Correct Answer:
Option A - The term chainage is used in surveying to refer to a distance measured in meter along a chain line, such as the centre line of a road or railway.
Chain survey used for small area and ordinary work to make surveying map in chain all measurement is linear and take in horizontal plane.
A. The term chainage is used in surveying to refer to a distance measured in meter along a chain line, such as the centre line of a road or railway.
Chain survey used for small area and ordinary work to make surveying map in chain all measurement is linear and take in horizontal plane.