Which mortar type is most appropriate for exterior walls below grade that will be subject to high lateral earth pressure?
Correct Answer
D) Type M mortar
Type M mortar has the highest compressive strength (2,500 psi minimum) and is specified for structures subject to high compressive loads, severe frost action, and high lateral earth pressure.
Why This Is the Correct Answer
Type M mortar has the highest compressive strength (2,500 psi minimum) and is specified for structures subject to high compressive loads, severe frost action, and high lateral earth pressure.
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