1Diapositiva 12

Apuntes

[Diapositiva 1] Sustainable water use in construction [Diapositiva 2] [Diapositiva 3] Properties of water 3 [Diapositiva 4] Acidity pH Temperature Alkalinity Salinity Hardness Sulfates Chlorides Total solids Conductivity 4 [Diapositiva 5] Why is it important to talk about sustainability in water use in construction? 5 [Diapositiva 6] Water consumption in the construction industry Water is indispensable in the construction industry , but it is also one of the sectors with the highest demand for this resource . Example : the manufacture of 1 ton of Portland cement requires between 1,500 and 3,000 liters of water during its production cycle . 6 [Diapositiva 7] How can we continue to build without compromising access to drinking water for communities? 7 [Diapositiva 8] Construction requires water on two levels : 8 Industrial processes → production of cement , mortar , prefabricated elements . Field work → mixing , curing , cleaning , dust control. Concrete curing can account for up to 50% of water consumption on construction sites. [Diapositiva 9] Main uses ...