Dave,
Yes, the french drain was dug around the basement edge, filled with gravel and the pipe leads into the sump pump. The floor they want to fill in is not the wall near the sump pump. Since the heater is not near the oil tank, they have to run the fuel line the whole length of one wall and...
I had a french drain put in the basement. The installer left a space on the floor of an inch or two around the perimeter of the basement. I now need a oil tank installed and they want to cement the fuel line so it won't get accidently disturbed. They said they can cover up the space left by the...