Types of pipes used in water supply pdf

Water pipes can range in size from giant mains of up to 3. 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. Polyethylene piping systems field manual for municipal. Types of plumbing pipes used in building construction. Pvc pipe is only made to handle cold water, as hot water will cause the pipe. Introduction to water supply systems ced engineering. They include unplasticized pvc pipes that is commonly used in cold water systems, plasticized pvc pipes used in low temperature and low strength applications and chlorinated pvc pipes that are designed to withstand high temperatures. Cpvc water pipe cpvc water pipe are very useful in supply hot and cold water. This, of course, settles the supply feature, and the plumber simply provides the house and yard pipe, 58inch or larger main, according to the character of the work. An indirect cross connection is an arrangement whereby unsafe water, or other. For plumbing and water supply, some of the commonly used and best pipes are as under. What types of pipes are used for underground water supply.

They are dipped in zinc during manufacturing process to prevent corrosion. All pipes, valves, taps and other fittings used for the supply of drinking water or the removal of wastewater must not contain harmful substances above the speci fied amount that could leach into the water. This type of pipe was popular in houses built before 1960 replaced lead pipes for water lines. Rigid pvc pipes are used for distribution of water. Sa water has for operational and maintenance purposes determined all acceptable pipe material types andtheir mini mum allowable pressure rating pn. There are different types of drainage pipes for every purpose. Even in highly corrosive conditions, galvanized pipes can last up to 100 years. What are the different types of pipes used in a water supply. Headwork building ventilation ofccl uolani t and sedimentation ventilation laboratory exhaust emergency fuel supply. These pipes are most commonly used in water distribution system mainly because of the following reasons. They are of utmost importance, as they accomplish the most important task of disposing waste water.

Materials commonly used to construct water pipes include cast iron, polyvinyl chloride. Or vice versa some pipes are used only for cold water or gas. These pipes are mostly used inside the building for water supply work. The selection of the types of pipe for utilizing any purposes is adopted according to the design criteria, material availability, cost, and other.

The problem with galvanized steel pipes is eventually the zinc coating erodes which then results in rust source. Galvanized pipes are typically used in the following applications. As already mentioned, various types of fittings like elbow, gasket, union, etc. Use of these heavy duty pipes is diminishing, as it is being replaced by pex pipe, which is less expensive and just as durable. It was once the most common type of pipe for water supply lines, but because labor and time that goes into cutting, threading, and installing galvanized pipe, it no longer used much, except for limited use. Materials commonly used to construct water pipes include polyvinyl chloride pvc, cast iron, copper, steel and in older systems concrete or fired clay. Supplementary guidance for the selection of water pipes in. Full text of rural water supply in nepalpipe and fitting. It is a short piece of pipe with a 90degree branch at center. Water systems of ancient times relied on gravity for the supply of water, using pipes or channels usually made of clay, lead, bamboo, wood, or stone. Dec 15, 2017 pipes plays an important role in plumbing and are also an important aspect of water supply system.

Cast iron pipe is widely used for city waterdistribution systems because of its high resistance to corrosion and consequent. This particular type of pipe is best used for water lines, as gas lines can cause the zinc to corrode and damage the pipe or block the entire system. Pex, or crosslinked polyethylene, pipe is one of the newest and most popular pipes to hit the plumbing market. Skeletonizing is the replacement of a series of pipes. A pipe that facilitates the transfer of water from one place to another is known as a drainage pipe. There are two types of tee used in piping, equal straight tee and. There are several different types that are typically used in pipelines, some of the. Chlorine compounds usually destroy pathogens after 30 minutes of contact time, and free residual chlorine 0. A coupling makes it easy to connect two pipes that have the same diameter and are the same type. Water supply pipes to be used in brownfield sites ref 10wm0321. These pipes are very light in weight, lower in cost and easy to install. There are several different types that are typically used in pipelines, some of the most popular include balls, butterfly, check and gate valves. The most common pipes used today are copper, pvc, or abs. Logs were used for water distribution in england close to 500 years ago.

The flow of water or other liquids, mixtures or substances into the distribution pipes of a potable water supply from any. This galvanized coating keeps the water from corroding the pipe. Hdp plastic pipe for distribution pipelines gi for service pipes in tanks and for stand pipes pipe. Copper pipes are commonly used in the construction industry for water supply lines and refrigerant lines in hvac heating, cooling, and airconditioning systems. Standards for materials used in plumbing systems world health. The varieties include large diameter main pipes, which supply entire towns, smaller branch. Copper pipes can be manufactured as soft or rigid copper and offer excellent corrosionresistance and reliable connections. Drainage system is used to get rid of human wastes through wellarranged network of drainage pipes. These ducts can be used as a cost effective alternative to stainless steel. Plumbing valves are controlled liquid passes from one pipe to another, can be found throughout a home. Galvanized steel pipe was used for decades for drainage, water supply, gas supply, and any number of other purposes. In every building, sufficient quantity of water should be available at required locations to meet various needs of occupants. Water distribution pipes are also sized by using assigned fixtureunit ratings. We will discuss the three types of piping systems and the four basic piping distribution designs used to supply and return water to hvac hydronic equipment.

The choice of one or the other depends on where theyre used and where they need to be installed. Preface the purpose of this course is to give foremen a brief introduction to the types of pipe and fittings most commonly used in the construction of community water supply systems in nepal. The plumbing water supply system consists of water supply and distribution pipes, taps, valves, storage tanks etc. Water distribution pipes sswm find tools for sustainable. It helps in changing the direction of water supply from main pipes to subsidiary pipes. Equivalent pipe is a method of reducing a combination of pipes into a simple pipe system for easier analysis of a pipe network, such as a water distribution system. Besides these, there are other pipes commonly used for water distribution such as asbestos cement ac pipes, reinforced concrete rcc pipes, prestressed reinforced concrete psc pipes etc.

This document overrides all other instructions issued on the use of pipe. There are various ways in which it may be necessary to obtain the water supply for a building. In the 1950s, the three most popular pipes used for the house freshwater supplyand this includes the hot as well as the cold systemwere galvanized steel, brass pipe and copper tubing. There are generally two types of pumps used for potable water pumping applications. Trap collar while joining two pipes in the same length, collar is used. Along with a normal coupling, two other types are the compression coupling and slip coupling the compression fitting is connected between two pipes. Distribution system have series of pipes of different diameters. Pipes are generally available in nominal diameters of 10mm to 110mm in straight lengths or coils. Pvc pipe is a type of plastic plumbing pipe primarily used to transport high pressured water.

Heres a quick look at types of pipes commonly used. In this guide, the term plastic pipes is used to cover all of these pipes, unless otherwise explained. It is used to turn water on or off at fixtures such as a lavatory. Adapters are used to extend runs, or to simply change the connection type at the end of a pipe. There are a few different types of pipe that are used for plumbing. Types of pipes used in water supply system ci pipe. The galvanized coating prevents rusting, and gives a dull gray appearance. A remedy can be approved water hammer arrestors installed at critical points in the line.

Chlorinated pvc cpvc pipes which can withstand higher temperatures upto 120 0 used to carry hot water for pipes used in soil and waste water discharge systems, the thickness of the wall will be larger than that of used for roof drainage. Pipe tee is used for distributing or collecting the fluid from the run pipe. Find out the basics about the different types and their appropriate usage. Copper pipes are probably the most traditional plumbing pipe used due to their extensive duration and reliability. Galvanized pipe is steel pipe that has been treated with a zinc coating. Pipeline water transmission has replaced the traditional means of water conveyance in kenya e. C7 types of line and levelling instruments for laying pipelines. Perfectly differentiated the types of pipes used in water supply system. Different types of plumbing pipes are used in building construction works for various purposes such as water supply, drainage, waste disposal made of different materials. Introduction to pumping stations for water supply systems.

Galvanized pipes are used for water supply lines, well pump and some irrigation applications. It supplies water to kitchen toilet outlets via distribution system of pipes. Any part used in connection with water supply, distribution, measurement, controlling, use and disposal of water is known as a pipe fitting fig. These ratings are different from drainage fixture units, but the concept is similar. On the other hand, the mere provision of water and sanitation infrastructure will not, in itself, improve health. Plumbing system is used for water supply in building. Its aim is to ensure that the correct materials are selected for water pipes and components to be used below. This, of course, settles the supply feature, and the plumber simply provides the house and yard pipe. Materials commonly used to construct water pipes include cast iron, polyvinyl chloride pvc, copper, steel or concrete.

Because climate and site conditions often affect a pipes performance, its best to consult local codes or a building professional before installing an underground water supply. I pipe is used to supply water, gas or any other liquid inside the building. Concrete ring tank sections can be used to form water tanks. I want to change my pipe fittings and your post helped me a lot in selecting the best pipes at. Because climate and site conditions often affect a pipes performance. Every municipal water system has to have a water supply source that is both adequate and reliable for the city to be served. The varieties include large diameter main pipes, which supply entire towns, smaller branch lines that supply a street or group of buildings, or small diameter pipes located within individual buildings. They provide superior corrosion resistance, great material to be used for hot and cold water. In addition, therange of allowable pipe diameters for pipes used in various water supply applications has also been specified. The plumbing system consists of the entire system of piping, fixtures and appliances used for water supply and drainage.

A water pipe is any pipe or tube designed to transport treated drinking water to consumers. The use of certain materials for the production of pipes terminated because of technological backwardness. Heres a quick look at types of pipes commonly used in homes, beginning with the. Commonly used metal pipes can withmore water hammer but they also fail in severe cases.

Types of pipes used in water supply system engineering. Many different types of plumbing pipes can be used in a residential home or commercial building. For example, homes built before 1960 used galvanized steel or cast iron dwv drainwastevent pipe systems. Cpvc water pipe cpvc water pipe are very useful in supply hot and cold water inside and outside of a house. Types of pipes used in water supply system daily civil. However, when dealing with older homes, you might encounter a number of other piping material. Types of pipe fittings used in piping a complete guide. Chapter 9 water supply the importance of hygiene promotion in water supply and sanitation introduction the principal purpose of programmes to improve water supply and sanitation is to improve health. Plumbers use several types of pipes to construct underground service and water lines, including synthetic and metal pipes. Types of pipes used in water supply pdf new brunswick.

Two additional types of pipe are sometimes found in older homes and are infrequently installed, especially by doityourselfers. Pvc water pipe pvc water pipe mostly used as home and building supply. Using the right piping material for your plumbing application. Brass and galvanized piping can be used for other types. Here are different types of pipes used in a water supply along with their key characteristics as follows. Water hammer, the knocking often in pipes, is a serious threat to plastic pipe. Because climate and site conditions often affect a pipe s performance, its best to consult local codes or a building professional before installing an underground water supply line. Plumbing and sanitary items used in building construction.

All pipes, valves, taps and other fittings used for the supply of drinkingwater or. Hello everyone in this video i am going to show you types of pipes used in water supply system ci pipe steel pipe gi pipe copper pipe pvc pipe in urduhindi. Pex, copper, and pvc are different types of plumbing pipes that can be used. The most common types of copper pipe used in construction. Hollowed wooden logs wrapped in steel banding were used for plumbing pipes, particularly water mains. Various types of new material and fittings have replaced traditional material, for.

Different types of pipes and tips for choosing the right one. For distribution system pipes generally used are gi, copper, hdpe, cpvc, mostly now a days cpvc plastic pipes are. Types of pipes commonly used in water supply system the. The use of different types of pipes for water transmission in kenya i abstract. Commonly used pipes for plumbing system are listed below.

Types of plumbing and drainage systems used in buildings. Longevity is particularly important for inaccessible pipes, such as underslab supply lines. This has greatly boosted the supply of portable water for use especially in irrigation and domestic use. Galvanized steel pipe hdpe high density polyethyline this type of pipe tubing is used. Apr 29, 2016 pvcplasticpolythene pipes supply of cold water in external and internal plumbing work. Copper pipe is mostly used for hot and cold water distribution, as well as. In order to simplify the analysis, skeletonizing is used. An equivalent pipe is an imaginary pipe in which the head loss and discharge are equivalent to the head loss and discharge for the real pipe. Types of pipes used in water supply system ci pipe steel. This allows dissimilar pipes to be connected, without the need for a more involved setup. May 05, 2020 galvanized pipes have been used in homes for years, typically to carry water in and out of the house. May 06, 2018 hello everyone in this video i am going to show you types of pipes used in water supply system ci pipe steel pipe gi pipe copper pipe pvc pipe in urduhindi. Aug 30, 2019 plumbing valves are controlled liquid passes from one pipe to another, can be found throughout a home. Of these three, in the 1950s galvanized steel was the least expensive and has been used for years in domestic plumbing systems.

The primary water source of water for washington, dc, is the potomac river. The usual course in cities and towns is to employ the municipal water works service. Chapter 19 water supply and sanitation 415 basket tank, the curved sides contribute to the strength and life of the tank. Water piping and pumps distribution systems 1 introduction in this tdp module we will cover major topics associated with chilled water piping, and to a limited extent, hot water piping.