residential timber decks close to or on the ground - QBCC
Where framing timbers are more than 150 mm above the ground timber should be For lower decks or those on the ground, framing timber should . blower cleaned rather than cleaned by hosing. TABLE 1 - DECKING. Species. Min. Grade. Thickness. (mm). Max. Joist. Spacing. (mm). Nailing. Requirements. (see Note #).