Precast Concrete Walls
The construction industry has changed entirely with the introduction of precast concrete walls. First, builders used them for industrial and commercial buildings and now they use them for residential schemes as well. The reasons for this high popularity of precast concrete walls are many. Mainly, constructors could minimize accidents when using precast concrete walls. Workers succumb to major injuries and fatal accidents when working on traditional on-site building sites. It is the same with poured concrete walls as well. Nevertheless, when building with precast concrete walls, mishaps and accidents are simply reduced as fixing them is easier than with other methods of wall making.
In addition, when pouring concrete at sites, builders mostly end up with unleveled final products. They are not perfectly square and plumbed as well. On the other hand, precast concrete are perfectly level, plumbed and square, as experienced workers produce them in factories under well-educated engineers and technicians. The only necessary factor is to supply them with right dimensions and they follow them meticulously. When the precast concrete walls are transported to the relevant site/s, assembling them does not take up much human resources and time.
Further more, the energy efficiency of precast concrete walls are amazingly high. A foundation concrete wall is fitted with concrete ribs keeping space of approximately 2 feet. You can reinforce these spaces with fiberglass batts after installing electrical, or any other such fixtures. Since precast concrete walls are reinforced with steel rods, their strength is unmatched. As you already know, steel has great tensile strength and when they are in precast concrete walls, they acquire natural resistance to crack formation and keep the soil of the walls beyond destructible elements.
With conventional poured concrete walls, you will not find vertical steel bars. They only have four horizontal bars that run around the base. Two are on the top while the other two are at the bottom. It is true that horizontal steel patterns could also prevent cracks, but they only restrict cracks on the top and the bottom. Nevertheless, with precast concrete walls, the cracks that might occur in any place of the wall are restricted to a higher level. The precast technique of concrete is necessarily reinforced with vertical steel, as the standard procedure for the precast concrete industry requires vertical reinforcement as well as other safety measures equally well.
More and more buildings are constructed with precast concrete walls today. Manufacturers do not take much time for producing precast concrete walls. Fixing them at the site is also easy. At both these stages, the cost of human resources and time could be reduced considerably. In addition, you have many advantages with precast concrete walls. Durability, low accident rates, high availability are only some of them.
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