You were driving down the road when all a sudden the car shut down and all the lights came on when you got out all the coolant was on the ground you hear a grinding noise when you go to start the car?
You might have blown your engine. Were all of your gages working prior to this? Obviously, if your car runs, it's probably not your entire engine, but you could have blown a gasket, either way, sounds like trouble. Get some free estimates then the mechanic will let you know if your car is worth saving or not.