US Bridges

K15 HWY NB over I-35 HWY (kta) Nb/Sb

Good

Sedgwick County, Kansas · JCT K-15 / I-35 (kta) · Structure no. 999901500871831

Built
1956
69 years old, rebuilt 1994
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
181 ft
4 main spans
Daily traffic
16,434
2023 count
Owner
State
State Highway Agency

About this bridge

K15 HWY NB over I-35 HWY (kta) Nb/Sb is a steel continuous stringer/multi-beam or girder carrying K15 HWY NB over I-35 HWY (kta) Nb/Sb in Sedgwick County, Kansas. It was built in 1956 and reconstructed in 1994, so it is 69 years old, older 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 16,434 vehicles a day, roughly 6% of them trucks, projected to reach 18,158 by 2044. The structure is 181 ft (55.2 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesK15 HWY NB
CrossesI-35 HWY (kta) Nb/Sb
LocationJCT K-15 / I-35 (kta)
RouteState Highway 15
CountySedgwick County
StateKansas
Coordinates37.62528, -97.29528
Functional classUrban Other Principal Arterial

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 inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73 US tons
Inventory rating44 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckNot applicable
Main spans4
Design loadHS 20
Structure length181 ft (55.2 m)
Longest span49 ft (14.9 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,434 (2023)
Projected traffic18,158 by 2044
Trucks6%
Lanes on structure2
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 K15 HWY NB over I-35 HWY (kta) Nb/Sb built?

It was built in 1956, making it 69 years old in 2025. It was reconstructed in 1994.

What condition is K15 HWY NB over I-35 HWY (kta) Nb/Sb 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 October 2024.

How much traffic does K15 HWY NB over I-35 HWY (kta) Nb/Sb carry?

About 16,434 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is K15 HWY NB over I-35 HWY (kta) Nb/Sb?

The structure is 181 ft (55.2 m) long with a longest span of 49 ft (14.9 m) and a deck 43 ft wide.

Who owns K15 HWY NB over I-35 HWY (kta) Nb/Sb?

It is owned by the State Highway Agency.