This Architectural Drawing is AutoCAD 2d drawing of Normal Reinforced canal reinforcement details. It has been shown through studies done in the U.S., that a layer of bentonite 2 to 5 cm thick, underneath a layer of earth 15 to 30 cm thick, makes for an adequate lining system. Typically, porous soils are removed before compacted clay is applied to the bed and sides of a canal. There are varieties of linings that are available today but we will be discussing the following three: Plain Cement Concrete Lining. Reinforced Cement Concrete Lining. For more details and information download the drawing file.