Article continues below advertisementStormwater drainage grates are key parts of urban infrastructure, preventing floods, protecting our streets, and ensuring a smooth water flow. Proper selection and installation of the right grates will guarantee strength, quality-of surface coating and safety. Here is a guide for engineers, contractors and managers to choose the right stormwater drainage grates and to install them properly.Understand the Function of Drainage GratesDrainage grates cover stormwater channels and channel the water into drains.