NEW STEP BY STEP MAP FOR CONTOUR SURVEY IN BANGLADESH

This survey also decides The situation with the property boundaries and the existing buildings in relation to them.An isohyet or isohyetal line (from Historical Greek ὑετός (huetos) 'rain') is often a line with a map joining factors of equal rainfall in the offered interval. A map with isohyets is named an isohyetal map.User created material