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JSS3 Basic Tech Third Term: Building (Walls)

Wall

Walls are continuous vertical structure of a building which are built primarily to perform any or a combination of these functions:

i. Enclose space, as in the external walls of a building, boundary or fence wall, reservoirs, and so on.

Ii. Divide space as in partition and compartment walks.

iii. Carry load and provide support for other elements and fitments for the building structure like the load of the floor and the roof above, windows, electrical fittings, air conditioners, sanity and water supply fitments.

Walks in the building can, in addition, be used as a shield against bad weather; some are used for screening spaces from view, and yet some are also used for decoration. Walls may or may not be constructed to carry any load.

Materials for making Walls

There are variety of materials for the construction of walls in Nigeria, walls are with any or combination of these materials – grasses, leaves, tree branches, tree trunks, timbre, stone, mud, bricks of clay, sand, concrete blocks, metal sheets, concrete, timer products (manufactured wood), synthetic materials and glass, curtain, zinc. Some of these walls are shown.

Types of Walls

Walls may be classified according to the materials for which they are made of or according to the purpose they serve…

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JSS3 Basic Tech Third Term: Building (Walls)

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