What is Photocatalytic Self-Cleaning Concrete? Self cleaning concrete is produced by adding catalytic material to the concrete mixture. It is a new construction material that has been developed in the past three decades. The most prominent properties of the type ...
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Laser Crack Measurement System for Pavements – Application and Advantages
Laser crack measurement system is highly developed technological methods of inspecting pavements which has been used extensively around the world. Advantages and applications of laser crack measurement system for pavements are discussed.
Checks for Fixing Reinforcements in Formworks of Concrete Structural Members
There are several checks such as condition of reinforcement and formworks, accuracy in steel bar bending, joints and dowel bars, etc. need to be carried out prior to the embedment of reinforcements into the formwork. Checks for Fixing Reinforcements in ...
Concrete Discharge Time Requirements and Consequences of Exceeding Time Limit
Concrete discharge time requirements ensures that hardened concrete would meet requirements set at design stage. It is the time available for placement of concrete in formworks after it has been mixed. When water is added to dry mixture, chemical reactions ...
Methods of Pouring Concrete as per Recommendations of ACI 304R-00
Concrete pouring is a crucial process which not only needs properly qualified persons but also considerable focus and concentrations. Almost all codes have established certain specifications to ensure proper concrete pouring and prevent its segregation. In this article, correct concrete ...
Practical Methods of Providing Concrete Cover to Reinforcement
The concrete cover thickness is a major protection measure that prevents corrosion and deterioration of reinforcement steel bars. There are number of approaches that have been used to make sure that the exact required cover thickness is obtained during construction. ...
Cement Consumption Coefficients for Various Construction Works
Construction works involving cement as one of the material requires cement consumption coefficients for estimation of quantities and cost of such works. Coefficients of cement consumption works for various construction activities involving cement mortar, concrete etc. are presented in table. ...
Concrete Resurfacing – Repair of Concrete Floor or Pavement Surfaces
Concrete resurfacing is a method of rehabilitation of tone or damaged concrete floor or pavement surfaces to make it available for use without the reconstruction of the whole structure. Before undergoing any kind of method as a part of resurfacing ...