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____________ is necessary to tie back the scaffolding with the building at suitable levels.(a) Loading(b) Tying-in(c) Raising(d) SpacingI had been asked this question during an online interview.My question is from Shoring and its Types topic in chapter Scaffolding, Shoring and Underpinning of Construction & Building Materials

Answer» CORRECT option is (b) Tying-in

To elaborate: Tying-in scaffold can be achieved in different ways: A vertical or horizontal TUBE, wedged by means of a rebel pn, may be PROVIDED in an opening and ONE of the ends of the PUTLOGS maybe coupled with this tube.


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