US Bridges

US 59 S over Kenmore Br

Fair

Buchanan County, Missouri · S 22 T 56 N R 36 W · Structure no. 4512

Built
1920
105 years old, rebuilt 1949
Condition
Fair
inspected November 2024
Type
Culvert
Concrete Continuous
Length
30 ft
2 main spans
Daily traffic
4,719
2024 count
Owner
State
State Highway Agency

About this bridge

US 59 S over Kenmore Br is a concrete continuous culvert carrying US 59 S over Kenmore Br in Buchanan County, Missouri. It was built in 1920 and reconstructed in 1949, so it is 105 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 4,719 vehicles a day, roughly 28% of them trucks, projected to reach 8,022 by 2044. The structure is 30 ft (9.1 m) long. If it were closed, the detour would be 29.8 mi (48 km).

CarriesUS 59 S
CrossesKenmore Br
LocationS 22 T 56 N R 36 W
RouteU.S. Route 59
Coordinates39.65571, -94.9313
Functional classRural Principal Arterial - Other

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 inspectionNovember 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 rating85.3 US tons
Inventory rating50.6 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 20
Structure length30 ft (9.1 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,719 (2024)
Projected traffic8,022 by 2044
Trucks28%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed29.8 mi (48 km)
TollOn a free road
National Highway SystemYes

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 59 S over Kenmore Br built?

It was built in 1920, making it 105 years old in 2025. It was reconstructed in 1949.

What condition is US 59 S over Kenmore Br 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 November 2024.

How much traffic does US 59 S over Kenmore Br carry?

About 4,719 vehicles per day (2024 count), of which roughly 28% are trucks.

How long is US 59 S over Kenmore Br?

The structure is 30 ft (9.1 m) long with a longest span of 12 ft (3.7 m).

Who owns US 59 S over Kenmore Br?

It is owned by the State Highway Agency.