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How many types of bench mark are there?(a) 3(b) 2(c) 5(d) 4This question was addressed to me by my college director while I was bunking the class.I would like to ask this question from Basic Surveying Terms in chapter Basic Surveying of Basic Civil Engineering

Answer» CORRECT choice is (b) 2

For explanation: BENCH mark is an object bearing a marked point WHOSE elevation above or below a datum is KNOWN. The 2 types are the temporary and permanent bench mark.


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