An equation: gross uplift - dead load = net uplift.Fixings are necessary to ensure the structural adequacy of the interconnection of the various framing members in a house. AS 1684.2-2006 gives details about design solutions for fixings, for a range of wind classifications, and for various connection options.

All internal brace walls must be fixed at the top and bottom. Details about these fixings are covered in Table 8.22 of AS 1684.2.