A left shift is a phrase used to note that there are a high number of young, immature white blood cells present. Most commonly, this means that there is an infection or inflammation present and the bone marrow is producing more WBCs and releasing them into the blood before they are fully mature.
the gas line should be at least 30 inches deep. But may vary according to how strict your local safety codes are for preventing homeowners from hitting the line while digging in a tree or fence post. Call a heating/plumbing contractor.
How deep should drain pipe be buried under an asphalt driveway? I have a 4 PVC drain from a downspout that runs parallel to the garage for about 25' before joining another drain. This run is about 12 deep and with a very slight grade.