US Bridges

18th ST over Kct Railway

Good

Jackson County, Missouri · S 10 T 49 N R 33 W · Structure no. 25407

Built
1992
33 years old
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
142 ft
1 main span
Daily traffic
4,830
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

18th ST over Kct Railway is a steel stringer/multi-beam or girder carrying 18th ST over Kct Railway in Jackson County, Missouri. It was built in 1992, so it is 33 years old, younger than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 4,830 vehicles a day, roughly 19% of them trucks, projected to reach 6,279 by 2044. The structure is 142 ft (43.3 m) long and 65 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Carries18th ST
CrossesKct Railway
LocationS 10 T 49 N R 33 W
RouteCity Street 0
Coordinates39.0907, -94.54771
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating98.2 US tons
Inventory rating58.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadOther
Structure length142 ft (43.3 m)
Longest span142 ft (43.3 m)
Deck width65 ft (19.8 m)
Roadway width50 ft (15.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,830 (2024)
Projected traffic6,279 by 2044
Trucks19%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was 18th ST over Kct Railway built?

It was built in 1992, making it 33 years old in 2025.

What condition is 18th ST over Kct Railway in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in March 2024.

How much traffic does 18th ST over Kct Railway carry?

About 4,830 vehicles per day (2024 count), of which roughly 19% are trucks.

How long is 18th ST over Kct Railway?

The structure is 142 ft (43.3 m) long with a longest span of 142 ft (43.3 m) and a deck 65 ft wide.

Who owns 18th ST over Kct Railway?

It is owned by the City or Municipal Highway Agency.