Multiple Choice Q

Ventilation is required on suspended concreate ground floors to:

Prevent a build up of gas

Supply air to gas appliances

Drain oversite concreate

The width of a standard metric brick:

215mm

102.5mm

215mm

300mm

Periscope Vents may be found in:

Cavity wall near grounf floor level

The top of a window frame

A toilet with no windows

The depth of a floor joist is determined be:

Moisture content

Span

Bearing

Width

In areas of high exposure, where the cavity of an external wall is bridged by a lintel you must install a:

A cavity tray

More wall ties

Expanded metal mesh

Trickle vent

The vertical distance between the treads on a stair is known as the:

Carriage

Depth

Fall

Rise

The minimum clear headroom over the flight of a house staircase, required by the Building Regulations, is:

1500mm

1600mm

2000mm

2300mm

A “footing” is another word for:

The base of a door frame

A rod for measuring brick courses

A wall foundation

The step of a staircase

In roofing “battens” are used to:

Fix the fascia board

Brace the trussed rafters

Support the cold water tank

Support slates and tiles

A concrete “oversite” describes:

A slab below a suspended ground floor

A forgotten detail

A temporary site road

A path around the outside of a house

The “U-value” of an external wall construction is a measure of the:

A unglazed area

B rate of heat flow

C size of the cavity

D ultimate strength

Where timber ground floor joists are supported on intermediate "sleeper" walls, they rest on a :

A brick

B hanger

C lintel

D wallplate

The word that describes a mixture of sand and cement laid on top of a concrete floor to produce a smooth surface is:

A blinding

B screed

C dry lining

D skim

English bond comprises:

A all stretchers

B alternate courses of headers and stretchers

C alternate header and stretcher in each course

D all headers

The Building Regulations require buildings to be fire
resistant in order to:

A prevent the outbreak of fire

B limit the temperature of a fire

C reduce the workload of the fire services

D prevent the spread of fire

In a domestic timber upper floor trimmed joists would normally be found:

A above a door opening

B beneath a non-loadbearing partition

C beneath a window opening

D around a stair opening

Dry lining may be used to provide:

A a finished internal wall surface

B the inner surface of a chimney

C a frame for an internal door

D a cure for rising damp

Deep timber upper floor joists are prevented from twisting by:

A bolting together

B joist hangers

C metal straps

D herringbone strutting

Where a pitched roof abuts a brick wall the joint is waterproofed by the use of:

A a hip iron

B a stepped lead flashing

C an apron flashing

D bitumen paint

In building, the word soldier is used to describe:

A the material used to join copper pipes

B the vertical tubes in scaffolding

C a course of bricks laid on end

D the vertical sides of a window frame

Choose the correct abbreviation for the letters OPC

A organic portland cement

B original portland cement

C ordinary portland cement

D oxygenated portland cement

Choose the correct abbreviation for the letters
LHPC

A Lime hydrated portland cement

B Low high-tensile portland cement

C Light homogenised portland cement

D Low
heat portland cement
C ordinary portland cement

Choose the correct abbreviation for the letters SRPC

A. Self raising portland cement

B. Sulphate resisting portland cement


C. structurally reinforced portland cement


D. swift reacting portland cement

Choose the most suitable method of compacting concrete for an in-situ column.

A. Do nothing


B. Poker vibrator


C Hand tamping


D Compressing

An optimum water/cement ratio is:

A 0.3


B 0.8


C 0.4


D 0.2

The ratio 1:2:4 means.

A 1 part cement

B 2 parts cement

C 4 parts cement

D 7 parts cement

Choose the correct answer.
10% air voids reduces the strength of concrete by up to _______ of its fully compacted strength.

A 25%

B 40%

C 50%

D 10%

Choose one of the two principal raw materials used in producing Ordinary Portland Cement

A silt

B clay

C sand

D aggregate

A trial mix is tested for

A curing

B strength

C particle size

D voids

A slump test measures

A strength

B consistency

C workability

D hardness