1. Lesson Review M. S. Martin 13.11.07

2. Review truss types Completed review sheets Mitek handouts

3. Top Chord Bracing – Click mouse to bring up each point Speed brace typically used Broadly 30° to 45º on plan dependant on roof shape and spans This bracing prevents raking of the roof Ensure connection to top plates etc. meet requirements

4. Truss Advantages / Dis-advantages click mouse to bring in each point Advantages Freedom of design, economical use of timber, adaptable to most roof shapes, etc. Dis-advantages Little to no use of roof space, can not alter roof after erection, etc.

5. Crane lifting & Storage – click mouse to bring in each point. Crane sling requirements, reviewed text and handout Storage Always store above ground Inspect on delivery, report any damage Provision to protect against elements, etc.

6. Erection Procedure Reference to text P/Point of procedures Review procedure near toolbox in revision notes Create summary list for revision Overview of prac assessment stats this Thursday.