Make notes on the design specification and construction details that should be adopted to ensure satisfactory performance of clay brickwork when used in:
(i) An earth retaining wall;
(ii) An internal non-load bearing partition wall of a reinforced concrete frame building;
(iii) In the outer leaf of an external cavity wall above DPC level.
For each of the durability problems efflorescence, frost attack and sulfate attack:
(i)describe the mechanism of the process and how it affects the strength and durability of masonry components;
(ii)(ii) Outline design and construction practices that should be adopted to minimize potential damage and indicate under which circumstances masonry is most at risk.