Quality Control in Concrete Construction Quality of concrete construction on site can be accomplished in three distinct stages as follow Quality control before concreting Quality control during concreting Quality control after construction Stage-1 (Quality Control Before Concreting) This stage of quality control consists of two steps. Checking of specification requirements regarding excavation, forms, reinforcement and … Read more
Technical Properties of Mortar For the sake of projects, the newly mixed mortar should have good workability, and the hardened mortar should have the required strength, the bending power to the bottom face, little deformation and durability. 1. Workability of Fresh Mortar The workability of fresh mortar refers to the comprehensive properties of mortar easy … Read more
The Basic Properties of Heat-insulating Material In architecture, the material which prevents the outflow of indoor heat is normally called adiabator. On the other hand, the material which prevents the inflow of outdoor heat is called heat insulator. These two are collectively called heat-insulating materials. This kind of material is mainly used for walls, ceilings, … Read more
1. STORING OF BRICKS ON SITE 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.) … Read more
Protection of Masonry During Construction It is necessary to protect masonry during construction when the mortar is green or when masonry has not been laterally supported, against damage due to rain, frost, storm, etc. It is also necessary to protect some vulnerable parts of masonry such as jambs, corners and sills and expose masonry, during … Read more
AN INSIGHT TO CONCRETE RAMPS FOR BUILDINGS Ramps are of great importance in any high-rise building. Ramps provide safe access to the building for heavy materials such as heavy machineries. In many countries the construction of a ramp in a building is made compulsory by law abiding bodies to provide safe and convenient access to … Read more
What Is Volume Batching of Concrete? Batching of concrete means measuring different ingredients of concrete (i.e. cement, sand, coarse aggregate and water) before mixing it. When this measurement is done on the basis of volume, we call it Volume Batching. Below are mentioned some of important points to remember before adopting volume batching method in … Read more
Needle Vibrator These concrete vibrators are also referred to as poker or immersion vibrator. These are extensively used in building industry. A needle vibrator consists of a cylindrical casing made of steel and is vibrated by means of a flexible drive with an outer tube run from an operating machine which can be run by … Read more
Types of Limes Different types of limes are used for building construction. It is not generally found in the free state. Lime is a product which is obtained by burning lime stone, a raw material, found in lime stone hills or lime stone boulders in the beds of old river, kankar found below ground level, … Read more
Building Finishes Building finishes such as plastering, varnishing, dis-tempering, white-washing, coloring, etc basically perform two functions as pointed below. They give a protective coating to the surfaces which protects them from weather effects such as rain water, frost, heat etc, and They provide decorative effects which add to the appearance of the surfaces and building … Read more