THIRD ORDER CONTROL EXTENSION BY TRAVERSING
ABSTRACT Control is a précised position of reference monument to serve as the basis for orienting or checking the result of some other working methods. Due to scarcity of controls, local origin has to be established, posing a problem for charting and subsequent adjustment into the control network. Controls are needed so as to make cadastral, engineering and other lesser survey cheaper and faster to execute. This project is therefore ...
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