This architectural drawing is Cross section of irrigation project @7.25 with detailing. This method of lifting water using pumping installations and then supplying it to the land is called as lift irrigation. In this section filling is 19.313, cutting is 50.574, and the datum is 199.0. In this picture also given area report of the project. In this drawing FF top level, HDR top level, design level, pre level, offset etc. are given with their details. For more details and information download the drawing file.
