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CONCRETE CURING METHODS

The Constructor

Both the rate and degree of hydration, and the resulting strength of the final concrete, depend on the curing process that follows placing and consolidating the plastic concrete. This reaction, called hydration, produces a stone-like substance—the hardened cement paste.

Concrete 190
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Important Things to Know Before Building a Commercial Building

Construction Marketing

There are several different options including concrete, metal, and fabric. Concrete buildings can withstand more environmental wear over time, while metal buildings are low on maintenance, and fabric buildings can be put up and taken down easily. . With metal buildings, they should be inspected and cleaned once a year.

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Trending: The Rise of Prefab and Modular Commercial Construction Techniques

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Prefabricated elements such as pre-cast concrete walls, which Englewood installed for a Blain’s Farm & Fleet store in Romeoville, Ill., Not all that long ago, when I was still a young laborer in the field, many items such as millwork, ductwork and mechanical components were still frequently fabricated on the job site.

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MATERIALS FOR FORMWORK

The Constructor

Thicker plywood may be used when the weight of concrete causes a standard thickness plywood to bow out, distorting the concrete face. Steel: Steel is also used in pre-fabricated formwork. Purpose made steel forms are fabricated when dimensional tolerances are critical, or when the forms are planned to be re-used.

Materials 202
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FORMWORK AND GOOD FORMWORK PROPERTIES

The Constructor

When concrete is fresh and in its liquid state it must be restrained within a mould in order for it to set in its required shape. A smooth outer surface provides the main support for the concrete as it sets. Concrete is approximately 2.4 Formwork is the term used to describe this mould. This is normally made of plywood.

Concrete 223
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COMMON STRUCTURAL FAILURE CAUSES

The Constructor

2) poor communication between the fabricators and erectors. (3) The most common causes of structural failures are: (1) Poor communication between the various design professionals involved, e.g. engineers involved in conceptual design and those involved in the supervision of execution of works. (2)

Concrete 230
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POST TENSIONING IN REHABILITATION OF STRUCTURES

The Constructor

Encase the beams by concrete. The beams connecting these columns were encased with 75mm thick micro concrete. Provide 8m long structural steal beam below the existing beam. But this option was rejected as the steel beam was affecting the head room in the floor. This option was also affecting the head room and was too costly.

Concrete 213