US Bridges

23rd ST over Kct RR

PoorPosted for load

Jackson County, Missouri · S 7 T 49 N R 33 W · Structure no. 25423

Built
1920
105 years old, rebuilt 2008
Condition
Poor
inspected April 2024
Type
Girder and Floorbeam System
Steel Continuous
Length
1,708 ft
54 main spans
Daily traffic
3,303
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

23rd ST over Kct RR is a steel continuous girder and floorbeam system carrying 23rd ST over Kct RR in Jackson County, Missouri. It was built in 1920 and reconstructed in 2008, 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 poor condition with a lowest component rating of 4 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: posted for load restriction.

It carries about 3,303 vehicles a day, roughly 5% of them trucks, projected to reach 4,294 by 2044. The structure is 1,708 ft (520.6 m) long and 69 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
Carries23rd ST
CrossesKct RR
LocationS 7 T 49 N R 33 W
RouteCity Street 23
CountyJackson County
StateMissouri
Coordinates39.08721, -94.60421
Functional classUrban Minor Arterial

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
Deck7 GoodSome minor problems.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating41.7 US tons
Inventory rating24.8 US tons

Structure

Structure typeGirder and Floorbeam System
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans54
Design loadOther
Structure length1,708 ft (520.6 m)
Longest span97 ft (29.6 m)
Deck width69 ft (20.9 m)
Roadway width60 ft (18.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,303 (2024)
Projected traffic4,294 by 2044
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.9 mi (3 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$20.2 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was 23rd ST over Kct RR built?

It was built in 1920, making it 105 years old in 2025. It was reconstructed in 2008.

What condition is 23rd ST over Kct RR 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 23rd ST over Kct RR carry?

About 3,303 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is 23rd ST over Kct RR?

The structure is 1,708 ft (520.6 m) long with a longest span of 97 ft (29.6 m) and a deck 69 ft wide.

Who owns 23rd ST over Kct RR?

It is owned by the City or Municipal Highway Agency.