Building Construction

Question 1

1A raft foundation is suitable where

Easy

A. no foundation is needed B. the soil has a low bearing capacity C. the building is very light D. the soil is solid rock

Question 2

2The board fixed to the ends of the rafters at the eaves is the

Easy

A. fascia board B. architrave C. barge board D. skirting

Question 3

3A spirit level is used to check that a wall course is

Easy

A. strong B. coloured C. horizontal D. thick

Question 4

4The 3-4-5 method in setting out is used to obtain

Easy

A. a curved wall B. a right angle C. a level surface D. the depth of a trench

Question 5

5Timber suspended floors need underfloor ventilation to

Hard

A. reduce cost B. increase heat C. prevent dry rot D. attract termites

Question 6

6Temporary moulds that hold wet concrete until it sets are

Easy

A. lintels B. templates C. formwork (shuttering) D. scaffolds

Question 7

7The timber fixed on top of a wall to receive the roof rafters is the

Easy

A. fascia board B. ridge board C. purlin D. wall plate

Question 8

8A floor 6 m × 4 m tiled with 400 mm × 400 mm tiles needs (ignoring waste)

Hard

A. 600 tiles B. 150 tiles C. 24 tiles D. 96 tiles

Question 9

9Curing concrete is done to

Hard

A. allow proper hydration and strength gain B. colour it C. reduce weight D. speed drying

Question 10

10Lightning conductors on tall buildings are connected to

Easy

A. the water tank B. the roof gutter only C. the doorbell D. an earth electrode

Question 11

11The water-cement ratio mainly affects concrete's

Hard

A. shape B. weight only C. colour D. strength and workability

Question 12

12How many bags of cement (50 kg) are needed for 1 m³ of 1:2:4 concrete if dry volume is 1.54 m³ and cement density is 1,440 kg/m³?

Hard

A. about 2 bags B. about 20 bags C. about 6.3 bags D. about 12 bags

Question 13

13The horizontal timber fixed on top of a wall to receive the roof rafters is the

Easy

A. ridge board B. fascia C. wall plate D. purlin

Question 14

14A raft foundation is most suitable where

Medium

A. the building is very light B. the soil has low bearing capacity C. the soil is firm rock D. there are no walls

Question 15

15Seasoning timber means

Easy

A. painting it B. reducing its moisture content C. soaking it D. cutting it

Question 16

16Applying a smooth layer of mortar to a wall is

Easy

A. plastering (rendering) B. grouting C. pointing D. tiling

Question 17

17In English bond, courses of headers alternate with courses of

Easy

A. soldiers B. closers only C. stretchers D. headers

Question 18

18A manhole in a drainage system is provided for

Easy

A. inspection and cleaning of drains B. carrying electricity C. storing water D. ventilating rooms

Question 19

19A thin layer of cement and sand mortar applied to walls to give a smooth finish is

Easy

A. pointing B. screeding C. grouting D. rendering (plastering)

Question 20

20Sandcrete blocks are made from

Easy

A. timber and nails B. clay and straw C. lime and gravel D. cement, sand and water