What is mean by pointing work?

pointing, in building maintenance, the technique of repairing mortar joints between bricks or other masonry elements. When aging mortar joints crack and disintegrate, the defective mortar is removed by hand or power tool and replaced with fresh mortar, preferably of the same composition as the original.

What is pointing in Civil Engg?

Pointing is the finishing of mortar joints in brick or stone masonry construction. Pointing is the implementing of joints to a depth of 10 mm to 20 mm and filling it with better quality mortar in desired shape. It is done for cement mortar and lime mortar joints.

What is pointing and its types?

In this type of pointing the face of the pointing is kept vertical and it is pressed inside the wall surface by a suitable tool. Rubbed or keyed or grooved pointing. In this type of pointing, a groove is formed by a pointer as shown. This type of pointing gives better appearance and is generally adopted. Struck …

Which is the step in pointing work?

Following are the steps to be followed while doing pointing work. Old mortar from the joint is ranked out to a depth at least 20mm for better bonding. Remove all dust from masonry joints by using wire mesh. Wash the joint surface with clean water and kept it wet for a few hours.

Why is pointing called pointing?

Pointing is the name given to the tooled pattern of mortar between the bricks, so called because it used to be shaped with the point of the trowel.

What is need of pointing?

Walls need to breathe – and if the pointing doesn’t allow this, the wall will rapidly deteriorate. Mortar joints are the lungs of a wall – they allow water within the structure to enter and leave freely. If water tries to leave through stone or brick, it will slowly disintegrate.

What is used for pointing?

Pointing is the term given to the ‘finish’ that is between the bricks or stone used to build your house. Depending on the age of the building, the mortar used to lay the stone or brick will either be made from lime, or more recently, cement.

What is the necessity of pointing?

1. It gives protection for the wall masonry from harsh climatic conditions. 2. It saves money used in the plastering work. Pointing gives an aesthetic look to the wall surface and building.

Why pointing is done?

Why is Pointing Done? or Purpose of Pointing For the protection of exposed surface from adverse effects due to atmospheric action like rain, sun, wind, snow etc. To hide the interior mortar and inferior quality. To develop a decorative impact or to enhance the appearance.

Is repointing easy?

The process of repair, known as repointing, is pretty easy (if a bit time consuming). Undoubtedly, it’s a smart thing to do. That’s because crumbling mortar, if not fixed, allows water to seep in between the bricks, causing them to swell and crack and become generally blow-downable.

What is tuckpointing vs repointing?

Repointing is the actual process of removing damaged mortar joints and renewing them. Tuckpointing involves using two different shades of mortar to fill in mortar joints of brickwork.

Which is pointing device?

A mouse is called a pointing device because using it allows you to move the mouse cursor and point to anything on the screen.

What is meant by pointing in civil engineering?

2 Answers. , works at Civil Engineering. pointing is the process of placing of mortar usually cement or lime mortar in the ratio of 1:1 or 1:2 in cement scenario and 1:2 in lime mortar and usually adopted where the exeterior joints of the bricks or stones are not to be covered by plaster. Mostly employed for aesthetical appearance.

What is pointing in masonry construction?

What is Pointing? Pointing is the process of finishing mortar joints, whether it is brick masonry or stone masonry. The joints are raked out 13 to 20 mm deep, and space is filled by appropriate mortar in the desired shape.

What are the different types of pointing?

Different types of pointing are as follows. 1. Keyed Pointing In this type of pointing, the mortar is pressed on the joints joined and finished with the face of the wall. While the pressed mortar is still green, a groove is formed, passing the folded end of a small steel bar ( 6 mm in diameter) straight along the centerline of the joints.

What is struck pointing in brickwork?

In struck pointing, have inclined or sloping pointing face as shown in the image. The upper edge of the joint is about 3 to 6 mm pushed back inside from the face of the brick. This joint helps to dispose of water quickly. When the lower edge of the joint is kept inside from the face of brick or stone, it is called overhand struck pointing.