By P Marsden
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Additional info for Basic building measurement
5. SPECIFICATION NOTES FLOOR FINISHES CARPET Finish all internal rooms with Ajar 101 carpet laid on Ajax commercial quality rubber underlay in accordance with AS 2455. TIMBER TRIM-SKIRTINGS Provide 100 x 25mm Pacific maple splayed skirtings afjunctions of walls with floors. Fix to wall plugs in brickwork. 07. me. 5. SPECIFICATION NOTES CEILING FINISHES PLASTERBOARD CEILING LINING Ceilings to all internal rooms shall be lOmm thick recessed edge gypsum plasterboard lining finished with flush joints and f i e d direct to timber ceiling framing.
04. EXAMPLE-CEILING FINISHES Following is a worked example illustrating the measurement of selected ceiling finishes. me. 1. SPECIFICATION NOTES CEILING FINISHES PLASTERBOARD CEILING LINING Ceilings to all internal rooms shall be lOmm thick recessed edge gypsum plasterboard lining finished with flush joints andfixed direct to timber ceiling framing. PLASTERBOARD CORNICE Cornice to all internal rooms shall be 90mm coved gypsum plasterboard cornice, mitred at angles and f i e d in accordance with AS 2589.
Item b-Hips: The net length of the hip is calculated by applying Pythagoras’s theorem and using the horizontal distance (H) and net rafter length (R) previously calculated for the rafters. ). Item c-Underpurlins: In this case the total length of the underpurlins is approximately equal to twice the length of the building. Item d-Collar Ties: Allow for collar ties to each alternate pair of common rafters. Therefore the spacing distance is equal to the ridge length less one rafter thickness (7050 - 50 = 7000), and the centre spacing is twice the rafter centre spacing ( 2 x 600 = 1200).
Basic building measurement by P Marsden