规定了通过评估压实度来确定新拌混凝土稠度的方法。该方法被认为适用于各种稠度的混凝土，但非常流动的混凝土除外。不适用于最大骨料粒径超过40 mm的混凝土。

Specifies a method for the determination of the consistency of fresh concrete by evaluating the degree of compactibility. The method is considered applicable to concrete of every consistency except very fluid concrete. It is not applicable to concrete having a maximum aggregate size exceeding 40 mm.