US Bridges

Kentucky Ave over Rock CR

PoorClosed to traffic

Jackson County, Missouri · S 32 T 50 N R 32 W · Structure no. 25383

Built
1932
93 years old
Condition
Poor
inspected April 2024
Type
Tee Beam
Concrete
Length
92 ft
1 main span
Daily traffic
2,149
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Kentucky Ave over Rock CR is a concrete tee beam carrying Kentucky Ave over Rock CR in Jackson County, Missouri. It was built in 1932, so it is 93 years old, older than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 0 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: closed to all traffic.

It carries about 2,149 vehicles a day, roughly 44% of them trucks, projected to reach 2,794 by 2044. The structure is 92 ft (28 m) long and 23 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesKentucky Ave
CrossesRock CR
LocationS 32 T 50 N R 32 W
RouteCity Street 0
Coordinates39.11154, -94.47199
Functional classUrban Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck0 FailedOut of service and beyond corrective action.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 12 months
Operating statusClosed to all traffic
ScourFoundations stable; scour above top of footing
Structural evaluation0: Immediate repair necessary to put back in service
Deck geometry0: Immediate repair necessary to put back in service
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating0 US tons
Inventory rating0 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadOther
Structure length92 ft (28 m)
Longest span47 ft (14.3 m)
Deck width23 ft (7 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,149 (2024)
Projected traffic2,794 by 2044
Trucks44%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.2 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Kentucky Ave over Rock CR built?

It was built in 1932, making it 93 years old in 2025.

What condition is Kentucky Ave over Rock CR in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2024.

How much traffic does Kentucky Ave over Rock CR carry?

About 2,149 vehicles per day (2024 count), of which roughly 44% are trucks.

How long is Kentucky Ave over Rock CR?

The structure is 92 ft (28 m) long with a longest span of 47 ft (14.3 m) and a deck 23 ft wide.

Who owns Kentucky Ave over Rock CR?

It is owned by the City or Municipal Highway Agency.