A Cabanga Africa Publication

Africa Thinks Here

On-the-ground business intelligence in Botswana and Lesotho, since July 2019.

Construction

July 27, 2024

My first year in China I never really to understand ,how I would wake up one morning and there is a new building next to my hostel this is something that would happen over night.Construction of buildings that are ten storeys high can take up one month to be erected, this is because they don’t use the tradition way of construction that we use in Zimbabwe.

Before I knew and understood prefab technology I would think maybe they would have hired thousand of masons and brick layers for them to complete building in one month.Surprisingly prefab construction uses less labourers on site. It is said to be cheaper than than the traditional way of building and the buildings are also durable.

Prefab technology consists of factory made components or units that are transported and assembled on site to form a complete building. Meaning that there is no mixing of concrete on the site everything is done at the factory and the site is the place of assembling the components to complete a building

The disadvantage of prefab technology is that, it eliminates work force.For an example a ten storey building might need two hundred labourers, but with prefab the same building might only need 10 labourers to help lay out the panels and control the machines that are moving the panels.

This technology is very fast and efficient, especially in building societies like our own national building society, prefab makes construction of thousand units faster than than normal.The down side of this technology if implemented in Zimbabwe is that it leaves many people unemployed especially the masons as everything will be done in a factory.However sooner or later we will need to move forward and engage technology that is being used in developed countries

In April 2015 a Chinese construction company claimed to be the world’s fastest builder after erecting a 57 storey skyscraper in 19working days in central China.China has over 7000 prefab manufacturers.Which means there are plenty of low grade too.

中国的预制建筑商一直是建筑行业的重要组成部分。该国是世界领先的模块化建筑产品生产国。 但是,他们最大的优势一直是节约成本。现在,开发商正在越来越多地把中国的预制与质量联系 在一起。

然而在非洲,预制技术还没有实施,即使有很多的建设正在进行。

津巴布韦没有预见到,我们仍然在用建筑方面的传统方式,效率不高。

十层建筑的建设可能需要两年时间才能完了。

中国的预制件制造商应将其视为津巴布韦的商业机会。

By The Moakanyi Desk

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