Sources of Defects in Brick Masonry There are 4 primary reasons that cause defects in brick masonry work. These are as follows. Sulphate Attack Crystallization of Salts from Bricks Corrosion of Embedded Iron or Steel Shrinkage on Drying 1. Sulphate Attack The common forms of defects due to sulphate attack are Chipping and spalling of … Read more
Types of Bonds in Brick Masonry Brick masonry is built with bricks bonded together with mortar. For temporary sheds mud mortar may be used but for all permanent buildings lime or cement mortars are used. The various types of bonds generally used in brick masonry are Stretcher bond Header bond English bond and Flemish bond … Read more
The below mentioned terminologies are used to express different forms of cut bricks used in brick masonry construction. 1. Closer It is the portion of the brick cut along the length in such a way as one long face remains intact. 2. Queen Closer When a brick is cut along its length, making it two … Read more
The primary function of wall is to enclosure or divide the space. Basically wall is an essential component of the building. These walls may be built of different materials such as solid brick or stone masonry, plain monolithic concrete, reinforced masonry, hollow concrete blocks etc. Building walls can primarily be of two types, such as … Read more
Bonding in Brickwork Bonds in brick work means method of arranging the bricks in courses so that individual brick units are tied together and the vertical joints of the successive courses do not lie in same vertical line. Purposes of Brick Bonding Obtain maximum strength whilst distributing the loads to be carried throughout the wall, … Read more
Bricks used in construction industry can have the following defects. So before using the bricks, it should be inspected properly for presence of any of the following defects. Different Types of Defects Found on Bricks 1. Over-burning of Bricks Bricks should be burned at temperatures at which incipient, complete and viscous vitrification occur. However, if … Read more
QUALITY REQUIREMENTS OF COMMON BURNT CLAY BUILDING BRICKS 1. General Quality Bricks shall be free from cracks and flaws and nodules of free lime. Bricks shall have smooth rectangular faces with sharp corners Bricks shall be uniform in colour Frog size of a hand moulded brick having height of 90 mm or 70 mm shall … Read more
Stacking and Storing of Bricks at Site Stack the bricks close to the site of work so that less effort is required to unload and transport the bricks again by loading on pallets or in barrows. Different types of bricks (such as clay bricks, clay fly ash bricks etc) shall be stacked separately. Bricks of … Read more
Reference IS 3952-1988 – Specification for burnt clay hollow bricks for walls and partitions. General Quality o Bricks shall be free from cracks and flaws and nodules of free lime. o Bricks shall have smooth rectangular faces with sharp corners o Bricks shall be of uniform in colour and texture. o Bricks shall be free … Read more
Bricks should be soaked in water before using it in any brick work. Soaking of bricks has the following advantages. Advantages Wetting of bricks removes any dirt, sand and dust from them. Soaked bricks prevents suction of water from the wet mortar. If dry bricks are used then it will absorb water from mortar and … Read more