中外道路 Official site

Product Services

Products/Services

  • Product Guide

    Product Guide(1)

    Please download the product guide for bridge and elevated road expansion devices from here.

  • High Value-Added Series

    High Value-Added Series(4)

    We have enabled two major functions: waterproofing and repairability. Furthermore, we will continue to meet new needs such as workability, durability, and weather resistance.

  • Special Products Series

    Special Products Series(4)

    We respond to custom products that fit the on-site situation and to detailed requests such as new needs.

  • Standard Product Series

    Standard Product Series(8)

    The most successful volume zone product has evolved alongside Japanese roads and has come to be regarded as the standard for Japanese joints.

  • Cost Response Series

    Cost Response Series(3)

    Especially when cost-effectiveness is prioritized, we provide the appropriate products according to needs.

  • Related products and construction methods

    Related products and construction methods(5)

    Enhance the performance and durability of the main body of the expansion and contraction device, and establish repairability advantageously.