WorksheetsChapter 11 - Walls (2)
Total questions: 31
Worksheet time: 24mins
Name
Class
Date
1.
Label the Sill Detail
a)Air gap sealed with flexible sealant
b)DPC placed below& behind concrete sill
c)100mm Outer Blockwork Leaf
d)Gypsum Plaster & Finish Coat - 13mm
e)100mm lightweight Blockwork Inner Leaf
f)uPVC sill board bedded in silicone
g)DPC for cavity closer
h)Double Glazed Outer Wall
i)Inuslation
j)Trapeziod Wall tie
1
2
3
4
5
6
1)
2)
3)
4)
5)
6)
2.
What is the most common type of external wall construction used in domestic housing today?
a)
Solid wall
b)
Cavity wall
c)
Timber stud wall
d)
Curtain wall
3.
Which of the following is NOT a main function of an external wall?
a)
Strength
b)
Weather exclusion
c)
Thermal insulation
d)
Electrical wiring support
4.
What does DPC stand for in wall construction?
a)
Damp Proof Course
b)
Dry Plaster Coating
c)
Double Panel Cladding
d)
Drainage Protection Cover
5.
What is the main function of a DPM?
a)
To prevent heat loss
b)
To prevent moisture penetration through floors
c)
To provide sound insulation
d)
To support wall ties
6.
Which bond is most commonly used for cavity walls?
a)
English bond
b)
Flemish bond
c)
Stretcher bond
d)
Header bond
7.
What is the standard thickness of a mortar joint in brickwork?
a)
5mm
b)
10mm
c)
15mm
d)
20mm
8.
Why is bonding important in brickwork?
a)
To reduce the cost of bricks
b)
To create decorative patterns only
c)
To distribute loads and provide stability
d)
To allow moisture to pass through
9.
What is the correct horizontal spacing for wall ties in cavity walls?
a)
300mm
b)
450mm
c)
600mm
d)
750mm
10.
What material is most commonly used for wall ties today?
a)
Mild steel
b)
Stainless steel
c)
Aluminium
d)
Nylon
11.
What is the purpose of the plastic disc on some wall ties?
a)
To hold insulation in place
b)
To prevent mortar droppings
c)
To increase strength
d)
To seal the cavity
12.
Which of the following is NOT a type of wall classification?
a)
Solid
b)
Cavity
c)
Internal
d)
Transparent
13.
What is the main reason mortar droppings should not accumulate on wall ties?
a)
It reduces insulation
b)
It creates a thermal bridge
c)
It forms a moisture bridge
d)
It weakens the tie
14.
Which component is placed above a window lintel in cavity wall construction?
a)
DPM
b)
DPC
c)
Wall tie
d)
Vapour barrier
15.
What is the typical insulation thickness in a cavity wall?
a)
25mm
b)
60mm
c)
150mm
d)
200mm
16.
Which of the following is a non-load-bearing wall type?
a)
Cavity wall
b)
Timber stud partition
c)
Solid brick wall
d)
Block wall
17.
What is the usual spacing of timber studs in a stud wall?
a)
200mm
b)
400mm
c)
600mm
d)
800mm
18.
What is the minimum thickness of plaster finish on stud walls?
a)
1mm
b)
3–5mm
c)
10mm
d)
15mm
19.
Which of these is NOT a function of wall ties?
a)
Tie inner and outer leaves
b)
Prevent moisture transfer
c)
Support insulation
d)
Provide thermal insulation
20.
What is the correct vertical spacing for wall ties?
a)
150mm
b)
300mm
c)
450mm
d)
600mm
21.
Which of these is a common internal wall finish?
a)
Facing brick
b)
Gypsum plaster
c)
Wet dash render
d)
Stone cladding
22.
What is the main purpose of a cavity in a wall?
a)
To reduce cost
b)
To allow electrical wiring
c)
To prevent moisture penetration
d)
To increase wall thickness
23.
Which of these is used to form a stopped end in stretcher bond?
a)
Full brick
b)
Half bat
c)
Header
d)
Soldier
24.
Which material is commonly used for internal stud partitions?
a)
Concrete blocks
b)
Timber
c)
Steel reinforcement
d)
Glass panels
25.
What is the main reason for using noggings in stud walls?
a)
To support plasterboard joints
b)
To provide insulation
c)
To prevent moisture
d)
To hold wall ties
26.
Which of these is a common external finish for cavity walls?
a)
Wallpaper
b)
Facing brick
c)
Plasterboard
d)
MDF panels
27.
What is the correct term for the vertical joint between bricks?
a)
Bed joint
b)
Perpendicular joint
c)
Horizontal joint
d)
Expansion joint
28.
Which of these is NOT a typical cavity wall component?
a)
Wall ties
b)
Insulation
c)
Vapour barrier
d)
Ceiling joist
29.
What is the main reason for leaving out every 4th vertical joint at the base of a cavity?
a)
To allow ventilation
b)
To allow moisture to escape
c)
To insert insulation
d)
To reduce weight
30.
Which of these is a common material for window frames in cavity walls?
a)
UPVC
b)
MDF
c)
Plywood
d)
Chipboard
31.
What is the typical thickness of a block used in cavity wall inner leaf?
a)
50mm
b)
75mm
c)
100mm
d)
150mm
100 %
