Civil Engineering Archive

Before discussing types of steel, first, we have to know about steel. Steel is generally described as an alloy composed of iron and carbon and some other elements.  There is basically four grade of steel …

Green Building – Energy Efficient Buildings The construction of buildings accounts for a large percentage of the world’s energy consumption and greenhouse gas emission. A Green building refers to a building constructed with methods and …

Bearing Capacity of Soil Geotechnical engineering defines the bearing capacity of soil as the capacity of soil to resist external load applied to it. In simple terms, it is the capacity of soil to support …

Hydration of Cement Dry cement does not bind with fine and coarse aggregate. It acquires binder properties only when mixed with water. After mixing water in the dry cement a chemical reaction takes place between …

  What is SOIL? Soil can be defined as a mixture of weathered rocks, minerals, humus, organic and inorganic matters. The formation of the soil generally takes a long period of time. Soil is formed …

CONTOURING Contouring is, generally a leveling operation. The principal objective of contouring is to determine the points of the same reduced level (RL) on the ground. The types of equipment needed are the same for …

What is HVAC System? The full form of HVAC system is Heating, Ventilation, and Air Conditioning. HVAC systems generally control temperature, humidity, and quality of air in a building or any occupied space. The main …

  Materials Used in Reinforced Cement Concrete (R.C.C.)Work   Cement Before the introduction of ordinary portland cement, the lime was used as a cementing or binding material. Most of the cement concrete work in building …

REINFORCED BRICKWORK (R.B. WORK) MATERIALS Brick should be strict of first-class quality and mortar shall be of fresh Portland cement. Fine aggregate should be clean and free from foreign matter. Steel reinforcement shall be of …

Sieve Analysis of Fine Aggregates – Introduction Sieve analysis of fine aggregates is one of the most important tests performed on-site. Aggregates are inert materials that are mixed with binding materials such as cement or …

Precast Concrete Section What is Precast Concrete? Precast concrete consists of concrete ( a mixture of cement, aggregates, admixtures, and water) is produced by casting into a specific shape in reusable molds or by using …

What is Cement Concrete? Portland cement concrete is a mixture of Portland cement, water, coarse and fine aggregates, and admixtures proportioned to form a plastic mass capable of being cast, placed, or molded into forms …