FIRE RESISTING PROPERTIES OF COMMON BUILDING MATERIALS

Fire resisting properties of common construction material-min

FIRE RESISTING PROPERTIES OF COMMON BUILDING MTERIALS Fire resisting properties of common building materials such as stone, brick, timber, cast-iron, glass, steel and concrete are mentioned below. 1. STONE The stone is a bad conductor of heat. But it suffers appreciably under the effects of fire. The stone is also liable to disintegrate into small … Read more

10 MOST IMPORTANT QUALITIES OF GOOD TIMBER

structure of a timber

Qualities of Good Timber Good timber should have the following qualities 1. Hardness A good quality timber should be hard enough to resist deterioration. 2. Strength It should have sufficient strength to resist heavy structural loads. 3. Toughness It should have enough toughness to resist shocks due to vibrations. It should not break in bending … Read more

HOW TO CLASSIFY TIMBER ON THE BASIS OF GRADING? (IS-6534-1971)

how to classify timber

Timber Classification The terms timber and wood are often used synonymously, but they have distinct meanings in the building industry. Wood is the hard, fibrous material that makes up the tree under the bark, whereas timber may be defined as a wood which retains its natural physical structure and chemical composition and is suitable for … Read more

WHAT IS THE IMPORTANCE OF TREES FOR LIFE?

The trees are the tallest living things and the man chops down forests without replanting for tomorrow. The forests are vital for the economic prosperity of land. The man and trees are closely linked and without trees, the life on our planet would be endangered. Importance of Trees It conserves soil moisture It precipitates rainfall … Read more