It’s important to consider different drainage options both inside and out when it comes to auto repair shops. In both situations you have to remember to check with state and local laws requiring the proper capture and disposal of direct and indirect chemical runoff.
Around the outside of the building you need to ensure that storm water runoff is directed away from the building and that the grates selected can handle vehicular traffic loads but are pedestrian friendly in areas closest to the building.
Inside the bays, you will need to consider how to capture and contain any of the fluids that are drained from vehicles. It is also important to ensure that it has the quality to hold up to the corrosive environment and is nonflammable.