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KF type elastic crossing structure
-rubber chip type-

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The KF type elastic crossing structure (rubber chip type) is a patented, original crossing structure developed by Kiyota in 1999.

Patent No.2930586


Structural overview

Structural diagram

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KF type crossing main features

Simple workability

Paving boards can be installed speedily without machine assistance.


Installable with existing PC sleepers

(Ex.) No. 3 PC sleepers (5-type, pandrol-type)


Easy track repair

Due to the ease of attachment and removal, post-installation ballast tamping and other track repair is possible.


Reduced maintenance costs

Paving boards can be used repeatedly leading to greatly reduced repair costs.


Exceptional insulation and permeability


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Surface coloring potential (green, brown, black)


Composed of chips made from the recycled rubber of used tires etc.

Low cost and environmentally-friendly recycling potential.


Construction conditions

Used on small-scale crossings, station crossings, and other crossings for pedestrians and bicycles.

  • イメージSmall-scale crossings
  • イメージStation crossings
  • イメージStation yard crossings

Color specifications

  • Greenイメージ
  • Brownイメージ
  • Blackイメージ

KIYOTAの技術