Scaffolding Scaffolding is a temporary rigid structure made of still, bamboo or timber. The primary aim of constructing a scaffold is to create a platform on which mason can work at different heights. Scaffolds also help to lift materials for the immediate uses at different heights. Common Types of Scaffolding The following 4 types of … Read more
The main objective of thermal insulation of heat insulation of a building is to conserve a constant heat or temperature inside building, irrespective of temperature changes outside. Methods of Heat Insulation or Thermal Insulation The heat in a building structure is mainly transmitted through the roofs, exposed walls and exposed wall openings, such as windows, … Read more
What is Shuttering or Formwork? As fresh concrete is in a plastic state, when it is placed for construction purposes, so it becomes necessary to provide some temporary structure to confine and support the concrete, till it gains sufficient strength for self supporting. This temporary structure is called formwork or shuttering. Requirements of Formwork or … Read more
White Washing of Wall Surface The complete process of white washing can be carried out under the following operations. Preparation of white wash Preparation of surface Application of white wash Step-1 [Preparation of White Wash] The white wash is prepared from fresh burnt shell lime or pure stone lime mixed with water. Shell lime is … Read more
Improving Earthquake Resistance of Small Buildings The earthquake resistance of small buildings may be increased by taking some precautions and measures in site selections, building planning and constructions as explained below: 1. Site Selection The building constructions should be avoided on (a) Near unstable embankments (b) On sloping ground with columns of different heights (c) … Read more
Repair of Potholes Potholes are the most frequent type of failure found in bituminous wearing surfaces. Potholes may be caused by defective drainage, frost action in the base, settlement of the base, or heavy traffic. A small pothole may be’ surrounded by a large area that is progressively failing. A pothole may be repaired with … Read more
Supervision of Brick Work Construction The following points should be kept in mind during supervision of brick work. Before using the bricks in construction it should be checked for its physical properties (such as strength, dimension, water absorption etc). Bricks must conform to the designer’s specification. Prior to use bricks in construction, it should be … Read more
Failure of Shallow Foundation & Preventive Measures The major causes of foundation failures are as follow Unequal settlement of sub soil Unequal settlement of masonry Presence of expansive soil below foundation Presence of mature trees Seasonal changes 1. Unequal Settlement of Sub Soil This is one of the most important reasons for foundation failure. Unequal … Read more
Field Measurements for Volume Computations Measurements for volume are nothing more than applying basic distance and elevation measurements to determine the locations and elevations of points where the volume is to be determined. It usually is not practical to take the time to collect data everywhere there is a slight change in elevation. Therefore, it … Read more
Durability of Building Foundation A foundation is that part of the structure which is in direct contact with ground. Therefore foundations are subjected to attack by chemicals present in soil, water and by mechanical abrasion and erosion. The extent of deterioration depends on the concentration of chemicals, the level of and fluctuations in the ground … Read more
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