A road drainage system must satisfy two main criteria if it is to be effective. The internal drainage of most agricultural soils is good enough to prevent severe waterlogging anaerobic conditions that harm root growth, but many soils need artificial drainage to improve production or to manage water supplies. Drainage is the system or process by which water or other liquids are drained from a place. Local councillor jeff james, former leader of the vale of glamorgan council, said. Drainage is the natural or artificial removal of a surfaces water and subsurface water from an. Drainage definition is the act, process, or mode of draining. The typical surface system consists of field drains, field ditches, a main collection ditch, and an outlet.
When designing the total system, consider potential land use changes and initial system costs. What are drainage systems and the geographical factors affecting a drainage system. Equally, the drainage system of a road needs to be carefully adjusted so it does not conflict with the drainage systems on adjacent farmlands. After a brief introduction into the need for drainage in agricultural lands.
Drainage system geomorphology, patterns formed by streams, rivers, and lakes in a drainage basin drainage system agriculture, a system by which water is drained on or in the soil to enhance production sustainable drainage system, designed to reduce the potential impact of development. Irrigation and drainage improvements are not necessarily mutually exclusive. Independent drainage systems service individual compartments or groups of compartments, such as the engine room, the holds on drycargo vessels, the pump compartments on tankers, and the magazines on warships. Designing and constructing drainage systems require expert advice from engineers to make sure that water flows away quickly and smoothly and is disposed of. The three types of land forming are discussed first, followed by the.
The first consideration in planning an irrigation project is developing a water supply. Line the pots with pebbles to ensure good drainage. The indus valley civilization had advanced sewerage and drainage systems. A simple but comprehensive definition of adequate drainage is the removal of. This chapter focuses on improvements to local drainage systems. Separate sewer systems are designed to convey wastewater and stormwater in separate pipes sanitary sewer systems collect and transport wastewater storm sewer systems collect and transport stormwater runoff sanitary sewer systems may also collect wet weather flow via illicit connections from house drains or storm sewers, as well as through. Drainage systems are in place to remove the excess water in development. This work had been conducted under the guidance of dr a. Modern irrigation system planning and construction water supply. Consequent streams are the first streams to be originated in a particular region. In clay and concrete pipes usually 30 cm long and 5 10 cm in diameter drainage water enters the pipes through the joints see fig. Drainage system article about drainage system by the free. As the term implies, a surface system is designed to remove water that collects on top of the soil. Classification of drainage systems of india pmf ias.
Information and translations of drainage system in the most comprehensive dictionary definitions resource on the web. Drainage meaning in the cambridge english dictionary. Drainage system article about drainage system by the. Drainage systems definition of drainage systems by. An efficient drainage system is therefore essential to allow. Surface drainage diverts excess water from the soil surface directly to streams, thereby reducing the amount of water that will move into and possibly through the soil. Figure 1 classifies the various types of drainage systems. In cases where increased stormwater from nearby land development resulted in installation of a new drainage system or modification to an existing drainage system, the land developer would be responsible for obtaining appropriate permits and paying for the work. Classification of drainage system of streams drainage. Drainage system in geomorphology, a drainage system is the pattern formed by the streams, rivers, and lakes in a particular drainage basin. The drainage system should be designed to allow for adequate circulation of air within the system, thereby preventing the danger of siphonage or unsealing of trap seals under normal working conditions. Proper drainage is important because not all plants prefer moist conditions. The drainage system should be so designed as to guard against fouling, deposit of solids and clogging.
In some instances one makes an additional distinction. Drainage of irrigated lands 43 chapter 6 surface drainage systems as was discussed in chapter 3, a surface drainage system always has two components. The main elements of a drainage system are the regulating, protective, and conducting networks, which make up the drainage network. The system should have access to atmospheric pressure and venting of foul gases by vent pipes. For both drainage networks and treatment systems, significant further investment may be required in many areas to prevent system breakdown. In this article we will discuss about the sequent and insequent drainage system of streams.
Drainage is the natural or artificial removal of a surfaces water and subsurface water from an area with excess of water. It shows the field or internal and the main or external systems. Poorly drained stormwater forms stagnant pools that provide breeding sites for disease vectors. Geographical information system gis has emerged as an efficient tool in delineation of drainage pattern and ground water potential and its planning. Drainage system definition of drainage system by the free. Basic concepts of drainage question drainage systems. Modern drainage systems may be divided into two categories, surface and subsurface. A drainage system can include anything from gutters and drains in houses to remove rain water, storm water systems t. The drainage of the soil can be accelerated by the use of surface and subsurface drainage practices. In this series of lectures main drainage systems we shall discuss the procedure to design a main drainage system. Control of the groundwater table by means of buried pipes. Drainage systems definition of drainage systems by the. Drainage is a component of the global hydrologic cycle. Drainage system products have features other than surface finish and channel gradient that provide far greater opportunity for bacteria to become entrenched and thrive.
Drainage system open drain, closed drain, importance, uses. Due to soil composition, land grading, and other pertinent factors, drainage systems are often needed to keep lawns and landscaping from becoming oversaturated or flooded. Rain and ground water drainage systems for buildings. Drainage systems article about drainage systems by the. It happens in areas where there has been much geological disruption, such as earthquakes and mountains forming. In case the public sewer system is not available, a safe and nonpolluting drainage system must be ensured. Drainage systems definition of drainage systems by medical. Drainage definition and meaning collins english dictionary. In nature certain minerals such as sand provide rapid drainage, while heavy minerals like clay can restrict drainage. A survey on the surface water drainage system in west bengal and the pollution. A storm drain is defined as that portion of the storm drainage system that receives runoff from inlets and conveys the runoff to some. Drainage systems article about drainage systems by the free. Lawn drainage is an issue that homeowners can face in texas.
The main drainage system consists of some collector drains and. Good drainage systems quickly remove excess surface and subsurface water from the paddock. Included in a surface drainage system are the roadway crown, shoulder, curbs, gutters, drop inlets, storm drains, ditchesswales and pipesculverts. Drainage is the process in which water leaches downward from the upper soil layers to lower layers, or how surface water is removed. A typical highway drainage system includes conveyances of all types. Chapter 8 research on drainage materials food and agriculture. Turn to advanced drainage systems ads for your water management solutions. The flow of water through welldefined channels is known as drainage and the network of such channels is called a drainage system. The drainage system carries surface water from where it falls or where the snow melts through channels to a receiving body of water.
The function of the field drainage system is to control the water table, whereas the function of the main drainage system is to collect, transport, and dispose of the water through an outfall or outlet. Drainage systems can be separate for stormwater and sewers but sometimes both these. Figure 4 surface drainage to remove excess water from the land surface. Drainage system geomorphology, patterns formed by streams, rivers, and lakes in a drainage basin drainage system agriculture, a system by which water is drained on or in the soil to enhance production. These streams have their courses in accordance with the initial slope of land surface. The oressa drainage system, which is located in the oressa river basin byelorussia, covers 98,500 hectares ha, of which 51,500 ha is moistened by drains during dry periods using water from a reservoir with a volume of 39. It also assist to understand the need for drainage and the components out of which a drainage system is built up and provided them knowledge on the principles of irrigation water management. For example, in an area which has a lot of buildings like residences and shops, there cannot be open drains that flow through the areas.
A drainage system is an arrangement to move liquids away from where they are not required for disposal in appropriate locations. Nov 20, 2018 drainage is the process in which water leaches downward from the upper soil layers to lower layers, or how surface water is removed. Drainage systems are also in place to remove wastewater effectively, and this is referred to as a sewer system. Drainage definition of drainage by medical dictionary. The constraints defined above are more accentuated in this case. Good drainage needs to be taken into consideration at the early design stages in order to secure a long life for the road. The flow of water through welldefined channels is known as drainage and the network of such channels is known as drainage system the drainage pattern of an area is the result of the geological time period, nature, and structure of rocks, topography, slope, etc. Drainage is the system or process by which water or other liquids are drained from a. Todays stormwater, drainage and sanitary sewer challenges require high quality products and expertise. Drainage systems synonyms, drainage systems pronunciation, drainage systems translation, english dictionary definition of drainage systems. Drainage improvements every community has a drainage system, either natural or humanmade or, more likely, a combination of both. Drainage system it is the arrangement provided in a house or building for collecting or conveying waste water through drain pipes, by gravity, to join either a public sewer or a domestic septic tank is termed as house drainage or building drainage. Le terme drainage napparait pas avant le xix e siecle en francais.
They are governed by the topography of the land, whether a particular region is dominated by hard or soft rocks, and the gradient of the land. With a welldesigned drainage system, future rehabilitation and maintenance works can be considerably reduced and thus. The field drainage system is a network that gathers the excess water from the land by means of field drains, possibly supplemented by measures to promote the. System components a rainwater drainage system consists of a network of collectors, accessories and final discharge devices, which direct the water to the public network. The drainage pattern of an area is the outcome of or depends upon.
Soil drainage is a natural process by which water moves across, through, and out of the soil as a result of the force of gravity. An effective drainage system is the one that removes all excess water without causing inconveniences in terms of design. Drainage systems definition of drainage systems by the free. A deranged drainage system is a drainage system in drainage basins where there is no set pattern to the rivers and lakes. Nds stormwater management solutions help control runoff and eliminate standing water across a variety of residential applications. Due to soil composition, land grading, and other pertinent factors, drainage systems are often needed to keep lawns and landscaping from. In the icid definition ofdrainage, the removal of excess. Chapter 4drainage section 4a1introduction to stormwater drainage system design page 2 of 2. Chapter 4 drainage general managing water on the right of way requires a drainage system that effectively responds to the immediate environment. Drainage system definition of drainage system by the. Gis and image processing techniques can be employed for the identification of morphological features and analyzing properties of basin. This is, by far, the best means of estimating peak flows on an ungaged stream since.
Contribution of water by various rivers river % contribution of water brahmaputra 40 ganga 25 godavari 6. Often both may be required together to assure sustained, highlevel production of crops. Under these conditions, an artificial or manmade drainage system is required. Nds solutions protect water drainage systems by managing stormwater as close to the source as possible, reducing runoff and mitigating pollution and erosion. This could be floodwater, rainwater, and different kinds of runoff. Mixed drainage includes both of the aforementioned types of rainwater drainage systems. Nov 27, 2017 a drainage system is an arrangement to move liquids away from where they are not required for disposal in appropriate locations. Our wide range of drainage products and supplies collect, convey and retain stormwater throughout your yard to help prevent damage to your home, giving you peace of mind. One question which is therefore pertinent in the developing scenario is will current approaches to urban drainage be fit for. Engineered for performance nds solutions are trusted timeandlabor savers, proven to outperform traditional drainage systems in flow through and storage capacity.510 915 1456 944 720 1183 1355 687 305 625 716 2 712 1448 1347 34 372 1072 666 3 1407 249 816 1122 1343 1500 368 706 351 152 1023 373 68 935 1009 77