Building Construction

Question 1

1The instrument used to transfer levels across a site is the

Easy

A. float B. trowel C. plumb bob only D. spirit level and straight edge or a dumpy level

Question 2

2A strip foundation for a wall 225 mm thick is typically

Hard

A. equal to the wall B. not needed C. wider than the wall D. narrower than the wall

Question 3

3The safe bearing capacity of a soil is 150 kN/m² and the wall load is 300 kN per metre. The minimum strip width is

Hard

A. 2 m B. 450 m C. 1.5 m D. 0.5 m

Question 4

4Timbering in trenches is used to

Easy

A. drain water B. decorate trenches C. prevent the sides from collapsing D. level the ground

Question 5

5Marking the position of a building on the ground using pegs and lines is

Easy

A. site clearance B. shuttering C. levelling only D. setting out

Question 6

6The volume of excavation for a trench 20 m long, 0.6 m wide and 0.9 m deep is

Hard

A. 10.8 m³ B. 12 m³ C. 5.4 m³ D. 18 m³

Question 7

7Pile foundations are used where

Medium

A. firm soil lies deep below the surface B. there is no water C. the soil is firm at the surface D. the building is very light

Question 8

8A site investigation is carried out to

Easy

A. choose curtains B. find the nature of the soil and site conditions C. install lights D. paint the building

Question 9

9The process of marking out the positions of walls on site before excavation is

Easy

A. setting out B. bonding C. curing D. levelling

Question 10

10Profile boards are used to

Easy

A. carry bricks B. mix concrete C. support roofs D. mark the positions of walls and foundations during setting out