Civil Engineering :: Building Materials
- Addition of pozzolana to ordinary Portland cement increases
- As per IS specifications, the maximum final setting time for ordinary Portland cement should be
- Which of the following has more fire resisting characteristics?
- Which of the following metamorphic rocks has the most weather resisting characteristics?
- The proportions of lime and sand in the mortar normally used in brick construction are
- Chlorite, a green colour mineral is mainly derived from the decomposition of
- Excess of silica in brick earth results in
- Bitumen felt is used for
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