[Example of Water Conduction Work] Minonotani Tunnel
Introduction of a case where the installation of shield drains prevented water leakage and eliminated dripping water on passing vehicles and pedestrians!
This is an introduction to a case of leak prevention work conducted by "line-guided waterworks" at the Minotani Tunnel in Kamikawa Town, Hyogo Prefecture. Water leakage was occurring from the walls of the unlined shotcrete tunnel, causing dripping onto the road, which was a problem. By installing a shield drain at the leak points of the shotcrete tunnel, we were able to prevent the leakage, ensuring that dripping water no longer affected passing vehicles and pedestrians. [Case Summary] ■ Issue - Water leakage was occurring from the walls of the unlined shotcrete tunnel, dripping onto the road. ■ Result - By installing shield drains at the leak points, we prevented the leakage, eliminating the dripping water affecting passing vehicles and pedestrians. *For more details, please download the PDF or feel free to contact us.
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【Case Details】 ■Product Used: Seal Drain *For more information, please download the PDF or feel free to contact us.
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Founded as a manufacturing company for drainage pipes and underground drainage systems, we at Nihon Doren believe it is our mission to address the diverse needs related to safety and security, such as the maintenance and preservation of structures and environmental measures, even as social environments change. We have set forth our purpose as "Eliminating water-related troubles from around the world through innovative manufacturing and heartfelt activities." With the mission of "Pursuing the best and solving problems at the fastest pace as professionals in drainage," each of our employees will continue to engage in creative thinking and challenges for the development of better products and new applications.







































