US Bridges

County RD 267 over Sinking CR

Fair

Shannon County, Missouri · S 7 T 31 N R 3 W · Structure no. 13255

Built
1993
32 years old
Condition
Fair
inspected January 2025
Type
Culvert
Steel
Length
23 ft
1 main span
Daily traffic
15
2023 count
Owner
County
County Highway Agency

About this bridge

County RD 267 over Sinking CR is a steel culvert carrying County RD 267 over Sinking CR in Shannon County, Missouri. It was built in 1993, so it is 32 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 15 vehicles a day, roughly 10% of them trucks, projected to reach 18 by 2043. The structure is 23 ft (7 m) long and 12 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesCounty RD 267
CrossesSinking CR
LocationS 7 T 31 N R 3 W
RouteCounty Highway 33
CountyShannon County
StateMissouri
Coordinates37.3964, -91.3162
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating45.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadOther
Structure length23 ft (7 m)
Longest span23 ft (7 m)
Deck width12 ft (3.7 m)
Roadway width12 ft (3.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15 (2023)
Projected traffic18 by 2043
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 267 over Sinking CR built?

It was built in 1993, making it 32 years old in 2025.

What condition is County RD 267 over Sinking 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 January 2025.

How much traffic does County RD 267 over Sinking CR carry?

About 15 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is County RD 267 over Sinking CR?

The structure is 23 ft (7 m) long with a longest span of 23 ft (7 m) and a deck 12 ft wide.

Who owns County RD 267 over Sinking CR?

It is owned by the County Highway Agency.