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Write note on tachometric contouring
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written 6.6 years ago by | modified 6.6 years ago by |
In the case of hilly area tachometric contouring method is used. Here the instrument known as tachometer which is a theodolite utilised which is determine horizontal distance and elevation of the point.
As shown in fig tachometry set up at a point approximately at centre of area. Radial line are …