10 TYPES OF DOORS USED IN CONSTRUCTION SITE-LCETED

USE OF A DOOR

Door Provide access to the building and to the different parts of the building and to deny it access whenever necessary. The number of doors must be minimum.

SIZE OF DOOR USED IN RESIDENTIAL

Main Door	3′-6″ x 7′-0″
Kitchen	3′-0″ x 7′-0″
Bed Rooms & Similar Rooms	3′-0″ x 7′-0″
Toilets	2′-6″ x 7′-0″

 

ALL DIMENSIONS ARE IN FEET,  SIZE OF DOORS ARE TOTALLY DEPENDENT UPON THE ROOM, OPENING, ITS LOCATION AND THE PURPOSE. ABOVE DATA ARE STANDARD

TYPES OF DOORS

Different types of doors are used, which can be categorized according to the arrangement of shutters, the method of construction, the operating principles and the materials used. The most commonly used doors are briefly described below:

FRAMED AND PANELLED DOORS

This type of door has vertical elements, called panels, and horizontal elements, called rails. The styles and rails are suitable for obtaining panels. Wood panels, A.C. Sheets, glasses, etc. The panels can be flat or raised to get a good look. They can be the single or double shutter. The image shows a sort of panel door. If glass panels are used, they can be called glass doors.

FLUSH DOORS

The shutters of these doors are made of plywood or wooden boards. They are of uniform thickness. These brackets are available with different attractive veneer results. The time it takes to produce such doors on the site is very limited. These doors are suitable for the interior of a building.

USED: Residential And Office Buildings. (INTERIOR)

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LOUVERED DOORS

This doors can be used whenever privacy and ventilation are required. Louvres are glass, wood or AC. The strips of the sheet are fixed on the shutter frame to block the view but allow the air to go free.

USED: Public bathrooms and bathrooms

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REVOLVING DOORS

It has a centrally placed hub in which four radiation shutters are attached. The bottom of the centre pivot is supported by the ball bearing and the top has a push bearing. The brackets may be partially or completely mirrored. The circular space of the gateway is provided in which the brackets rotate. When the brackets are rotated they give the entrance to one side and exit to the other.

USED: Public buildings such as

1.   shops

2.   banks

3.   hotels

4.   theatres

This type door placed where you need to be used regularly. They are much needed at the entrance of refrigerated public buildings.

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SWING DOORS

The swing door has its shutter attached to the frame by twin action springs. So the shutter can move inward and outward. They can be single shutter or double shutter. Since these doors can be opened on either side, it is desirable to provide glass panels or bellows to the user to see the other side of the persons

USED: Offices and banks

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BATTEN AND LEDGE DOORS

Batten are wooden boards with a width of 100mm to 150mm and a thickness of 20mm. Their length opens the door. The battens are connected by horizontal boards called ledges that are 100 to 200 mm wide and 30 mm thick. Usually, three ledges are used, one at the top, one at the bottom and the third at the middle. This is the simplest form of door and cheap.

BATTEN, LEDGE AND BRACED DOORS

If the doors are wide apart from the use of batons and ledges, braces are provided to strengthen the door.

USED: Store Room

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SLIDING DOORS

In this type of door, the shutter sides slide. Runners and guide rails are provided for this purpose. Sliding brackets may be one, two or even three.

USED: banks and offices.

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COLLAPSIBLE DOORS

Steel channels 16 to 20 mm wide are used vertically. They are placed 12 to 20 mm apart. Steel flats with 16mm to 20mm width and 5mm thickness are attached to them. The cylinders are supplied on their top and bottom so that they can pull the shutter or push it sideways with little force. There may be single or double brackets.

USED:

·       Used for security

·       Front doors

·       Bank locker rooms

·       School and college entrance doors.

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ROLLING SHUTTERS

It has a frame, a drum and a blind made of thin steel plates. The shutter moves on the supplied steel guides and can be easily rolled up. width of the door can vary from 2 to 3 m. This counterweight is produced by coil springs on the drum. You can easily lower the shutter.

USED: Additional doors for security purposes

1.             shops

2.             offices

3.             banks

4.             factories

5.             buildings.

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