JNTUK R20 B Tech Civil 1-2 BMCT Material/ Notes PDF Download

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JNTUK R20 B Tech Civil 1-2 BMCT Material/ Notes PDF Download: The JNTUK R20 B.Tech 1-2 BMCT Material offers a comprehensive understanding of building construction materials crucial for civil engineering students. This material serves as a valuable resource, introducing students to various types of building construction materials utilized in the industry. It meticulously describes the properties of ingredients essential in concrete formulation, providing learners with insights into the composition and behavior of concrete mixtures.

JNTUK R20 B Tech 1-2 BMCT Material – Units

Unit 1 Syllabus PDF Download | JNTUK R20 B Tech 1-2 BMCT Material

Stones, Bricks, Tiles, Wood and Paints

Stones: Classification of Stones – Properties of stones in structural requirements

Bricks: Composition of good brick earth, Various methods of manufacturing of bricks

Tiles: Characteristics of good tile – Manufacturing methods, Types of tiles

Wood: Structure – Properties – Seasoning of timber – Classification of various types of woods used in buildings – Defects in timber

Paints: Whitewashing and distempering, Constituents of paint – Types of paints – Painting of new and old wood – Varnish

Unit 2 Syllabus PDF Download | JNTUK R20 B Tech 1-2 BMCT Material

Aggregates, Cement, and Admixtures

Aggregates: Classification of aggregate, Bond, Strength and other mechanical properties of aggregate, Physical properties of aggregate, bulking of sand, Deleterious substance in aggregate, Soundness of aggregate, Alkali-Aggregate reaction – Thermal properties, Sieve analysis – Fineness modulus – Grading curves – Grading of fine and coarse aggregates as per relevant IS code, Maximum aggregate size

Portland Cement: Chemical composition, Hydration, Structure of hydrated cement – Setting of cement, Fineness of cement, Tests for physical properties – Different grades of cement

Supplementary cementitious materials: Fly ash, GGBS, Silica fume, Rice husk ash, Calcinated ash (Basic properties and their contribution to concrete strength)

Admixtures: Mineral and Chemical admixtures.

Unit 3 Syllabus PDF Download | JNTUK R20 B Tech 1-2 BMCT Material

Fresh Concrete

Manufacture of concrete – Mixing and vibration of concrete, Workability – Segregation and bleeding – Factors affecting workability, Measurement of workability by different tests, Effect of time and temperature on workability – Quality of mixing water, Ready mix concrete, Shotcrete

Unit 4 Syllabus PDF Download | JNTUK R20 B Tech 1-2 BMCT Material

Hardened Concrete

Water / Cement ratio – Abram’s law, Gel space ratio, Nature of the strength of concrete – Maturity concept, Strength in tension and compression – Properties of Hardened Concrete (Elasticity, Creep, Shrinkage, Poisson’s ratio, Water absorption, Permeability, etc.), Relating between compression and tensile strength, Curing

Unit 5 Syllabus PDF Download | JNTUK R20 B Tech 1-2 BMCT Material

Testing of Hardened Concrete

Factors affecting properties of Hardened concrete, Compression tests, Tension tests, Flexure tests, Non-destructive testing methods – Codal provisions for NDT – Rebound hammer and UPV method

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JNTUK R20 B Tech 1-2 BMCT Notes – Outcomes

• Understand the diverse engineering properties of building construction materials and recommend their suitability for different applications, ensuring optimal performance and durability in construction projects.
• Recognize the functional roles of ingredients used in concrete production and utilize this understanding to formulate concrete mixes tailored to specific project requirements, ensuring the desired strength, workability, and durability of the concrete structures.
• Gain proficiency in fundamental concepts related to the fresh and hardened properties of concrete, enabling the application of this knowledge in assessing and optimizing concrete quality, consistency, and performance throughout various stages of construction.