US Bridges

Rt B S over Grabeal CR

Fair

Douglas County, Missouri · S 26 T 27 N R 16 W · Structure no. 9426

Built
1940
85 years old
Condition
Fair
inspected February 2025
Type
Culvert
Concrete Continuous
Length
25 ft
2 main spans
Daily traffic
518
2024 count
Owner
State
State Highway Agency

About this bridge

Rt B S over Grabeal CR is a concrete continuous culvert carrying Rt B S over Grabeal CR in Douglas County, Missouri. It was built in 1940, so it is 85 years old, older 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 518 vehicles a day, roughly 5% of them trucks, projected to reach 803 by 2044. The structure is 25 ft (7.6 m) long and 23 ft wide. If it were closed, the detour would be 21.1 mi (34 km).

CarriesRt B S
CrossesGrabeal CR
LocationS 26 T 27 N R 16 W
RouteState Highway 0B
Coordinates37.00712, -92.66449
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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 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 evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating26.8 US tons
Inventory rating15.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 10
Structure length25 ft (7.6 m)
Longest span10 ft (2.9 m)
Deck width23 ft (7.1 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic518 (2024)
Projected traffic803 by 2044
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.1 mi (34 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Rt B S over Grabeal CR built?

It was built in 1940, making it 85 years old in 2025.

What condition is Rt B S over Grabeal 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 Rt B S over Grabeal CR carry?

About 518 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Rt B S over Grabeal CR?

The structure is 25 ft (7.6 m) long with a longest span of 10 ft (2.9 m) and a deck 23 ft wide.

Who owns Rt B S over Grabeal CR?

It is owned by the State Highway Agency.