Completely watertight, safe, and hygienic non-excavation seismic retrofitting method for existing manholes!
The "Spacer Plug Method" is a water replacement technique that allows for smooth execution of various construction works by creating an internal plug in existing pipelines, maintaining flow functionality while keeping the system dry. By dividing the plug, it can be installed from the manhole cover, making it applicable at any site. It accommodates various types of work such as manhole reconstruction, insertion manhole construction, replacement work, and pipe rehabilitation. 【Features】 ■ Usable at any site ■ Compatible with various construction works ■ Complete water stoppage ■ Suitable for long-term installation ■ Safe and excellent sanitary environment *For more details, please download the PDF or contact us.
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【Scope of Application】 ■ Hume pipes, ceramic pipes, FPRM pipes, PVC pipes ・ 200 to 3000 ■ Box culverts ・ 500×500 to 2000×2000 *For more details, please download the PDF or contact us.
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Sanritsu Co., Ltd. provides products such as joints used in the fields of sewage, civil engineering, and telecommunications. The technologies and various products developed by us support daily life within essential infrastructure and we are committed to developing technologies, products, and construction methods that contribute to the future.