本SAE推荐实施规程仅适用于ISO 6165中定义的挖掘机，该挖掘机在地面上、开挖或独立式堤岸或高于驾驶室顶部的矿山工作面附近工作，或在独立式建筑物或高于驾驶室内顶部的物体的拆除应用中工作。

This SAE Recommended Practice applies only to excavators, as defined in ISO 6165, working above ground, near an excavated or free-standing bank or mine face which is higher than the top of the cab, or in demolition applications of freestanding buildings or objects higher than the top of the cab.