Let the Good Times Roll. The French translation of let the good times roll can be spelled in a few different ways. The first of these options is the grammatically correct version: Laissez les bons temps rouler. Laissez le bon temps rouler. Laisser les bons temps rouler. Laisser le bon temps rouler.
Surface runoff (also known as overland flow) is the flow of water that occurs when excess stormwater, meltwater, or other sources flows over the earth's surface.
Surface drainage. Surface drainage is very useful in removing excess water from land in a controlled manner and as quickly as possible, to a artificial drainage system or a natural watercourse. This should be done with no damage to the environment. Wet soil problems on dairy pastures are usually due to both excess surface and sub surface water.