Meningitis is a term used to describe inflammation of the membranes that surround the brain and spinal cord. Usually, the inflammation is caused by a viral or bacterial infection. Meningitis can be very serious, even life threatening, but it can also sometimes resolve on its own after a few weeks. History of Meningitis.The origins of what we now know as meningitis is not known.It seems Hippocrates was aware of the existence of swelling of the membranes around the spinal cord and brain.eningitis can be very serious, even life threatening, but it can also sometimes resolve on its own after a few weeks. History of Meningitis. The origins of what we now know as meningitis is not known. It seems Hippocrates was aware of the existence of swelling of the membranes around the spinal cord and brain.
So if you are paving a driveway with 2 1/2-inch thick bricks, you need to dig a level hole that is 8 1/2 inches deep.. For vehicular traffic, excavate 9 to 11 inches deep to allow for base material and 6 to 8 inches of gravel.. ...need to excavate 12+ inches deep for driveway that parks cars (7 inches deep for walkway).  We typically dig a 12â base under patioâs and walkways, and then 18â-24â deep for driveways in Ottawa.The weight of a car will destroy any interlock with an insufficient base installation and you will be doing the levelling again in 2-3 years.. have received four different suggestions about how deep that I need to excavate, as follows: Driveways should be at least 6 inches deeper than the thickness of your brick.
Knowing how deep water, electrical or gas lines should be buried in a yard is a homeownerâs responsibility. Smart digging requires a call to 811. Knowing how deep water, electrical or gas lines should be buried in a yard is a homeownerâs responsibility. If youâre a professional excavator or a homeowner, smart digging requires a call to 811.