US Bridges

County RD 447 over Lit Beaver CR

Good

Douglas County, Missouri · S 14 T 25 N R 18 W · Structure no. 36097

Built
2019
6 years old
Condition
Good
inspected February 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
120 ft
2 main spans
Daily traffic
50
2024 count
Owner
County
County Highway Agency

About this bridge

County RD 447 over Lit Beaver CR is a prestressed concrete continuous box beam or girders - multiple carrying County RD 447 over Lit Beaver CR in Douglas County, Missouri. It was built in 2019, so it is 6 years old, younger than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 50 vehicles a day, roughly 10% of them trucks, projected to reach 73 by 2044. The structure is 120 ft (36.6 m) long and 24 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCounty RD 447
CrossesLit Beaver CR
LocationS 14 T 25 N R 18 W
RouteCounty Highway 447
Coordinates36.86639, -92.88139
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.5 US tons
Inventory rating38.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length120 ft (36.6 m)
Longest span60 ft (18.3 m)
Deck width24 ft (7.3 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2024)
Projected traffic73 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 County RD 447 over Lit Beaver CR built?

It was built in 2019, making it 6 years old in 2025.

What condition is County RD 447 over Lit Beaver CR in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in February 2024.

How much traffic does County RD 447 over Lit Beaver CR carry?

About 50 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is County RD 447 over Lit Beaver CR?

The structure is 120 ft (36.6 m) long with a longest span of 60 ft (18.3 m) and a deck 24 ft wide.

Who owns County RD 447 over Lit Beaver CR?

It is owned by the County Highway Agency.