Section 53 in Kerala Survey and Boundaries Rules, 1964
53. Correction of chain survey measurements.
- The survey measurements already recorded by the process of chain survey, shall be corrected, if the error found on verification exceeds the following limits:-In the areas where the survey records are maintained according to Town Survey System 1'/3 decimeters for a distance of 200'/60 metres and under, and not more than 1'/3 decimeters for every 200'/60 metres for distances exceeding 200'/60 metres subject to a maximum of 3'/9 decimetres. In other areas, 5 links/10 decimetres for a distance of 5 chains 100 metres and under and not more than 1 link/2 decimetres, per chain/20 metres for a distance over 5 chains/100 metres subject to a maximum of 10 links/20 decimetres in wet lands and 20 links/40 decimetres in dry lands.
