Saturday, March 28, 2015

How to build a brick wall - Bricklaying in Construction


There are several types of bonds used in construction
  • English
  • Flemish - Single /Double
  • Stretcher
  • Garden wall – English /Flemish
  • Header
  • Facing
  • Dutch
  • Raking – Herring / Diagonal 
  • Zigzag
  • English Cross 

Brick Laying for 9" wall




Qualities of a good Brick

  • Free from cracks.
  • A hard ringing sound emitted when two quality bricks are stuck together.
  • Size and shape with straight edges and even surfaces.
  • Well burnt (for hardness)
  • When a brick is dropped to the ground from a height of 3.ft .It should not break.
  • A good brick should not water very quickly. An ordinary brick will often absorb about 1/6th of its own weight of water.

Mortar mix for brickwork

Cement : Sand = 1:5  ( commonly used in Sri Lanka ) 

1 package of cement bag (50Kg) mixed with 5 gauge box of sand



What is Gauge Box ? 

A container in which a batch of concretemortar, or plaster is measured and mixed.
Volume of a Gauge box in meter cube = 0.353 meter cube 





















Cement + Sand Mixing 




Offline for Brickwork

Offline for Brickwork

Align Bricks Horizontally using Straight Edge

Align Bricks Horizontally using Straight Edge 

Adjust 9" thickness of wall using Gauge 

Adjust 9" thickness of wall using Gauge 

Vertical Align 

Align Bricks Vertically Using Plum-bob


Non Shrinkage Chemical mortar using to fill the gap between Brickwall and Beam


Ratio mixure | cement(50KG) : sand(1 gauge ) : 1 pack of cebex 100 = 1: 1 : 1
Chemical name : Cebex 100

Cebex 100 chemical use for mortar

Cebex 100 is an admixture for site batched cementitious grouts where a reduced water/cement ratio and positive expansion is required. Applications include bed grouting, duct grouting, non-shrink infilling and jointing.
Source 

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