Concrete Technology

Grade of Concrete

Grade of Concrete The desired properties of concrete are its compressive strength, tensile strength, shear strength, bond strength, density, impermeability,…

Classification of Concrete and Durability

Classification of Concrete and Durability Concrete is a mixture of aggregate and often controlled amounts of entrained air held together…

Principles & Methods Concrete Mix Design

Principles & Methods Concrete Mix Design Mix Design is the science of determining the relative proportions of the ingredients of…

Preparation of Concrete Mix

Preparation of Concrete Mix There are two types of concrete mixing (i)  Hand mixing  (ii) Machine mixing Hand Mixing: This method…

Preparation of Cement Mortar

Preparation of Cement Mortar For preparing mortar, water is added to intimate mixtures of  binding  material and sand.  The water to …

Types of Concrete Mixes

Types of Concrete Mixes Nominal Mixes In the past the specifications for concrete prescribed the proportions  of  cement,  fine  and …