US Bridges

US-59 Highway SB over 150N Road

Good

Douglas County, Kansas · 1.5MI N of Fr-Dg CO LN · Structure no. 999905900231101

Built
2010
15 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
213 ft
3 main spans
Daily traffic
3,607
2023 count
Owner
State
State Highway Agency

About this bridge

US-59 Highway SB over 150N Road is a steel continuous stringer/multi-beam or girder carrying US-59 Highway SB over 150N Road in Douglas County, Kansas. It was built in 2010, so it is 15 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 3,607 vehicles a day, roughly 8% of them trucks, projected to reach 4,858 by 2044. The structure is 213 ft (64.9 m) long and 42 ft wide.

CarriesUS-59 Highway SB
Crosses150N Road
Location1.5MI N of Fr-Dg CO LN
RouteU.S. Route 59
StateKansas
Coordinates38.76028, -95.26806
Functional classRural Principal Arterial - Other

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 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.4 US tons
Inventory rating59 US tons

Structure

MaterialSteel Continuous
DeckNot applicable
Main spans3
Design loadHL 93
Structure length213 ft (64.9 m)
Longest span90 ft (27.4 m)
Deck width42 ft (12.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,607 (2023)
Projected traffic4,858 by 2044
Trucks8%
Lanes on structure2
Traffic directionOne-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 US-59 Highway SB over 150N Road built?

It was built in 2010, making it 15 years old in 2025.

What condition is US-59 Highway SB over 150N Road 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 2024.

How much traffic does US-59 Highway SB over 150N Road carry?

About 3,607 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is US-59 Highway SB over 150N Road?

The structure is 213 ft (64.9 m) long with a longest span of 90 ft (27.4 m) and a deck 42 ft wide.

Who owns US-59 Highway SB over 150N Road?

It is owned by the State Highway Agency.