US Bridges

K7 HWY N Bnd over At&sf R.R.

Good

Johnson County, Kansas · 7.52 MI N JCT K7&K10 · Structure no. 999900700462471

Built
1984
41 years old
Condition
Good
inspected July 2024
Type
Tee Beam
Concrete Continuous
Length
156 ft
3 main spans
Daily traffic
10,540
2023 count
Owner
State
State Highway Agency

About this bridge

K7 HWY N Bnd over At&sf R.R. is a concrete continuous tee beam carrying K7 HWY N Bnd over At&sf R.R. in Johnson County, Kansas. It was built in 1984, so it is 41 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 10,540 vehicles a day, roughly 10% of them trucks, projected to reach 14,478 by 2044. The structure is 156 ft (47.4 m) long and 46 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesK7 HWY N Bnd
CrossesAt&sf R.R.
Location7.52 MI N JCT K7&K10
RouteState Highway 7
StateKansas
Coordinates39.04861, -94.86111
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.8 US tons
Inventory rating31.6 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length156 ft (47.4 m)
Longest span63 ft (19.2 m)
Deck width46 ft (14.1 m)
Roadway width44 ft (13.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,540 (2023)
Projected traffic14,478 by 2044
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.2 mi (2 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 K7 HWY N Bnd over At&sf R.R. built?

It was built in 1984, making it 41 years old in 2025.

What condition is K7 HWY N Bnd over At&sf R.R. 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 July 2024.

How much traffic does K7 HWY N Bnd over At&sf R.R. carry?

About 10,540 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is K7 HWY N Bnd over At&sf R.R.?

The structure is 156 ft (47.4 m) long with a longest span of 63 ft (19.2 m) and a deck 46 ft wide.

Who owns K7 HWY N Bnd over At&sf R.R.?

It is owned by the State Highway Agency.