What is the primary purpose of adding a coping or capping to the top of a wall or pier?, To increase wall thickness, To hold decorative features, To prevent water penetration and reduce weather damage, To reinforce the DPC, Which weathering feature projects beyond the face of the wall to help shed rainwater?, Half-round joint, Oversailing course, Recessed joint, Plinth course, Why is tile creasing often used under coping stones?, To visually match older buildings, To support insulation, To reduce mortar usage, To create an additional weathering drip, Which joint finish is best for shedding rainwater due to its sloping profile?, Weather-struck, Half-round, Recessed, Flush, What is the main purpose of ensuring projections on a coping stone are consistent?, To reduce the number of tiles required, To maintain even water run-off and a professional appearance, To help with scaffolding alignment, To allow easier cleaning, Brick-on-edge capping is commonly used because it:, Gives improved insulation, Allows for a wider wall, Uses fewer bricks, Provides an attractive decorative finish and protects from water, Recessed joints should generally be avoided on exposed piers because:, They trap water and increase risk of frost damage, They use too much mortar, They weaken the bond, They require special tools, When installing coping stones, why must the bed joints be full and even?, To match mortar colour, To speed up the build, To ensure the coping sits level and provides proper weathering, To reduce material cost, A contrasting soldier course at the top of a pier is used mainly for:, Aligning wall ties, Structural reinforcement only, Supporting DPC, Decorative emphasis and weather protection, Which factor must be checked before installing tile creasing on a pier?, Type of insulation in the wall, Level and alignment of the top course, Joint finish on lower courses, Colour of the surrounding bricks

Unit 204 Solid walling L.O4 v1

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