METHOD FOR FORMING RIPPLE AND POOL IN RIVER

摘要

PURPOSE: A method for forming a ripple and a pool in river is provided to guide riparian line to be rounded shape. CONSTITUTION: A method for forming a ripple and a pool in river is composed like next. Pit excavation is enforced to the floor of river. A waterway guidance crib(10) is arranged on the floor of river. The waterway guidance crib is filled with a filling member.