Principles of Construction - 9

Symbols on drawings are used to:

• help operatives to understand drawings

• identify sequencing

• represent different materials and components

• make drawings more interesting to look at

a brick is 65mm high and each course has a 10mm joint. How high are 4 courses of brickwork?

• 40mm

• 220mm

• 260mm

• 300mm

what does an elevation on a drawing show?

• the faces and sides of the building

• the materials used in the substructure

• proximity to services

• access and egress routes from the site

different materials on working drawings are shown using which of the following?

• images

• shadings

• design

• hatchings

hatchings are used in drawings to:

• reduce lengthy word descriptions

• reduce the amount of paper used

• reduce the time taken to produce the drawing

• reduce the size of the drawing

a building cut through the middle is shown on what type of drawing?

• elevation cross section

• plan

• block plan

• elevation

drawings such as block plans and site plans are sometimes known as?

• component range drawings

• assembly drawings

• working drawings

• location drawings

the purpose of a schedule of work is to:

• prevent accidents

• organise the work to be carried out

• work out how much material is required

• minimise waste materials