Transcription of Hip, Valley, & 18 Jack Rafters
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Hip, Valley, & 18 Jack Rafters
Hip, valley , & Jack RaftersDiscuss the PhotoRafters Rafters are made up of geometric shapes. What shapes and types of angles do you see in this picture?Writing Activity: Categorizing InformationAs a class, observe or fi nd photographs of at least sixteen different roofs on houses in your community. Place like roofs together. After you have fi nished reading the chapter, categorize each roof by type: gable roofs, hip roofs, and intersecting roofs (including dormers). Create a brief description of each type of ObjectivesAfter completing this chapter, you will be able to: Explain how to lay out a hip rafter for a given roof.
Valley rafter Ridge Hip rafter Ridge board Ridge board Common rafter Main roof valley jacks Addition valley jacks A B Understanding Complex Roofs When is a hip rafter called for? A simple gable roof can be built entirely with common rafters. However, a carpenter must also know how to lay out and cut hip, valley, and jack rafters. These rafters ...
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