Valiyad colony slide
Valiyad colony, Kottanmala village, Mannarkad Taluk
1. Provisions for adequate drainage of water from the hill slope near to the slide.
2. Providing a breast wall with weep holes to prevent the debris from flowing into the houses down slope.

Heavy rainfall resulted in oversaturation of this debris material inducing the debris slide.  The surface runoff has moved inside the ground making the slope more vulnerable to slides.