(2) Process BQ item to claim, summary of quantity and progress photo(3) Prepare Construction drawing and other QS related documentation(4) Conduct Site Valuation with authority, consultant, engineer etc(5) Prepare sub-contractor claims, Certificate of Payment and cross check qty is correct.(6) Prepare variation order to claim and backcharge to sub-contractor.(7) Prepare some quotation and work order for awarded to sub-con or supplier.(8) Updated documentation e.g.Letter, quotation, backcharge work, revise dwg, RFI