US Bridges

Rt B S over Richardson Br

Fair

Gentry County, Missouri · S 6 T 63 N R 32 W · Structure no. 1566

Built
1967
58 years old
Condition
Fair
inspected January 2024
Type
Culvert
Concrete Continuous
Length
22 ft
2 main spans
Daily traffic
473
2024 count
Owner
State
State Highway Agency

About this bridge

Rt B S over Richardson Br is a concrete continuous culvert carrying Rt B S over Richardson Br in Gentry County, Missouri. It was built in 1967, so it is 58 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 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 473 vehicles a day, roughly 14% of them trucks, projected to reach 615 by 2044. The structure is 22 ft (6.7 m) long and 50 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

Location

Open in Google Maps
CarriesRt B S
CrossesRichardson Br
LocationS 6 T 63 N R 32 W
RouteState Highway 0B
CountyGentry County
StateMissouri
Coordinates40.28948, -94.54321
Functional classRural Major 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.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating102.2 US tons
Inventory rating60.5 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 15
Structure length22 ft (6.7 m)
Longest span9 ft (2.7 m)
Deck width50 ft (15.3 m)
Roadway width48 ft (14.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic473 (2024)
Projected traffic615 by 2044
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 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 Richardson Br built?

It was built in 1967, making it 58 years old in 2025.

What condition is Rt B S over Richardson Br 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 2024.

How much traffic does Rt B S over Richardson Br carry?

About 473 vehicles per day (2024 count), of which roughly 14% are trucks.

How long is Rt B S over Richardson Br?

The structure is 22 ft (6.7 m) long with a longest span of 9 ft (2.7 m) and a deck 50 ft wide.

Who owns Rt B S over Richardson Br?

It is owned by the State Highway Agency.