ASTM D75 - Standard Practice for Sampling Aggregates Revision Quiz Answered Correctly

ASTM D75 - Standard Practice for Sampling Aggregates Revision Quiz Answered Correctly Practice D75 is applicable only to the sampling of fine aggregate. T/F - ANSWER : False , coarse and fine aggregate D75, 1.1 The smallest sieve opening through which the entire amount of aggregate is required to pass is known as _____. - ANSWER : maximum size of aggregate D75, 3.1.1 When sampling from a flowing aggregate stream, select the units to be sampled _____ . - ANSWER : by a random method D75, 5.3.1 From a roadway, samples shall be taken from at least ____ equal increments and combined to form ____ . Take all increments for the ____ ____ of the material, taking care to ____ underlying material. - ANSWER : three a field sample full depth exclude D75, 5.3.5.2 The number and ____ of required field samples depends, in part, on the _____ of the ____ to be measured. - ANSWER : mass , variability , properties D75, 5.4.1 It is recommended that coarse aggregate, or mixtures of coarse and fine aggregate, be sampled from stockpiles or transportation units whenever possible. (T/F) - ANSWER : False , avoid D75, 5.3.4