US Bridges

Bu 63 S over Br Howell CR

Fair

Howell County, Missouri · S 17 T 24 N R 8 W · Structure no. 4470

Built
1921
104 years old, rebuilt 1990
Condition
Fair
inspected October 2024
Type
Culvert
Concrete Continuous
Length
40 ft
3 main spans
Daily traffic
10,648
2024 count
Owner
State
State Highway Agency

About this bridge

Bu 63 S over Br Howell CR is a concrete continuous culvert carrying Bu 63 S over Br Howell CR in Howell County, Missouri. It was built in 1921 and reconstructed in 1990, so it is 104 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 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 10,648 vehicles a day, roughly 3% of them trucks, projected to reach 17,037 by 2044. The structure is 40 ft (12.1 m) long. If it were closed, the detour would be 0.6 mi (1 km).

CarriesBu 63 S
CrossesBr Howell CR
LocationS 17 T 24 N R 8 W
RouteState Highway 63
Coordinates36.75241, -91.87246
Functional classUrban Minor Arterial

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.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.5 US tons
Inventory rating37.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length40 ft (12.1 m)
Longest span14 ft (4.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,648 (2024)
Projected traffic17,037 by 2044
Trucks3%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 Bu 63 S over Br Howell CR built?

It was built in 1921, making it 104 years old in 2025. It was reconstructed in 1990.

What condition is Bu 63 S over Br Howell 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 October 2024.

How much traffic does Bu 63 S over Br Howell CR carry?

About 10,648 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is Bu 63 S over Br Howell CR?

The structure is 40 ft (12.1 m) long with a longest span of 14 ft (4.2 m).

Who owns Bu 63 S over Br Howell CR?

It is owned by the State Highway Agency.