It should not be used in locations where the wall is likely to be in contact with moisture. Gypsum plaster should, therefore, never be used with cement. Gypsum plaster contains sulphate and chemically reacts with Portland cement in presence of moisture. Similarly, in case of mortar for masonry, the mix (1 ½: 4 ½: ¼: 3- cement, lime and sand) need Do used, or special cement as mentioned or a combination of the two methods should be adopted. In case of structural concrete in foundation, if sulphate content exceeds 0.2 per cent or sulphate content in ground water exceeds 300 ppm, very dense concrete should be used and either concrete mix 1: 1½: 3 or sulphate resisting Portland cement/super sulphate cement or a combination of the two methods depending upon the sulphate content of the soil should be adopted. Cracks Due To Chemical Reactions and Preventive Measures:
Horizontal Crack at the Junction of Roof Slab and Masonry Wall Support:Īs a preventive measure butterfly ties may be provided at the junctions.
Out Side Pint How to Find Out Side Plaster as Per DrawingĪ building estimator or cost estimator is an individual that quantifies the materials, labor, and equipment needed to complete a construction project. Out Side Plaster How to Find Out Side Plaster as Per Drawing
3.0 sq.m above full deduction but add side pattas In Side Plaster How to Find In Side Plaster as Per Drawingġ.
Following Quantities Are Building Estimation.