US Bridges

County RD 367 over Wyaconda Rvr

Fair

Clark County, Missouri · S 9 T 63 N R 7 W · Structure no. 22651

Built
1999
26 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
230 ft
3 main spans
Daily traffic
35
2024 count
Owner
County
County Highway Agency

About this bridge

County RD 367 over Wyaconda Rvr is a prestressed concrete continuous stringer/multi-beam or girder carrying County RD 367 over Wyaconda Rvr in Clark County, Missouri. It was built in 1999, so it is 26 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 35 vehicles a day, roughly 10% of them trucks, projected to reach 44 by 2044. The structure is 230 ft (70.1 m) long and 27 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesCounty RD 367
CrossesWyaconda Rvr
LocationS 9 T 63 N R 7 W
RouteCounty Highway 367
CountyClark County
StateMissouri
Coordinates40.26669, -91.66681
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 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 adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating66.5 US tons
Inventory rating39.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length230 ft (70.1 m)
Longest span80 ft (24.4 m)
Deck width27 ft (8.1 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35 (2024)
Projected traffic44 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 367 over Wyaconda Rvr built?

It was built in 1999, making it 26 years old in 2025.

What condition is County RD 367 over Wyaconda Rvr 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 August 2023.

How much traffic does County RD 367 over Wyaconda Rvr carry?

About 35 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is County RD 367 over Wyaconda Rvr?

The structure is 230 ft (70.1 m) long with a longest span of 80 ft (24.4 m) and a deck 27 ft wide.

Who owns County RD 367 over Wyaconda Rvr?

It is owned by the County Highway Agency.