US Bridges

Rt B S over Little Whitewater

Fair

Bollinger County, Missouri · S 809 T 32 N R 10 E · Structure no. 3581

Built
1985
40 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
190 ft
3 main spans
Daily traffic
494
2024 count
Owner
State
State Highway Agency

About this bridge

Rt B S over Little Whitewater is a prestressed concrete continuous stringer/multi-beam or girder carrying Rt B S over Little Whitewater in Bollinger County, Missouri. It was built in 1985, so it is 40 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 494 vehicles a day, roughly 12% of them trucks, projected to reach 741 by 2044. The structure is 190 ft (57.9 m) long and 30 ft wide. If it were closed, the detour would be 28 mi (45 km).

CarriesRt B S
CrossesLittle Whitewater
LocationS 809 T 32 N R 10 E
RouteState Highway 0B
Coordinates37.4322, -89.90794
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating84.3 US tons
Inventory rating44.6 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length190 ft (57.9 m)
Longest span64 ft (19.4 m)
Deck width30 ft (9 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic494 (2024)
Projected traffic741 by 2044
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed28 mi (45 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 Little Whitewater built?

It was built in 1985, making it 40 years old in 2025.

What condition is Rt B S over Little Whitewater 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 December 2023.

How much traffic does Rt B S over Little Whitewater carry?

About 494 vehicles per day (2024 count), of which roughly 12% are trucks.

How long is Rt B S over Little Whitewater?

The structure is 190 ft (57.9 m) long with a longest span of 64 ft (19.4 m) and a deck 30 ft wide.

Who owns Rt B S over Little Whitewater?

It is owned by the State Highway Agency.