Verty liner construction method
TOA GROUT KOGYO CO.,LTD.
Technology / Service Summary
This is a "self-supporting manhole rehabilitation method" that rehabilitates concrete corrosion and aged manholes caused by hydrogen sulfide.
Purpose
Reconstruction and extension of service life of aged and damaged manholes.
Feature
① Self-supporting type that does not require the strength of existing manholes
② If there is no problem with the finished shape after construction and rehabilitation, there is no need to repair the cross section.
③ Integrated rehabilitation of slanted and straight walls
④ Corresponding to earthquake resistance level 1 and 2
Effect
Reconstruction and life extension of aged and damaged manholes.
Acid-resistant glass fiber and photo-curing resin are used as the rehabilitation material, forming a high-strength rehabilitation manhole in a short period of time.
The thickness of FRP reclaimed material can be designed according to site conditions.
Controlled Substance
Reference
Applicable Regions / Countries
- Japan
Accomplishments
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Reference URL
Locations for inspection
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Related SDGs Goals
- 6. Clean Water and Sanitation
- 11. Sustainable Cities and Communities
- 13. Climate Action
- 14. Life Below Water
