7.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (2023)
Projected traffic94 by 2043
Trucks10%
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 County RD 725 over Trib W Fk of Cuivr built?

It was built in 1992, making it 33 years old in 2025.

What condition is County RD 725 over Trib W Fk of Cuivr 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 April 2023.

How much traffic does County RD 725 over Trib W Fk of Cuivr carry?

About 75 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is County RD 725 over Trib W Fk of Cuivr?

The structure is 35 ft (10.7 m) long with a longest span of 30 ft (9.1 m) and a deck 25 ft wide.

Who owns County RD 725 over Trib W Fk of Cuivr?

It is owned by the County Highway Agency.