Origin of Concrete






















The word "Concrete" orginates from the Latin word "Concretus", Which means to grow together.


Nature of Concrete

* It is a composite material

* Aggregates are 65-80% of volume
Fine Aggregate - Sand
Coarse aggregate - Stone

* Cement : General term and applies to any bimder
Portland Cement
Fly ash
Ground slag
Silica fume

* Water

Properties of quality concrete

* Workability
* Durabilty
* Strength
* Chemical Resistance
* Abrasion Resistance

Concrete as a material

Concrete literally forms the basis of our modern life:

* Roadways
* Airstrips
* Infrastructures
* Harbour Protections
* Water Distribution

Advantages of Concrete

* Ability to cast desired shapes. Ex: Arches, Shells, Columns, Piers,etc.,
* Properties can be tailored according to need (Strength, Durability, etc.,)
* Ability to resist high temperture.
* Does not require any protective coatings
* Can be architectural and structural members at the same time.