JNTUH B.Tech 3rd year (3-1) Concrete Technology gives you detail information of Concrete Technology R13 syllabus It will be help full to understand you complete curriculum of the year.<\/p>\n
UNIT – I<\/strong><\/p>\n Cement <\/strong>\u00a0Protland cement- chemical compostion- Hydration of cement- Structure of hydrate cement- Test on physical prorerites- Different grades of cement.<\/p>\n Admixtures <\/strong>\u00a0Types of admixtures- mineral and chemical admixtures- properites- dosages- effects- usage.<\/p>\n Aggregates\u00a0 <\/strong>Classification of aggregate- Particle shape & texture- Bond, Strength & other mechanical properites of aggregate- Specific gravity, Bulk density, Porosity, adsorption & moisture content of aggregate- Bluking of sand- Deleterious Substance of aggregate- Soundness of aggregate- Alkail Aggregate recation- Thermal properites- Sieve analysis- Fineness modulus- Grading curves- Grading of fine & coarse Aggregates- Gap graded aggregate- Maximum aggregate size.<\/p>\n UNIT – II<\/strong><\/p>\n Fresh Concrete <\/strong>\u00a0Workability- Factors affecting workability- Measurment of workability of tests- Setting times of concrete- Effect of time and temperature on workability- Segregation & bleeding- Mixing and vibration of concrete- Steps in minufacture of concrete- Quality of mixing water.<\/p>\n UNIT – III<\/strong><\/p>\n Hardened Concrete\u00a0 <\/strong>Water\/ Cement ratio- Abram’s Law- Gelspaoe ratio- Nature of strength of concrete- Maturity concept- Strength in tension & compression- Factors affecting strength- Relation between compression & tensile strength- Curing.<\/p>\n Testing of Hardened Concrete\u00a0 <\/strong>Compression tests- Tension tests- Factors affecting strength- Flexure tests- Splitting tests- Pull- out tests, Non- destructive testing methods- codal provisions for NDT.<\/p>\n ELASTICITY, CREEP & SHRINKAGE- Modulus of elasticity- Dynamic modulcus of elasticity- Posisson’s ratio- Creep of concrete- Factors influencing creep- Relation between creep & time- Nature of creep- Effects of creep- Shrinkage – types of shrinkage.<\/p>\n