Activity 6 – 24360 (v2) Demonstrate knowledge of timber and other construction materials used in BCATS projects

Student name:

What are the 4 main ingredients needed to produce concrete?

1.	2.

3.	4.

The concrete ratios are 1:2:4. What are the ingredients for each?

1:	_____________________________

2:	_____________________________

4:	_____________________________

How does the inclusion of steel increase the strength of concrete?

What type of nails should be used when joining MDF?

What type of glue is commonly used on exterior plywood and marine ply?

The sheet of plywood you have ordered is an A-D grade. Describe how these grades will determine what the sheet will look like?

Describe 2 means of protecting steel from the weather.

1. 2.

Describe the consequences of placing aluminium in contact with other metals, such as copper or steel.

Using the www.gib.co.nz website as a reference, describe the steps to be taken to fix plaster board sheets to wall framing.