Chapter 30

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Unit 30

Wall Framing Members

Studs

 Slender wood members placed vertically

Sole plate (Bottom plate)

 Laid horizontally to carry bottom ends of studs

Top plate

 Connecting link between wall and roof

Corner post

 Forms both inside and outside corners

 Constructed of more than one stud

Trimmer studs (shoulder studs, jack studs)

 Support the header over an opening

Wall Framing Members

 Header

 Horizontal member installed over an opening

 Cripple studs

 Members installed over and under a window opening

 Sill

 Horizontal member used for the bottom of a rough opening for a window

Outside walls of a home

 Support the roof

 Act as framework for attaching exterior facing

 Add design to the home’s appearance

Wall Construction

 Larger walls are erected first

 Assembled lying flat then tilted into place

 Ensure a straight wall by plumbing the exterior and intersecting corners first

 Done with a level or plumb bob

 Temporary bracing is used to keep the walls straight

Exterior walls contain….

 Interior and exterior coverings

 Windows and doors

 Insulation

 Studs and other framing members

 Must be stiff

 Good at holding nails

 Free from warpage

Platform framing

 Platform framing construction is used more than balloon framing construction

 Second floor has a platform where a carpenter can work

 Ceiling joists on first floor become floor joist for second floor

 Ceiling joists on first floor must be wider to support the second floor

Platform framing

 Rough opening

 Allowance made for framing in windows and doors

 Distance between the trimmer studs

 Top plate

 Connection between the wall and roof

 Supports the lower ends of the rafters

 Ties studding together at the top

 Forms a finish for the walls

Location importance of studs

 Studs will be laid over floor joists

 Ceiling joists and rafters will be laid over studs

 All members will be aligned all the way down to the foundation

Story Pole

 Full size layout that shows such things as

 Floor level

 Ceiling height

 Door elevations

 Window elevations

Special Framing

 Requires extra materials for strength

 Required for special openings

 Pipes

 Bathtubs

 Heating vents

 Partitions

 Walls that divide inside space of a home

 Bearing wall

 One that supports a ceiling load

 Soffit

Bulkhead over a cabinet

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