The present invention relates to a kind of rockfalls to prevent fence. It includes: the rockfall part that the first and second end column two sides are equipped with that the rockfall, which prevents fence,; Multiple columns across pillar setting between the first and the second ends; It wears with wirerope across pillar, whose two sides is fixed on the column at the first and second ends. First end pillar includes: to hook ring in the through-hole formed in multiple concrete blocks and be formed in one side; It is fitted and fixed to that whose diameter on the ground is inserted into concrete block on it less than the concrete block of the through-hole and has accumulated concrete block in top of each other with support rod. The side of wirerope is fixed on the concrete block of hook circle, and the other end of wirerope is fixed on the column of the second end. Wirerope is penetrated and across pillar. According to the present invention, rockfall prevents fence from effectively distributing and absorbs to impact have the effect of excellent maintenance and repair by falling rock. ;The 2016 of copyright KIPO submissions
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