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Title Manhole Repair Technology Using Downsized Pavement Round Cutting Machine and Prefabricated Support Device
Attached File 17NT-87_Manhole_Repair_Technology.hwp.pdf  File Download Date 2017-11-01
Contents 1. Overview

- Cuts and removes the existing pavement using compact round cutting machine, and places high flowing ultra fast hardening concrete to adjust the height with the manhole pulled up, support and fixed using prefabricated support device.
- Eco-friendly manhole lifting repair technology which saves energy taking advantage of using no large machinery and separate height adjustment

For more information, see the attached file.
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