US Bridges

US-169/K-7 HWY NB over 255th Street

Good

Miami County, Kansas · 3.02 MI N K-68 Highway · Structure no. 999916900611021

Built
2003
22 years old
Condition
Good
inspected February 2024
Type
Slab
Concrete Continuous
Length
166 ft
3 main spans
Daily traffic
6,772
2023 count
Owner
State
State Highway Agency

About this bridge

US-169/K-7 HWY NB over 255th Street is a concrete continuous slab carrying US-169/K-7 HWY NB over 255th Street in Miami County, Kansas. It was built in 2003, so it is 22 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 6,772 vehicles a day, roughly 11% of them trucks, projected to reach 8,263 by 2044. The structure is 166 ft (50.7 m) long and 42 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS-169/K-7 HWY NB
Crosses255th Street
Location3.02 MI N K-68 Highway
RouteU.S. Route 169
StateKansas
Coordinates38.665, -94.83472
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.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating92 US tons
Inventory rating55 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 25 or greater
Structure length166 ft (50.7 m)
Longest span66 ft (20 m)
Deck width42 ft (12.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,772 (2023)
Projected traffic8,263 by 2044
Trucks11%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
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-169/K-7 HWY NB over 255th Street built?

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

What condition is US-169/K-7 HWY NB over 255th 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 February 2024.

How much traffic does US-169/K-7 HWY NB over 255th Street carry?

About 6,772 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is US-169/K-7 HWY NB over 255th Street?

The structure is 166 ft (50.7 m) long with a longest span of 66 ft (20 m) and a deck 42 ft wide.

Who owns US-169/K-7 HWY NB over 255th Street?

It is owned by the State Highway Agency.