CPC31020 Solid Plastering case studies
CPC31020 Solid Plastering · Put your knowledge to work in context.
The CPC31020 Solid Plastering credential is an Australian qualification for tradespeople who apply plaster, render and decorative finishes to internal and external surfaces. It suits apprentices working toward trade recognition, experienced plasterers formalising skills gained on site, and workers moving into solid plastering from related trades such as bricklaying or tiling. The CPC31020 Solid Plastering case studies are 5 cases and about 2,004 words.
1Moisture reading before skimming a refurbished wall
You are asked to skim a 24 m2 internal masonry wall in a 1930s house that has just been replastered in sand-cement after damp-proof course injection. The builder wants the wall skimmed tomorrow so the decorator can start.
461 words, about 2 min2Setting out a curved stair soffit from a drawing
You are asked to plaster the underside of a curved staircase in a new-build house. The drawing shows a radius of 2.4 m to the outer edge of the soffit, a rise of 2.7 m over 14 treads, and a specified plaster thickness of 13 mm.
427 words, about 2 min3Choosing and maintaining tools for a lime render
You are about to apply a 15 mm two-coat lime render to a 40 m2 external wall of a heritage building. The weather forecast is 4 degrees C overnight with showers.
388 words, about 2 min4Diagnosing blistering on a newly skimmed ceiling
Three weeks after you finished a 30 m2 plasterboard ceiling with a gypsum skim, the client reports blistering and small areas of hollow sound near the centre. The ceiling was boarded with 12.5 mm boards fixed at 400 mm centres, skimmed in two coats and painted after ten days.
380 words, about 2 min5Quality control on a decorative stucco panel
You are producing a decorative stucco panel 2 m by 1.5 m in a listed hallway. The specification calls for a three-coat lime stucco with a polished finish and a decorative moulded border.
348 words, about 2 min