Posted by Brick is the basic element of any building construction and has been in use since ancient times. In India, bricks are available in many sizes.
The nominal size or Standard Size of a Brick is 19 cm * 9 cm * 9 cm
The conventional size of Brick is 23 cm * 10 cm * 10 cm
The Bureau of Indian Standards has stipulated the following Indian Standard codes for bricks and brick masonry.
Types of Bricks
- Standard Brick
- Hollow Brick
- Fly Ash Bricks
- Concrete Bricks
Bonds Commonly Used in Brick Masonry
Stretcher Bond
It is used only in 4″ thick brick walls.
Header Bond
It is used in 9″ thick brick walls.
English Bond
English bond is made by alternate course of Header and Stretcher bond. This bond is one of the strongest bond in brick masonry.
Flemish Bond
This bond has having good appearance over English bond and also flemish bond is more economic in construction. This bond could further be divided into two types.
- Single Flemish bond
- Double Flemish bond
Dutch Bond
It is an improved bond over the English bond.
Method to Test Bricks on-site
- When bricks are hit with one another a ringing sound should be produced.
- When bricks are soaked in water for 24 hours, they shouldn’t absorb more than 20% of water by weight.
- When a brick is thrown from a height of 1 meter, the brick shouldn’t break.
Properties of Good Quality Bricks
- The color of bricks should be uniform. Also, bricks should have uniform shape and size.
- Bricks should not be overburnt or underburnt.
- Bricks should be free from lime pitting.
- The compressive strength of the bricks should be in range of 2000 to 5000 psi of say 15 MPa to 35 MPa
Important Indian Standard Codes for Bricks and Brick Masonry
- IS:5779-1986 Specification For Burnt Clay Soling Bricks
- IS:2180-1988 Specification For Heavy Duty Burnt Clay Building Bricks
- IS:2222-1991 Specification For Burnt Clay Perforated Building Bricks
- IS:3583-1988 Specification For Burnt Clay Paving Bricks
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- Ideas for Project/Dissertation for Diploma civil engineering or BE/BTech civil engineering
FAQs
The frog is an indentation made on the bigger face of the brick having the name of the manufacturer. The frog ensures good bonding.
The density of brick masonry is 2000 kilogram per Cubic Meter.