WebBefore calculating the height of the instrument in surveying, we should know some important terms used for levelling. 1) BS (Back Sight) The first reading of staff in surveying taken by the first placing of levelling machine is known as back sight-reading. The staff is placed on the point whose benchmark is given. Like 100 m, 150 m from sea level. WebThis Survey covers top executive positions at Fortune 500 and other large Multinational corporations in functions such as Executive, Legal, Government Relations, Corporate Communications, Finance, Accounting, Compliance, Audit, Risk, Marketing, Digital Marketing, Big Data/Analytics, Sales, Human Resources, IT, Operations, Customer Support and …
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