Building Materials: Stone as building material; Requirement of good building stones, Dressing of stones, Deterioration and Preservation of stonework. Bricks; Classification, Manufacturing of clay bricks, Requirement of good bricks. Field and laboratory tests on bricks; compressive strength, water absorption, efflorescence, dimension and warpage.Cement Concrete blocks, Autoclaved Aerated Concrete Blocks, Sizes, the requirement of good blocks. Timber as construction material.Fine aggregate: Natural and manufactured: Sieve analysis, zoning, specify gravity, bulking, moisture content, deleterious materials.Coarse aggregate: Natural and manufactured: Importance of size, shape and texture. Grading of aggregates, Sieve analysis, specific gravity, Flakiness and elongation index, crushing, impact and abrasion tests.
free download building material construction bc punmia.pdf.zip
2ff7e9595c
Comentarios