Title: (Optional) Prepare concrete, using base materials, adhering to all safety requirements, industry recommended practices, and instructor guidelines.
Course: Agricultural Structural Systems (18403) > Section: Performing Concrete and Masonry Operations

Preparation of concrete should include adding the correct proportions of water, portland cement, and aggregate, by volume or by weight, using a concrete mixer, mortar box, or wheelbarrow.

Process/Skill Questions:

- What are the safety precautions and procedures to follow when using a concrete mixer?
- What are the ingredients in a concrete mix? How are they batched and mixed?
- What is proportion of materials in a given concrete mix?
- What are the characteristics of properly mixed concrete?
- What is the procedure for hand-mixing concrete in a mortar box?
- What are the similarities and differences between using a mortar box and an electric mixer?
- What is the importance of mixing concrete?
- Why and how should water be measured when mixing concrete?