Construction

Stirrups are placed at proper intervals to beams to prevent them from deformation/shear failure of beam. Stirrups are sometimes placed diagonally and often vertically as well. This is done to …

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The following are the important properties of cement mortar When water is added to the dry mixture of cement and sand, hydration of cement starts and it binds sand particles …

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The various causes of pile failure are Dislocation of reinforcement while casting. Inaccurate determination of the bearing capacity of the pile. When pile load is greater than the design load. …

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The concrete cover must have a minimum thickness for three main reasons To protect the steel reinforcement bars (rebars) from environmental effects to prevent their corrosion; To provide thermal insulation, …

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Cement paste normally provides a highly alkaline environment that protects embedded steel against corrosion. Concrete with a low water-cement ratio well compacted and well cured, has a low permeability and …

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Methods for unloading reinforcing bars vary with the type of structure and the position and means of access to the site. The bars should be unloaded at a place where …

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Reinforcement fabrication is the process of assembling reinforcing steel bars into mats or cages prior to concreting at the site. At present, fabrication including decoiling, cutting and bending is primarily …

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Sea sand should not be used for the following reasons: It contains salt and hence structure will remain damp. The mortar is affected by efflorescence and blisters appear. It contains …

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