US Bridges

75th St. over Turkey Ck and BNSF RR

Fair

Johnson County, Kansas · 500 W. of I-35 · Structure no. 521950460000270

Built
1985
40 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
535 ft
6 main spans
Daily traffic
40,000
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

75th St. over Turkey Ck and BNSF RR is a steel continuous stringer/multi-beam or girder carrying 75th St. over Turkey Ck and BNSF RR in Johnson County, Kansas. It was built in 1985, so it is 40 years old, younger 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 5 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 40,000 vehicles a day, roughly 3% of them trucks, projected to reach 48,000 by 2044. The structure is 535 ft (163 m) long and 92 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
Carries75th St.
CrossesTurkey Ck and BNSF RR
Location500 W. of I-35
RouteCity Street 0
CountyJohnson County
StateKansas
Coordinates38.99304, -94.70035
Functional classUrban Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41.7 US tons
Inventory rating25 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length535 ft (163 m)
Longest span110 ft (33.4 m)
Deck width92 ft (28.1 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deck33 ft (10 m)

Traffic and service

Average daily traffic40,000 (2024)
Projected traffic48,000 by 2044
Trucks3%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad and waterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$120,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 75th St. over Turkey Ck and BNSF RR built?

It was built in 1985, making it 40 years old in 2025.

What condition is 75th St. over Turkey Ck and BNSF RR 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 March 2024.

How much traffic does 75th St. over Turkey Ck and BNSF RR carry?

About 40,000 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is 75th St. over Turkey Ck and BNSF RR?

The structure is 535 ft (163 m) long with a longest span of 110 ft (33.4 m) and a deck 92 ft wide.

Who owns 75th St. over Turkey Ck and BNSF RR?

It is owned by the City or Municipal Highway Agency.