A bill of quantities is a list of items taken from a standard method of measurement. E TENDER #6 HOW TO PREPARE BOQ FOR E TENDER I. Bid, E tender Process to BOQ. The bill of quantities (sometimes referred to as 'BoQ' or 'BQ') is a. A bill of quantities is a document used in tendering in the construction industry in which materials, parts, and labor (and their costs) are itemized.