Eco-friendly eco-friendly method that naturally cleanses contaminated river water while forming natural eco-friendly natural ecosystem

摘要

Disclosed is an environmentally-friendly construct method to naturally purify polluted river water while naturally forming a fishway for recovering a natural ecosystem. According to the present invention, the environmentally-friendly construct method comprises a front sliding panel (200), an elevating expansion/contraction device (301), a water purification device (300) integrated with a fishway and a pulverizer, a rear sliding panel (100), a winch device (501), an elevating device support (330), and an elevating device (310).