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...Lecture notes on building materials construction and planning b tech iii sem iare r prepared by mr k anand goud assistant professor tarun kumar department of civil engineering institute aeronautical autonomous dundigal hyderabad module i stones bricks aggregates introduction have an important role to play in this modern age technology although their most use is activities no field conceivable without also the industry contributor our national economy as its output governs both rate quality work there are certain general factors which affect choice for a particular scheme perhaps these climatic background obviously different forms developed parts world result differences another factor economic aspect rapid advance constructional methods increasing mechanical tools plants changes organization may appreciably influence due great diversity usage buildings installations various processes production variety requirements placed upon calling very wide range properties strength at low high tem...