water supply system in building pdf

Why Ensure a basic and common understanding of the necessary theory to design water supply system. Up till now . Drinking purpose; Cooking Purpose Roof tanks could one single tank for the whole building or separate tanks for each flat. The hydraulics notions useful to design water supply system. This is the best method in which the water is supplied to the community during all 24 hours of a day. i. 1.2. Continuous system. Chapter 9: Plumbing Systems WATER SUPPLY • For cities: surface & ground water • Aquifers: large regions of subsurface water • Deep wells: best source, little or no treatment • PH level: a measure of acidity or alkalinity of water-0-14 with 7 = neutral-Below 7 = acidic-Above t = alkaline• Rainwater is acidic in natural state • Acid rain: sulfur & nitrogen in air. Cold water system-Cold water system provide water for the following purposes. of water supply systems in order to understand how this can be accomplished. An example of a direct cross connection is a piping system connecting a raw water supply, used for industrial fire fighting, to a municipal water system. • An indirect cross connection is an arrangement whereby unsafe water, or other A building is called a high rise residential building if the height is more than 70 meters and the main function of the building is residential. This type of pipe is used for water supply work inside the building. In this system, different pipes are used for different purposes. appliances used for water supply and drainage, as you see the fitting for the washbasin in Fig. In hilly areas, the drinking-water supply pressures will vary depending on the ground elevation. Use of steel pipes in water supply system is suggested when, pipes are subjected to very high pressure (i.e. Continuous system. Drainage system is used to get rid of human wastes through well-arranged network of drainage pipes. A plumbing system consists of pipe fittings and . ... A water supply system is analogous to the human circulatory system. Acknowledgments This is the fourth edition of the Water System Design Manual.Many Department of Health (DOH) employees provided valuable insights and suggestions to this publication. WATER SUPPLY 5.1 PURPOSE AND SCOPE 5.1.1 The purpose of this chapter of the Code is to provide minimum standards for the design, installation and maintenance of water supply and distribution system within a building and its premises. Other manuals in this series are: EM 1110-3-161 Water Supply, Water Sources EM 1110-3-162 Water Supply, Water Treatment EM 1110-3-163 Water Supply, Water Storage EM 1110-3-164 Water Supply, Water Distribution EM 1110-3-166 Water Supply, Fire Protection 1-2. 1.2.1. water supply and an unsupervised supply of unknown quality. • Hot water system … • Common water supply systems • Cold water system •Potable water •Flushing water (fresh or salt water) •Non-potable water • Cleansing water • Fire service • Swimming pool filtration • Irrigation (e.g. Water supply system-cold water system-hot water system. systems. Duration of the training 15 to 30 hours Generality about this course This course is the first part of the Design of Water Supply System … Methods of the water supply system. for landscape) • Fountain circulation • Air-conditioning water, etc. While relatively small quantities will sustain human life, much more is needed for cooking, personal hygiene, laundry and cleaning. NEN 1006 describes the requirements for water systems. In these cases, the water … water to contractors for erecting buildings, parks and recreation, and miscellaneous uses. The heart pumps blood through the arteries, veins, and capillaries to supply oxygen to all part of the body. There are two types of water supplying system. Water is stored in buildings due to the irregular supply supply of city water .Normally water is stored in basement with pump transferring water to roof tanks . drainage and venting systems. Definition-Carries water from the water source, street main or to the building and to various points in the building at which water is used. supply and water quality therefore depends on the full participation of the village population, in particular the women, as they are the main users of water. applicable in selection and planning of supply. As shown in the following pages ,water tanks are provided Water main supply pressures of 8–12 metres (25– 40 feet) can supply a typical two-storey building, but higher buildings may need pressure booster systems. While relatively small quantities will sustain human life, much more is needed for cooking, personal hygiene, laundry and cleaning. 5.1.2 These pipes are wrought steel pipes provided with zinc coating. Water Supply and Distribution System. Intermittent system . ii. a. Plumbing system is used for water supply in building .It supplies water to kitchen toilet outlets via distribution system of pipes. supply authority guaranteeing that the present and future public drinking-water supply pressure will be adequate to serve the building. Water Supply System •Water Main –Supply pipe installed and maintained by a public entity and on public property •Water Service –Pipe from the water main to the building supply pipes •Meter–Measures the amount of water transported through water service •Valve–A fitting used to control water flow (located next to the meter) MAIN Chapter 2 presents a basic understanding of hydraulic fundamentals needed to accomplish water supply testing and evaluation accurately, and Chapter 3 presents water supply system evaluation methods for determining existing water ABSTRACT The provision of clean Water Supply is one of the major factors that greatly contribute to the socioeconomic transformation of a country by improving the health thereby increasing life standard and economic productivity of the society. supply and water quality therefore depends on the full participation of the village population, in particular the women, as they are the main users of water. of a building. 1.2. Definitions. If the public water pressure is inadequate, suitable means shall be provided within the building to boost the water pressure. 86 ... Water systems are constructed in the Netherlands according NEN 1006 “General regulation for water systems”.

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