7.2.3 Yield—Determine the yield of each batch of concrete,
if required, in accordance with Test Method C 138. Concrete
used for slump and yield tests may be returned to the mixing
pan and remixed into the batch.
7.2.4 Temperature—Determine the temperature of each
batch of concrete in accordance with Test Method C 1064.
7.3 Making Specimens:
7.3.1 Place of Molding—Mold specimens as near as practicable
to the place where they are to be stored during the first
24 h. If it is not practicable to mold the specimens where they
will be stored, move them to the place of storage immediately
after being struck off. Place molds on a rigid surface free from
vibration and other disturbances.Avoid jarring, striking, tilting,
or scarring of the surface of the specimens when moving the
specimens to the storage place