Mainly used in the construction of single-storey houses and townhouses, the raft is a kind of superficial or direct foundation that distributes the entire building load evenly on the ground and is very important for foundation repair as well. It is a continuous slab of concrete that is presented as advantageous alternative in many cases, the deep foundations.
This foundation repair is a solution applicable to most types of soil. As there is even distribution of load, radier admits a soil with less resistance than that necessary to foundation in one. Depending on the characteristics and scale of the project, the radiers can be executed in reinforced concrete, fiber reinforced concrete or pre stressed concrete.
Radiers reinforced concrete or reinforced with fibers, they are usually used for building houses or low-rise buildings with no more than four or five floors. Perfect for foundation repair Houston.
Nelson Gerab estimated that 12 workers can perform five radiers a day to 50 m² houses – a point guard, three assistants, an electrician, a plumber, and in concrete, three masons and three helpers.
Before you start preparing the base of the raft, the soil should be strictly capped. Therefore, the topography team makes the spot check and, if necessary, can point adjustments to be made on the ground. The professionals of foundation repair Houston definitely know this.
The next step, plumbing, sewage and boxes and passages of electrical installations are mounted. Rossi uses in condominiums story houses and townhouses, pipe buried under the raft and enveloped with sand. In buildings, we avoid the passage of hydraulic pipe under the raft. In this case, perform a horizontal shaft on a sunken raft. The foundation repair Houston is also ready for this.
Basis of preparation
The raft has a gravel layer of about 7 cm, which allows fine-leveling of the land and avoid contact of the frame with the ground. One can use spout 1 or compacted gravel and stone powder race. On it, place a plastic bag, which helps in waterproofing and not let the cream of fresh concrete down into the gravel.
The metal molds are advantageous on larger projects, with concreting of repetition. The Prestressing Impact, points out that, in the assembly, the meetings and the locking parts have to be checked before proceeding to the concrete. It is important to always have a foundation repair Houston company to help you have the best foundation repair possible.
In the case of reinforced concrete raft can be employed metallic screen – single or double, with or without reinforcement in the walls, according to the need checked by the design engineer. On mooring, attention should be paid to the minimum coatings of fabrics and positioning the starter armor and irons lightning rod. The coatings must be secured with plastic spacers, steel trusses and metal crabs. That is why hiring a famous company such as foundation repair Houston is so important.
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