Title: Identify the common problems found in mortar application and their solutions.
Course: Masonry I (17008-I) > Section: Identifying and Mixing Masonry Mortars

Identification should include problems such as

- moisture
- color variation
- inconsistencies in mortar batches
- weather conditions (e.g., freezing).

Identification should include solutions such as

- proper storage
- consistent mixing ratios
- additives
- planning (e.g., avoiding certain weather when possible).

Process/Skill Questions:

- Why should mortar be covered? How should it be covered?
- How does a mason identify a bad bag of mortar?

NCCER Masonry Standards

Level One, Module Five (28104-13): Mortar

This module explains the types and properties of mortar and the materials used in the mixture, including admixtures; provides instructions for mixing mortar by machine; and describes how to properly apply and store mortar.