    Sentérice:. Wha! provides’ the. bill af juatitiés?.    Séntefce .2: Linder, éhis “system, ‘once -the «design as  completed’ sby-- “the * ‘désigh . feam;--a.". nlimbei”> of  constuction tofnpianies.”6f-“constrisction “ianagement  companies. niay- thenebe askid to ‘mBke <a" bid: for ‘the  work; either’ based ‘directly of thé desigh, -or, gi-the  basié of draviiggs,and a bill“of quantities! provided bya.  quetitity surveyars .