US Bridges

U75 (e 70 to N 75) over N-S Lanes I70

Fair

Shawnee County, Kansas · E JCT I70-75 S End W-Gate · Structure no. 999907500891611

Built
1977
48 years old, rebuilt 2022
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
402 ft
4 main spans
Daily traffic
23,650
2023 count
Owner
State
State Highway Agency

About this bridge

U75 (e 70 to N 75) over N-S Lanes I70 is a steel continuous stringer/multi-beam or girder carrying U75 (e 70 to N 75) over N-S Lanes I70 in Shawnee County, Kansas. It was built in 1977 and reconstructed in 2022, so it is 48 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 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 23,650 vehicles a day, roughly 9% of them trucks, projected to reach 31,231 by 2044. The structure is 402 ft (122.4 m) long and 32 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesU75 (e 70 to N 75)
CrossesN-S Lanes I70
LocationE JCT I70-75 S End W-Gate
RouteU.S. Route 75
CountyShawnee County
StateKansas
Coordinates39.06667, -95.73139
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating63.7 US tons
Inventory rating38 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length402 ft (122.4 m)
Longest span127 ft (38.7 m)
Deck width32 ft (9.7 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deck54 ft (16.4 m)

Traffic and service

Average daily traffic23,650 (2023)
Projected traffic31,231 by 2044
Trucks9%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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 U75 (e 70 to N 75) over N-S Lanes I70 built?

It was built in 1977, making it 48 years old in 2025. It was reconstructed in 2022.

What condition is U75 (e 70 to N 75) over N-S Lanes I70 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 June 2024.

How much traffic does U75 (e 70 to N 75) over N-S Lanes I70 carry?

About 23,650 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is U75 (e 70 to N 75) over N-S Lanes I70?

The structure is 402 ft (122.4 m) long with a longest span of 127 ft (38.7 m) and a deck 32 ft wide.

Who owns U75 (e 70 to N 75) over N-S Lanes I70?

It is owned by the State Highway Agency.