Unit 306

The lowest part of a roof where it meets the walls is called the:

• Eaves

• Verge

• Purlin

• Ridge

What information is required to mark out a common rafter?

• Rise and length

• Rise and span

• Rise and run

• Rise and going

On a building, wall plate to wall plate  would indicate. 

• Rise

• Span

• Run

• Girth

Where is the bargeboard fitted?

• Eaves

• Verge

• Purlin

• Ridge

Which best describes tilting fillets

• Tapered timber fixed at right angles to joists

• Triangular sections fixed on top of fascia at the verges

• Triangular sections fixed to the top of the decking at the verges

• Tapered pieces of timber fixed to the top of the decking at the verges

When determining the lengths and angles for a hipped roof, which would not be required?

• The true length of the crown rafter

• The edge cut to the jack rafter

• The edge cut to the creeper rafter

• The true length of the hip rafter

When constructing a dormer window, which of the following statements is true

• The rafters are doubled up either side

• There is no need for extra support

• Extra rafter on the left only

• Extra rafter on the right only

In single line roof geometry, the pitch line used is marked up from the underside of the common rafter by:

• A third of its depth

• A quarter of its depth

• Two thirds of its depth

• Half of its depth

What is the purpose of purlin?

• Support the hip rafter

• Support the common rafters

• Support the jack rafters

• Support the ridge

What is the purpose of a strut

• To support the purlin

• To support the hip rafter

• To support the ridge

• To support the valley rafter