US Bridges

Kingshighway Blvd over UP RR

Good

St. Louis city, Missouri · S 2037 T 45 N R 7 E · Structure no. 34900

Built
2015
10 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
146 ft
1 main span
Daily traffic
39,200
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Kingshighway Blvd over UP RR is a steel stringer/multi-beam or girder carrying Kingshighway Blvd over UP RR in St. Louis city, Missouri. It was built in 2015, so it is 10 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 39,200 vehicles a day, roughly 3% of them trucks, projected to reach 52,920 by 2043. The structure is 146 ft (44.6 m) long and 80 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesKingshighway Blvd
CrossesUP RR
LocationS 2037 T 45 N R 7 E
RouteCity Street 0
CountySt. Louis city
StateMissouri
Coordinates38.61558, -90.26711
Functional classUrban Other Principal Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation9: Superior to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82.3 US tons
Inventory rating63.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length146 ft (44.6 m)
Longest span140 ft (42.7 m)
Deck width80 ft (24.5 m)
Roadway width74 ft (22.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic39,200 (2023)
Projected traffic52,920 by 2043
Trucks3%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Kingshighway Blvd over UP RR built?

It was built in 2015, making it 10 years old in 2025.

What condition is Kingshighway Blvd over UP RR 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 2023.

How much traffic does Kingshighway Blvd over UP RR carry?

About 39,200 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Kingshighway Blvd over UP RR?

The structure is 146 ft (44.6 m) long with a longest span of 140 ft (42.7 m) and a deck 80 ft wide.

Who owns Kingshighway Blvd over UP RR?

It is owned by the City or Municipal Highway Agency.