Concrete

Sufficient cover blocks should be provided. Use a mix with appropriate workability for the situation inwhich it is to be placed. Proper cover block thickness should be maintained forparticular concrete …

Read More

It is a light weight concrete produced by introducing large voids in the concrete or mortar. Its density varies from 3 kN/m3 to 8 kN/m3 whereas plain concrete density is …

Read More

The term ferro-cement implies the combination of ferrous product with cement. Generally this combination is in the form of steel wires meshes embedded in a portland cement mortar. Wire mesh …

Read More

The following steps are involved in the concreting: Batching Mixing Transporting and placing and Compacting. 1. Batching: The measurement of materials for making concrete is known as batching. The following …

Read More

Plain concrete possesses deficiencies like low tensile strength, limited ductility and low resistance to cracking. The cracks develop even before loading. After loading micro cracks widen and propagate, exposing concrete …

Read More

Strength of concrete in tension is very low and hence it is ignored in R.C.C. design. Concrete in tension is acting as a cover to steel and helping to keep …

Read More

Concrete has completely different properties when it is the plastic stage and when hardened. Concrete in the plastic stage is also known as green concrete. The properties of green concrete …

Read More

The following curing methods are employed: Spraying of water Covering the surface with wet gunny bags, straw etc. Ponding Steam curing and Application of curing compounds. Spraying of water: Walls, …

Read More