US Bridges

K7 HWY S Bnd over BNSF Railway

Fair

Johnson County, Kansas · 7.51 MI N JCT K7&K10 · Structure no. 999900700461441

Built
1959
66 years old, rebuilt 1984
Condition
Fair
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 S Bnd over BNSF Railway is a concrete continuous tee beam carrying K7 HWY S Bnd over BNSF Railway in Johnson County, Kansas. It was built in 1959 and reconstructed in 1984, so it is 66 years old, older than the Kansas average of 52.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

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).

Location

Open in Google Maps
CarriesK7 HWY S Bnd
CrossesBNSF Railway
Location7.51 MI N JCT K7&K10
RouteState Highway 7
CountyJohnson County
StateKansas
Coordinates39.04861, -94.86139
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.3 US tons
Inventory rating28.5 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 (13.9 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 S Bnd over BNSF Railway built?

It was built in 1959, making it 66 years old in 2025. It was reconstructed in 1984.

What condition is K7 HWY S Bnd over BNSF Railway in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in July 2024.

How much traffic does K7 HWY S Bnd over BNSF Railway carry?

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

How long is K7 HWY S Bnd over BNSF Railway?

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 S Bnd over BNSF Railway?

It is owned by the State Highway Agency.