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Showing posts from September, 2019

Process involves in wastewater treatment

There are four  main steps that have been practiced over the year Preliminary treatment Primary treatment Secondary treatment (or biological treatment) Tertiary treatment The above four steps are sufficient to treat the wastewater. Preliminary treatment involves separating the floating impurities (like Wood, dead body, plastics, etc) from the wastewater To remove these types of impurities we use large size of screens and the process is called screening .   After the screening process wastewater passes through the grid chamber. Grit chambers are used to remove grit present in the wastewater like gravel , sand, broken glass , fragments of metal, and inorganic solids. It prevents damage to the pumps, and to prevents their accumulation in sludge digesters. Primary treatment In primary treatment, we have to remove fine small particle that is silt that couldn't extract from about process. to remove the silt particle we are going to use a sedimentation tank  Feature of sedimen...

How civil engineers design buildings

I'm sure everybody is curious to know about it especially those who are not civil engineers. I'm here to explain to you how civil engineers design buildings and they find building stability in a very simple way so you have to read this article carefully. there are two-part of building design while we design a building. Functional design Engineering design   The functional design is generally done by the architecture. they just prepare the layout of the building. they are concerned about the beauty and comfort of the building for that they provide proper orientation of the building so that wind can circulate all over the building and the impact of the sun rays minimum on the building. you can read the role of architecture from the given link Engineers are responsible for the strength of the building wheater the building will collapse in his life spam or not. We are concerned about the stability of the building when various type of load occurs on the building ...