CEA- framing quiz

Cripple stud

2” x 6”

Above window/door 

Header 

A horizontal structural member used to support other structural members over openings, such as doors and windows

2 going opposite direction (you see the face of the board)

Measurements:

up to 3 feet: 2” x 6” (0”|36”= 2”x6”)

More than 3 feet: 2” x 8” (37”|60”= 2”x8”)

[double] top plate 

2”x 6”

A horizontal structural member located in top of the studs used to hold the wall together

Typically 2 horizontal members are included at the top of the wall- double

Subsill

A horizontal wood member at the bottom of windows

2” x 6”

Stud 

The vertical framing member in frame wall construction

Interior walls 2” x 4”

Exterior walls 2” x 6”

Spaced at 16” or 24” apart

King stud 

2” x 6”

• outside of doors/windows

• Goes from bottom plate to top plate 

Bottom/sole plate (sill plate)

2” x 6” 

A horizontal structure member located at the bottom of studs used to hold the wall together

also provides a surface for attaching the wall to its supporting structure 

Trimmer/sill  jack ( header jack when on top) 

At bottom of window

Formal term for drywall

Gypsum wall board

Truss

2”-4”-24”

An assembly of structural members joined to form rigid framework, usually connected to form triangles 

Typically spaced at 16” or 24” On Center 

Sub-floor 

3/4 “ T

One sheet is 4×8

The structural floor joined to the joists that supports the finished flooring

Typically plywood or OSB (oriented strand board)

Sheathing 

4×8 , 1/2” T

A cover placed over exterior studs and rafters that serves as a base below the exterior finish materials 

Plywood or OSB are common materials for wall and roof sheathing or may consist of rigid insulation 

Underlayment  ‘tyvek” 

Roof felt: a tar-impregnated paper used for water protection under roofing materials

Floor joist

Horizontal structural members used to carry floor and ceiling loads

Often spaced at 16” or 24” apart 

• 2”x10”-16” O.C.

Cons: fire hazard, have to make holes for wires and plumbing 

Pros: strong/ supportive 

3/4” T plywood 

Siding

1/2” T

Material, such as boards or shingles, used for surfacing the outside walls of a frame building : Plywood, hardboard, plastic, vinyl, stucco, brick, or stone 

Batt insulation

Material used to restrict flow of hear or sound from one surface to another 

Ex. Rigid foam insulation 

Members that are O.C.

Floor joists 

Studs 

Trusses

Raftors

Wood framing that = stud measurement

all EXCEPT header