Water conveyance system pdf9/8/2023 ![]() ![]() It will give a tentative idea about the cost, and the same can be communicated to the authorities for seeking approval and sanctioning expenditure. Project EstimatesĪ preliminary estimate can be prepared once the preliminary drawings are made. The drawing should include different sections of the mains and branches, treatment units, etc. 3.5 Detailed Drawingĭetailed drawings include components and units along with their dimensions and both structural and hydraulic details. The flow diagram includes the line plan and section and also shows the sequence of operations. Sometimes, the contour plan and the site plan are combined to form one plan. 3.3 Contour PlanĪ contour plan is essential as it shows the location of the water main, sub-mains, valves, branches, hydrants, pumping stations, etc. 3.2 Site PlanĪ site plan of the town showing the location of the scheme and the area to be served by the scheme should be prepared. In certain maps, the layout of the pipes that convey water from the source to the city may also be included. The topographical map shows the features of the area and includes sources of supply, roads, etc. ![]() The following drawings are generally prepared and used for execution purposes: 3.1 Topographical Map
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