Survey methods used for tapes are used for the measurement of linear distance. A stylon tape is made of plastic-coated steel, giving both stability and durability. This is an optical instrument similar to the focusing system on a range finder camera. An eyepiece gives the user two images of the object being measured.
There are various methods of linear surveying. Which scientist was responsible surveying the land now known as washington dc. In this surveying method, distances are actually measured on the surface of the earth by means of chains, tapes, etc. Linear surveying technique, linear measurements etc. Leveling in surveying is important to get an accurate measurement. The rise and fall of the grade will cause the measurements to be off, resulting in an inaccurate measurement of plots of land.
How does trigonometry help in building. There are various methods of linear surveying and their relative merit depends upon the degree of precision accuracy required. Hydrographic surveying is mapping bodies of water. Linear surveying involves measurement of distances between points on the surface of the earth.