What is Laitance and its effects
What is laitance laitance is generally caused by bleeding of concrete. The certain quantity of cement come on the surface in case of bleeding. This formation of cement paste is called Laitance. …
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LOADING IN BUILDING STRUCTURES (AS PER IS:875)
All the structural design for the worst combination of different Load likely to be encountered by the structure in their lifespan. The various type of Loads likely to act on a structure are: Dead load live load wind load Snow Load Seismic load Dead load:- Dead load is due to the self weight of the structure. …
How to do Anti Termites Treatments in a building by chemical ?
Anti-termite treatment is the treatment given to the structure to protect it against Attack by subterranean termites, using a suitable chemical. The chemical barrier is a layer of soil in contact with the structure that has been suitably treated with approve chemical, so as to form an impervious barrier to kill that termites. The following …
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Trigonometric Angle Calculation
I always had trouble in calculating the angles because I did not remind the table that’s why I had trouble in calculating the angle by the table. All my friends remembered the table but it was difficult to me to pass the exam paper without angle, so I started harassing my teacher and asked him, “Sir, …
KEY OF SAFETY
Housekeeping is a process that keeps the site clean and safe. If we work on the project, there are some areas where there is no lighting, if we do not keep clean, then it becomes a big accident. Safety Instructions On the site, we should have an instrument that can protect our face, head, ears, …
What is meant by Plastering & procedure of plastering ?
Plastering:- Plastering is a layer of cement mortar that protects the structure from external Agencies like rain, sun, storm or improve the impermeability of structure and also give the aesthetic appearance to the structure. For the internal area a 10 mm thick layer is applied and for the external area, we applied 12mm thickness plaster. …
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BS EN 1504 : Repair and maintenance of building
Cracks:- Due to some faulty design, settle down of foundation, the decay of building material, and due to improper curing, a horizontal, vertical and inclined split line developed in the structure is called cracks. Causes of cracks:- Faulty design Curing is not proper Settle down of foundation Internal stresses Developed across …
What is waterproofing ? Types and Advantage of waterproofing
Waterproofing :- The process of making a surface or a structure element impermeable, so that water does not pass through. It also be designed to prevent the water percolating through a surface under pressure due to high water table and under seepage due to gravity. SOURCES OF DAMPNESS :- Dampness of building is generally due to …
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What is an Earthquake : Earthquake causes and effects
When rocks of the earth crust are suddenly disturbed , vibration are caused which spread in all direction from the place of disturbance. The passage of vibration through the rocks may induce a local and regional shaking in them and the shaking movement may last for various fraction of time is an earthquake. Cause of …
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