jack rafters

  1. Home
  2. top of the aat hierarchies
  3. Objects Facet
  4. Components (hierarchy name)
  5. components (objects parts)
  6. [components by specific context]
  7. architectural elements
  8. [structural elements and components for structural elements]
  9. structural elements
  10. enclosing structural elements
  11. [roofs and roof components]
  12. roof components
  13. roof frame components
  14. rafters
  15. jack rafters
Scope note
Rafters that do not extend from the roof plates to the ridgeboards; employed in hip roofs to reach from roof plates to hip rafters. For rafters spanning between valley rafters and ridgeboards, use "valley jacks." Rafters that do not extend from the roof plates to the ridgeboards; employed in hip roofs to reach from roof plates to hip rafters. For rafters spanning between valley rafters and ridgeboards, use "valley jacks."
jack rafters
Accepted term: 18-Nov-2024