采用并修改了适用于澳大利亚的ISO 4304:1987，其中规定了通过计算验证ISO 4306-1中定义的所有起重机类型（移动式起重机和浮式起重机除外）稳定性时应满足的条件。它不包括起重机在轨道上的滑动。关键词:起重机；稳定性计算

Adopts and modifies ISO 4304:1987 for Australia, which specifies the conditions to be met when verifying, by calculation, the stability of all crane types defined in ISO 4306-1 that are subject to tipping, except mobile cranes and floating cranes. It does not cover the sliding of cranes on their tracks.KEYWORDS: Cranes; Stability; Calculations