AG Mechanics CDE Practice Exam

Smoothing or finishing concrete is called:

1. grouting

2. screeding

3. troweling

4. vibrating

The correct answer is: grouting

Smoothing or finishing concrete is called grouting. Grouting is the process of filling the gaps or voids between the concrete blocks or tiles to make a smooth and uniform surface. Option B, screeding, is the process of leveling and smoothing the surface of the concrete using a screed board. Option C, troweling, involves using a trowel to smooth and finish the surface of the concrete. Option D, vibrating, refers to the use of a vibrating tool to remove air bubbles from the concrete mix to make it denser and stronger.