US Bridges

562nd RD over Bear CR

Fair

Polk County, Missouri · S 10 T 31 N R 22 W · Structure no. 34178

Built
2011
14 years old
Condition
Fair
inspected April 2024
Type
Slab
Concrete
Length
37 ft
3 main spans
Daily traffic
25
2024 count
Owner
County
County Highway Agency

About this bridge

562nd RD over Bear CR is a concrete slab carrying 562nd RD over Bear CR in Polk County, Missouri. It was built in 2011, so it is 14 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 25 vehicles a day, roughly 10% of them trucks, projected to reach 36 by 2044. The structure is 37 ft (11.4 m) long and 23 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Carries562nd RD
CrossesBear CR
LocationS 10 T 31 N R 22 W
RouteCounty Highway 451
Coordinates37.43183, -93.33464
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2024
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.5 US tons
Inventory rating33.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length37 ft (11.4 m)
Longest span11 ft (3.3 m)
Deck width23 ft (7.1 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2024)
Projected traffic36 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 562nd RD over Bear CR built?

It was built in 2011, making it 14 years old in 2025.

What condition is 562nd RD over Bear 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 April 2024.

How much traffic does 562nd RD over Bear CR carry?

About 25 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is 562nd RD over Bear CR?

The structure is 37 ft (11.4 m) long with a longest span of 11 ft (3.3 m) and a deck 23 ft wide.

Who owns 562nd RD over Bear CR?

It is owned by the County Highway Agency.