Section 6 in Kerala Survey and Boundaries Rules, 1964
6. Survey marks on rocks.
- When stones cannot be planted owing to the position of a survey mark falling on a rock, the survey mark shall be cut on the rock. Squares of 20 cm side or 15 cm side as the case may be shall be chiseled on the rock, and the coconut tree mark shall be cut adjoining the square. The distinguishing symbols mentioned in rule 4 shall also be cut inside the square according to the nature of the boundary.
