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Large prefabricated blocks "Guardian”
Also recommended for

Civil Engineering

Certification Number for Disaster Prevention Related Products30 高知防産第 3 号
Revolutionary disaster recovery and retaining wall construction with large prefabricated blocks!
When it is difficult to secure formwork technicians and workers for the conventional cast-in-place method / When a project cannot be completed in time with the conventional block method / Ensuring site safety / Reducing costs


Civil engineering/Construction

Also recommended for

Civil Engineering


Ministry of Land, Infrastructure, Transport and Tourism, and public and private institutions

Further information can be accessed through this QR code.

  • Can freely choose efficient stability width of minimum 500 mm; also suitable for conventional onsite construction
  • Since the blocks are lightweight, construction can be achieved with a small crane, and the retaining wall can be completed onsite through installation that simply stacks the blocks and pours inserting concrete
  • Using a special hanging hook and joint pins significantly improves safety, speed, and shortens the construction period; earthquake resistance is also improved using steel-frame construction

Dimensions: 1,665mm W×1,118mm L×from 500mm D
Weight: From 1,018kg
The above is a standard type with an area of 1.861m2. There is
also a 1.00m2 type.
Blocks with unequal thickness have free front and back slopes
Panel designs include imitation stone, natural stone, and matte finish.
Reference price: Depends on block shape and depth.
(Example) For standard type imitation stone with a
depth of 1,000: 19,210 yen/m2

Shimanto Concrete Co., Ltd.

Address 〒786-0031 Shimantocho Tokonabe 812-2, Takaoka District, Kochi
Phone number/Fax number

Email address shimanto-con@shimanto.tv
Homepage URL https://www.shimanto-c.co.jp