US Bridges

Bu 60 E over Palmer Slu

Fair

Butler County, Missouri · S 2 T 24 N R 6 E · Structure no. 2764

Built
1975
50 years old, rebuilt 1986
Condition
Fair
inspected February 2025
Type
Slab
Concrete Continuous
Length
355 ft
13 main spans
Daily traffic
10,501
2024 count
Owner
State
State Highway Agency

About this bridge

Bu 60 E over Palmer Slu is a concrete continuous slab carrying Bu 60 E over Palmer Slu in Butler County, Missouri. It was built in 1975 and reconstructed in 1986, so it is 50 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 10,501 vehicles a day, roughly 5% of them trucks, projected to reach 15,752 by 2044. The structure is 355 ft (108.2 m) long and 66 ft wide. If it were closed, the detour would be 31.7 mi (51 km).

CarriesBu 60 E
CrossesPalmer Slu
LocationS 2 T 24 N R 6 E
RouteState Highway 60
Coordinates36.76243, -90.37826
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.5 US tons
Inventory rating39.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans13
Design loadHS 20
Structure length355 ft (108.2 m)
Longest span28 ft (8.4 m)
Deck width66 ft (20.1 m)
Roadway width64 ft (19.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,501 (2024)
Projected traffic15,752 by 2044
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed31.7 mi (51 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 60 E over Palmer Slu built?

It was built in 1975, making it 50 years old in 2025. It was reconstructed in 1986.

What condition is Bu 60 E over Palmer Slu 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 February 2025.

How much traffic does Bu 60 E over Palmer Slu carry?

About 10,501 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Bu 60 E over Palmer Slu?

The structure is 355 ft (108.2 m) long with a longest span of 28 ft (8.4 m) and a deck 66 ft wide.

Who owns Bu 60 E over Palmer Slu?

It is owned by the State Highway Agency.