US Bridges

I135 HWY NB over Okt RR Hydraulic Ave

Fair

Sedgwick County, Kansas · 1.19 MI N 21st ST NB · Structure no. 999913500870271

Built
1970
55 years old, rebuilt 2002
Condition
Fair
inspected October 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
479 ft
7 main spans
Daily traffic
36,128
2023 count
Owner
State
State Highway Agency

About this bridge

I135 HWY NB over Okt RR Hydraulic Ave is a concrete continuous box beam or girders - multiple carrying I135 HWY NB over Okt RR Hydraulic Ave in Sedgwick County, Kansas. It was built in 1970 and reconstructed in 2002, so it is 55 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 36,128 vehicles a day, roughly 6% of them trucks, projected to reach 44,083 by 2044. The structure is 479 ft (145.9 m) long and 68 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI135 HWY NB
CrossesOkt RR Hydraulic Ave
Location1.19 MI N 21st ST NB
RouteInterstate 135
StateKansas
Coordinates37.73833, -97.31806
Functional classUrban Principal Arterial - Interstate

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionOctober 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 rating74 US tons
Inventory rating44 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans7
Design loadHS 20 + Mod
Structure length479 ft (145.9 m)
Longest span83 ft (25.3 m)
Deck width68 ft (20.8 m)
Roadway width66 ft (20.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic36,128 (2023)
Projected traffic44,083 by 2044
Trucks6%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I135 HWY NB over Okt RR Hydraulic Ave built?

It was built in 1970, making it 55 years old in 2025. It was reconstructed in 2002.

What condition is I135 HWY NB over Okt RR Hydraulic Ave 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 October 2024.

How much traffic does I135 HWY NB over Okt RR Hydraulic Ave carry?

About 36,128 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is I135 HWY NB over Okt RR Hydraulic Ave?

The structure is 479 ft (145.9 m) long with a longest span of 83 ft (25.3 m) and a deck 68 ft wide.

Who owns I135 HWY NB over Okt RR Hydraulic Ave?

It is owned by the State Highway Agency.