Building Materials

Classification of Rocks

Geological, Physical, and Chemical classification (Igneous, Sedimentary, Metamorphic).

Common Building Stones

Characteristics and specific uses of Granite, Marble, Limestone, and Sandstone.

Quarrying of Stones

Methods of extraction (Blasting, Wedging) and essential tools/materials.

Criteria for Selection

How to choose the right stone based on strength, durability, and appearance.

Deterioration & Preservation

Why stones decay and how to protect them during construction.

Artificial Stones & Veneering

Classification based on texture and man-made stone alternatives.

Laboratory Tests on Stones

Physical tests like Crushing strength, Water absorption, and Hardness test.

Brick Earth & Manufacturing

Composition of good brick earth and the step-by-step preparation process.

Chemical Changes & Dimensions

Changes during the burning process and standard dimensions (19x9x9 cm).

Special Purpose Bricks

Heavy-duty bricks, storage methods, and weight of brickwork.

Shapes & Lightweight Bricks

Perforated, hollow, and light-clay bricks for modern construction.

Alternatives to Bricks

Fly ash bricks, sand-lime bricks, and their various types.

Testing of Bricks

Compressive strength, Efflorescence, and Soundness tests.

Use of Concrete Blocks

Application in masonry and comparison with traditional brickwork.

Manufacturing & Storage

Production process, standard measurements, and tips for site storage.

Testing Concrete Blocks

Understanding Indian Standard (IS 2185) requirements for quality control.

Cement: Manufacturing

Dry and Wet process, Chemical composition and hydration of cement.

Types of Cement

OPC (33, 43, 53 grade), PPC, Rapid Hardening, and Low Heat cement uses.

Field & Lab Tests on Cement

Color test, Fineness, Setting time (Initial/Final), and Soundness test.

Lime (चूना)

Classification (Fat/Hydraulic lime), slaking process in constructions.

Classification of Trees

Exogenous and Endogenous trees; Hardwood vs Softwood.

Structure of Timber

Pith, Heartwood, Sapwood, and Cambium layer identification.

Seasoning of Timber

Natural and Artificial methods (Kiln seasoning) to prevent bending.

Defects in Timber

Knots, Shakes, Decay reasons and preventive measures.

Industrial Timber

Plywood, Particle board, Veneers, and MDF's modern use.

Mortar Basics

Proportioning of Sand and Cement, workability in masonry.

Concrete Ingredients

Aggregates (Coarse/Fine), Grading, and water-cement ratio.

Fresh Concrete Properties

Slump test, Compaction factor, Segregation and Bleeding.

Admixtures

Chemicals to alter the setting speed of concrete.

Ferrous & Non-Ferrous Metals

Steel (Mild steel, TMT bars), Aluminum and Copper in construction.

Glass and Plastics

Types of glass (Laminated, Tempered) and PVC pipes properties.

Paints and Varnishes

Composition of paints, distempers, and surface painting.

Damp Proofing (DPC)

Bitumen, Mastic asphalt, and waterproofing compounds.

Practice Set 1

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Practice Set 2

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Practice Set 3

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Practice Set 4

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Practice Set 5

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Practice Set 6

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Practice Set 7

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Practice Set 8

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