Description

Objectives

Learning Objective 1 – Name and describe the ingredients and types of mortar.

• Describe the use of portland cement, hydrated lime, and sand. Describe masonry cement.
• Describe preblended mortars.
• Describe the use of water and admixtures.
• Describe the types of masonry mortar.

Learning Objective 2 – Describe properties of plastic and hardened mortar.

• Describe plastic mortar.
• Describe hardened mortar.

Learning Objective 3 – Identify the common problems found in mortar application and their solutions.

• Describe the effects of improper proportioning and poor-quality materials.
• Explain the effects of extreme weather and tempering.
• Describe efflorescence.

Learning Objective 4 – Explain how to properly set up, maintain, and dispose of mortar and use the mortar mixing area.

• Describe how to set up the mixing area.
• Describe how to maintain the mixing area.
• Describe how to mix mortar with a power mixer.

Performance Tasks

Performance Task 1 (Learning Objective 4) • Properly set up the mortar mixing area.

Performance Task 2 (Learning Objective 4) • Properly mix mortar with a power mixer.