US Bridges

US 24 E over Rock CR

Fair

Jackson County, Missouri · S 32 T 50 N R 32 W · Structure no. 33193

Built
2010
15 years old
Condition
Fair
inspected September 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
121 ft
1 main span
Daily traffic
16,018
2024 count
Owner
State
State Highway Agency

About this bridge

US 24 E over Rock CR is a prestressed concrete box beam or girders - multiple carrying US 24 E over Rock CR in Jackson County, Missouri. It was built in 2010, so it is 15 years old, younger 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 16,018 vehicles a day, roughly 8% of them trucks, projected to reach 21,624 by 2044. The structure is 121 ft (37 m) long and 82 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesUS 24 E
CrossesRock CR
LocationS 32 T 50 N R 32 W
RouteU.S. Route 24
CountyJackson County
StateMissouri
Coordinates39.10426, -94.47018
Functional classUrban Other Principal Arterial

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating105.2 US tons
Inventory rating42.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length121 ft (37 m)
Longest span120 ft (36.6 m)
Deck width82 ft (25 m)
Roadway width80 ft (24.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,018 (2024)
Projected traffic21,624 by 2044
Trucks8%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 24 E over Rock CR built?

It was built in 2010, making it 15 years old in 2025.

What condition is US 24 E over Rock 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 September 2023.

How much traffic does US 24 E over Rock CR carry?

About 16,018 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is US 24 E over Rock CR?

The structure is 121 ft (37 m) long with a longest span of 120 ft (36.6 m) and a deck 82 ft wide.

Who owns US 24 E over Rock CR?

It is owned by the State Highway Agency.