US Bridges

Union (st Louis) over Kct Railway

Good

Jackson County, Missouri · S 6 T 49 N R 33 W · Structure no. 29689

Built
2003
22 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
110 ft
1 main span
Daily traffic
740
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Union (st Louis) over Kct Railway is a steel stringer/multi-beam or girder carrying Union (st Louis) over Kct Railway in Jackson County, Missouri. It was built in 2003, so it is 22 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 740 vehicles a day, roughly 4% of them trucks, projected to reach 962 by 2044. The structure is 110 ft (33.5 m) long and 72 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUnion (st Louis)
CrossesKct Railway
LocationS 6 T 49 N R 33 W
RouteCity Street 0
Coordinates39.10445, -94.59432
Functional classUrban Collector

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.
Substructure8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating77.4 US tons
Inventory rating46.6 US tons

Structure

MaterialSteel
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length110 ft (33.5 m)
Longest span107 ft (32.6 m)
Deck width72 ft (22 m)
Roadway width53 ft (16.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic740 (2024)
Projected traffic962 by 2044
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.2 mi (2 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 Union (st Louis) over Kct Railway built?

It was built in 2003, making it 22 years old in 2025.

What condition is Union (st Louis) 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 April 2024.

How much traffic does Union (st Louis) over Kct Railway carry?

About 740 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is Union (st Louis) over Kct Railway?

The structure is 110 ft (33.5 m) long with a longest span of 107 ft (32.6 m) and a deck 72 ft wide.

Who owns Union (st Louis) over Kct Railway?

It is owned by the City or Municipal Highway Agency.