US Bridges

I-135 HWY SB over Centennial Road

Good

Saline County, Kansas · 1.22 MI N Magnolia ST · Structure no. 999913500851521

Built
2000
25 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
271 ft
3 main spans
Daily traffic
11,628
2023 count
Owner
State
State Highway Agency

About this bridge

I-135 HWY SB over Centennial Road is a steel continuous stringer/multi-beam or girder carrying I-135 HWY SB over Centennial Road in Saline County, Kansas. It was built in 2000, so it is 25 years old, younger 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 11,628 vehicles a day, roughly 20% of them trucks, projected to reach 14,188 by 2044. The structure is 271 ft (82.6 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-135 HWY SB
CrossesCentennial Road
Location1.22 MI N Magnolia ST
RouteInterstate 135
CountySaline County
StateKansas
Coordinates38.81167, -97.6325
Functional classUrban Principal Arterial - Interstate

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.7 US tons
Inventory rating41.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckNot applicable
Main spans3
Design loadHS 25 or greater
Structure length271 ft (82.6 m)
Longest span103 ft (31.4 m)
Deck width44 ft (13.4 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,628 (2023)
Projected traffic14,188 by 2044
Trucks20%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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 I-135 HWY SB over Centennial Road built?

It was built in 2000, making it 25 years old in 2025.

What condition is I-135 HWY SB over Centennial Road 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 November 2024.

How much traffic does I-135 HWY SB over Centennial Road carry?

About 11,628 vehicles per day (2023 count), of which roughly 20% are trucks.

How long is I-135 HWY SB over Centennial Road?

The structure is 271 ft (82.6 m) long with a longest span of 103 ft (31.4 m) and a deck 44 ft wide.

Who owns I-135 HWY SB over Centennial Road?

It is owned by the State Highway Agency.