PURPOSE: An anti-scour block is provided to control a flow rate in a flood using a center hole formed when the block is connected.CONSTITUTION: An anti-scour block comprises a combining protrusion and a groove. The combining protrusion is formed into a round shape. The groove is formed into the round shape. The whole shape of the anti-scour block is a tornado shape. The anti-scour block has self combining performance. The anti-scour block comprises a space for the habitat of plants and animals.COPYRIGHT KIPO 2013둥근 홈과 돌기가 있는 전체적인 모습이 회오리 모습인 세굴방지블럭