For a masonry wall, the compressive strength of mortar should be as high as economically feasible.

Question

Quizplus · Accepted Answer

Using mortar with a compressive strength that is too high compared to the bricks or blocks can lead to cracking, as the mortar does not allow for the natural movement of the masonry units. The strength of the mortar should be matched to the strength of the masonry units to ensure the wall works together effectively.

For a Masonry Wall, the Compressive Strength of Mortar Should