US Bridges

Rt B S over Shawnee Br

Fair

Perry County, Missouri · S 7 T 34 N R 11 E · Structure no. 9523

Built
1938
87 years old
Condition
Fair
inspected October 2023
Type
Culvert
Concrete Continuous
Length
21 ft
2 main spans
Daily traffic
1,118
2024 count
Owner
State
State Highway Agency

About this bridge

Rt B S over Shawnee Br is a concrete continuous culvert carrying Rt B S over Shawnee Br in Perry County, Missouri. It was built in 1938, so it is 87 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 1,118 vehicles a day, roughly 7% of them trucks, projected to reach 1,565 by 2044. The structure is 21 ft (6.5 m) long and 30 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

Location

Open in Google Maps
CarriesRt B S
CrossesShawnee Br
LocationS 7 T 34 N R 11 E
RouteState Highway 0B
CountyPerry County
StateMissouri
Coordinates37.67191, -89.85724
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating43.7 US tons
Inventory rating25.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 10
Structure length21 ft (6.5 m)
Longest span10 ft (3 m)
Deck width30 ft (9 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,118 (2024)
Projected traffic1,565 by 2044
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 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 Shawnee Br built?

It was built in 1938, making it 87 years old in 2025.

What condition is Rt B S over Shawnee 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 October 2023.

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

About 1,118 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is Rt B S over Shawnee Br?

The structure is 21 ft (6.5 m) long with a longest span of 10 ft (3 m) and a deck 30 ft wide.

Who owns Rt B S over Shawnee Br?

It is owned by the State Highway Agency.