US Bridges

US 60 E over Whetstone CR

Fair

Wright County, Missouri · S 10 T 28 N R 13 W · Structure no. 4750

Built
1946
79 years old, rebuilt 1976
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
159 ft
3 main spans
Daily traffic
8,462
2024 count
Owner
State
State Highway Agency

About this bridge

US 60 E over Whetstone CR is a prestressed concrete continuous stringer/multi-beam or girder carrying US 60 E over Whetstone CR in Wright County, Missouri. It was built in 1946 and reconstructed in 1976, so it is 79 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 8,462 vehicles a day, roughly 27% of them trucks, projected to reach 14,809 by 2044. The structure is 159 ft (48.5 m) long and 43 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS 60 E
CrossesWhetstone CR
LocationS 10 T 28 N R 13 W
RouteU.S. Route 60
Coordinates37.12807, -92.3442
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
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 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 rating88.3 US tons
Inventory rating34.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length159 ft (48.5 m)
Longest span61 ft (18.6 m)
Deck width43 ft (13 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,462 (2024)
Projected traffic14,809 by 2044
Trucks27%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 60 E over Whetstone CR built?

It was built in 1946, making it 79 years old in 2025. It was reconstructed in 1976.

What condition is US 60 E over Whetstone 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 February 2024.

How much traffic does US 60 E over Whetstone CR carry?

About 8,462 vehicles per day (2024 count), of which roughly 27% are trucks.

How long is US 60 E over Whetstone CR?

The structure is 159 ft (48.5 m) long with a longest span of 61 ft (18.6 m) and a deck 43 ft wide.

Who owns US 60 E over Whetstone CR?

It is owned by the State Highway Agency.