12422 Textured and rough surface
Mortar droppings and nips shall be removed and defects made good. Efflorescence shall be brushed off as it appears and all decoration deferred until it ceases. The application of paints shall be delayed until thorough or sufficient drying has taken place.
12423 Smooth masonry & concrete surface
The surface shall be washed down, where directed, with warm water and detergent, and allowed to dry. The quantity of water shall be kept to the minimum to ensure that wetting is on the surface only. Minor defects, cracks and holes, after cutting out as necessary, shall be made good as appropriate and rubbed down flush with the surrounding surface. Efflorescence shall be brushed off as it appears and all decoration deferred until it ceases. The application of paints shall be delayed until thorough drying has taken place.
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