2. Building Material, Construction Technology & Components (Services)

2. Building Material, Construction Technology & Components (Services) (AArc02)

2.1 Stone, Brick, Timber, Metals, and Alloys (AArc0201) Stone: types, quarrying, seasoning, dressing. Brick: constituents, manufacture, testing, masonry. Timber: seasoning, preservation, uses. Metals/alloys: types, structural and construction uses.

2.2 Lime, Cement, Concrete (AArc0202) Lime: constituents, properties, uses. Cement: constituents, manufacturing, testing, mortar, plaster, paint. Concrete: constituents, mixing, aggregates, compacting, curing, properties, slump test.

2.3 Walls, Openings, Finishing, and Cladding (AArc0203) Masonry, cavity, partition, curtain walls. Timber/metal doors/windows. Paints, varnishes, plasters, floor/wall finishes, cladding, false ceilings, glass, prefabricated materials.

2.4 Foundation Works and Temporary Works (AArc0204) Foundation types: strip, pad, combined, balanced, cantilever, raft, deep foundations. Retaining walls, basements. Temporary works: shoring, underpinning, scaffolding. Formwork materials and requirements.

2.5 Concrete and Steel Works (AArc0205) RCC foundations, floors, stairs, frames, construction joints. Concrete block masonry. Steel beams, columns, girders, trusses. Rivets and welding.

2.6 Preventive Measures and Building Services (MEP) (AArc0206) Fire prevention, damp-proofing, insulation. Preventing rot, corrosion, efflorescence, leaching, staining, rusting. Mechanical, electrical, and plumbing (MEP) planning/design: lifts, escalators, solar/rainwater harvesting, water supply distribution (WC, kitchen), septic tank/soak pit design, solid waste management.