<p>A wash platform (1) for collection of wastewater and a method of constructing a wash platform for collection of wastewater. The wash platform including at least one drainage module (3), having a frame (4), a wash surface (2) and a drainage channel (5). The wash surface (2) is supported by the frame (4) at an incline relative to the horizontal and arranged such that any wastewater that falls on the wash surface (2) is collected in the drainage channel (5).</p>