Grand Housing Development Program Volume III - Gtz

FIRST FLOOR TERRACES WEATHERPROOFINGCement screed for levelling and correct sloping to preventwater from permanent stay.Pillars have aplastered foot, thateases welding thebitumen sheet andkeeps the masonrywork out of thereach of rainwater.By covering thepillar with a biggernatural stone plate,the pillar is protectedfrom rainfall.Bevel edges withmortar between theslab and the pillar’sfoot.Openings for lightsare provided.To prevent wallsfrom soaking waterfrom the terrace, itis recommendedto also cover thelower 15-20 cmof walls with thebitumen sheet.To prevent thematerial from futurecracking, the edgebetween wall andslab is bevelledwith mortar.- Place cement screed- Wall up pillars, plaster lower 20 cm- Prepare beveled edges where the bitumen sheet hasalso to cover walls- Prepare water intakes, outlets and guttersBuilding up the pillars for the balustrade. Handrails aremounted and electrical conduits are placed within the pillars.The pillar’s cover stone has a drip off edge to prevent rainwaterfrom reaching the masonry work.Water intakes haveto be preparedbefore bituminouspaint is applied.The bituminouspaint providesbetter connectionbetween the bitumensheet and thecement screed.Take care not tocover the waterintakes!THE KASANCHIS RENOVATION PROJECT HINTS ON THE EXECUTION OF WORK55Addis AbabaCity Government