Pre-excavation locating reduces uncertainty; it does not certify that the ground is empty. The distinction …
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Equally Likely & Not Equally Likely Outcomes
If all the outcomes of a sample space have the same chance of occurrence, then it is known as equally likely outcomes. It is not necessary that the outcomes are equally likely, but during an …
Continue readingTotal Number of Events
Total number of events that occurs in a sample space is known as total number of events. It is the sum of all the simple and compound events. Total number of events can be found …
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Event is the subset of the sample space or event can also be defined as the collection of either one or more than one outcomes of an experiment. It is sum of all possible outcomes …
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Sample space is a list of all possible outcomes of a random experiment. It is denoted by “S”. Each single possible outcome in a sample space is known as element of the sample space. When …
Continue readingWaterproofing Admixtures
Water proofing admixtures specialized in preventing concrete from water penetration. Concrete absorbs water, because there are capillary suctions within the hydrated cement paste that form due to surface tension in the capillary pores. How active …
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Concrete admixtures are not the essential component of the mix, but nowadays their use in concrete is increasing very rapidly and their importance is becoming more valuable. A concrete mix without admixtures is an exception …
Continue readingCement Manufacturing Process
Cement is the basic ingredient of construction and the most widely used construction material. It is a very critical ingredient, because only cement has the ability of enhancing viscosity of concrete which in returns provides …
Continue readingConcrete Underwater
Concrete under water is a very delicate operation because inaccurately carried out concreting creates very serious problems. That’s the reason, experienced persons are required for under water concreting. There are following tips for better placement …
Continue readingWater to Cement Ratio
Water to cement ratio is ratio between the weight of water and the weight of cement that is used in a fresh concrete mix. Water to cement ratio is one the largest single factor on …
Continue readingVibration of Concrete
Vibration of concrete is carried out for the sake of consolidation. The main objective of vibration is to compact the concrete and to achieve the maximum possible density of concrete. Almost 5 to 8% by …
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