US Bridges

U73 HWY over 20th Street

Good

Leavenworth County, Kansas · 2.09 Miles N K-92 N JCT · Structure no. 999907300520641

Built
1991
34 years old, rebuilt 2011
Condition
Good
inspected June 2023
Type
Slab
Concrete Continuous
Length
153 ft
3 main spans
Daily traffic
5,549
2023 count
Owner
State
State Highway Agency

About this bridge

U73 HWY over 20th Street is a concrete continuous slab carrying U73 HWY over 20th Street in Leavenworth County, Kansas. It was built in 1991 and reconstructed in 2011, so it is 34 years old, younger than the Kansas average of 52.8 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 5,549 vehicles a day, roughly 9% of them trucks, projected to reach 5,661 by 2044. The structure is 153 ft (46.5 m) long and 64 ft wide.

CarriesU73 HWY
Crosses20th Street
Location2.09 Miles N K-92 N JCT
RouteU.S. Route 73
StateKansas
Coordinates39.32833, -94.95028
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating84 US tons
Inventory rating50 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length153 ft (46.5 m)
Longest span60 ft (18.3 m)
Deck width64 ft (19.6 m)
Roadway width62 ft (18.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,549 (2023)
Projected traffic5,661 by 2044
Trucks9%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was U73 HWY over 20th Street built?

It was built in 1991, making it 34 years old in 2025. It was reconstructed in 2011.

What condition is U73 HWY over 20th Street 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 June 2023.

How much traffic does U73 HWY over 20th Street carry?

About 5,549 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is U73 HWY over 20th Street?

The structure is 153 ft (46.5 m) long with a longest span of 60 ft (18.3 m) and a deck 64 ft wide.

Who owns U73 HWY over 20th Street?

It is owned by the State Highway Agency.