QSM202 Interpret Figures Q1.1 and 1.2 showing a pitched hip roof and apply measurement techniques to take off quantities: Construction Measurement Assignment, SUSS, Singapore

Question 1
Interpret Figures Q1.1 and 1.2 showing a pitched hip roof and apply measurement techniques to take off quantities for the roof coverings, associate decking, special tiles and structural timbers as specified. Specifications:

•  Roof tiles shall be 365 x 210 clay interlocking tiles with matching ridge, hip, and eave tiles and fixed to 50 x 40 mm timber battens @ 300 mm c/c with galvanized nails.
•  Allow 75 mm for roof tiles projection beyond fascia board
•  Special tiles shall be required at ridge, hip and eaves of roof. A special roof
  capping tile 450 x 450 mm is required.
• Decking shall comprise of 2 layers of bitumen felt overall 12 mm thick, 50 mm
  thick fibre glass roof insulation with double sided sisalation foil 450 and laid on
  fabric mesh 3325 to underside of roof covering.
•  Hip pitched roof is laid at 45 degrees slope.
•  All roof timber shall be keruing preserved timber.
•  Hip rafters shall be 200 x 75 mm thick
•  All other rafters shall be 150 x 50 mm thick @ 600 mm c/c.
•  Fascia boards shall be of 25 mm thick plywood. The depth of Fascia board is
  350 mm and butt jointed.
•  Soffit boards at eaves shall be of 25 mm thick plasterboard and exposed surfaces shall be painted with 2 coats of emulsion paint.
•  All other structural timber shall be scarfed jointed.
•  Wall thickness is 200 mm.
•  All dimensions are in millimeters unless otherwise indicated.
•  Wall, wall plates and cross tie need not be measured.