US Bridges

US 63 S over Br Chapin Br

Good

Howell County, Missouri · S 6 T 23 N R 8 W · Structure no. 4540

Built
1952
73 years old
Condition
Good
inspected October 2024
Type
Culvert
Concrete Continuous
Length
32 ft
3 main spans
Daily traffic
7,777
2024 count
Owner
State
State Highway Agency

About this bridge

US 63 S over Br Chapin Br is a concrete continuous culvert carrying US 63 S over Br Chapin Br in Howell County, Missouri. It was built in 1952, so it is 73 years old, older 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 7,777 vehicles a day, roughly 22% of them trucks, projected to reach 14,776 by 2044. The structure is 32 ft (9.8 m) long. If it were closed, the detour would be 19.3 mi (31 km).

CarriesUS 63 S
CrossesBr Chapin Br
LocationS 6 T 23 N R 8 W
RouteU.S. Route 63
Coordinates36.68512, -91.78822
Functional classRural Principal Arterial - Other

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72.4 US tons
Inventory rating43.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadH 15
Structure length32 ft (9.8 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,777 (2024)
Projected traffic14,776 by 2044
Trucks22%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.3 mi (31 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

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 US 63 S over Br Chapin Br built?

It was built in 1952, making it 73 years old in 2025.

What condition is US 63 S over Br Chapin Br 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 October 2024.

How much traffic does US 63 S over Br Chapin Br carry?

About 7,777 vehicles per day (2024 count), of which roughly 22% are trucks.

How long is US 63 S over Br Chapin Br?

The structure is 32 ft (9.8 m) long with a longest span of 10 ft (3 m).

Who owns US 63 S over Br Chapin Br?

It is owned by the State Highway Agency.