WATER CLEANING CONSTRUCTION METHOD AND ROOF GREENING CONSTRUCTION METHOD BY SIMPLE WATERWAY

摘要

PROBLEM TO BE SOLVED: To perform water cleaning of rivers, lakes, and ponds and roof greening of buildings by waterways for hydroponics which can be easily installed and dismantled. SOLUTION: The waterways are shaped by joining together the unit waterways of a specified length which consist of foamed plastics as core materials and are covered with resins on their surfaces.