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Concrete Properties

What Factors Affects Air Content of Concrete?

Generally, concrete is required to be air entrained event if it is not exposed to freezing and thawing due to important benefits that concrete...

What is the Basis for Selection of Concrete Mix Proportions?

The decision on selecting concrete mixture proportion is the process of optimizing number of favored properties based on the requirements of the project. In...

M40 Grade Concrete Mix Design as per ACI Method

M40 grade stands for it’s a mix of concrete with a characteristic compressive strength of 40 N/mm2. The mix design procedure for M40 grade...

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...

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...

Concrete Cover Specifications for Reinforcement in Different Codes

Concrete cover is assumed to be the first measure considered to prevent influences of aggressive elements on the reinforcement steel bars. That is why...

Measurement of Air Content in Concrete by Pressure Air Method

Measurement of Air Content in Concrete Air content of concrete is measured by the pressure air measurement method which is based on the principles of...

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