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.
Instructions. Lay ropes along the side of the driveway you want to expand. Determine the necessary width of the expansion with measuring tape and use this number to space the ropes from the edge of the driveway, adding 2 inches for edge restraints.For example, if the existing driveway fits one car and you want to widen it to fit two, the total width should be 16 to 22 feet.Use a spade and trenching hoe to remove growth and 12 inches of topsoil from the land within the ropes. Scoop the dirt on a tarp to fill in low-lying areas of the yard.f you need to accommodate an additional driver or larger vehicles, widening a driveway is a simple solution if your existing pavement is too narrow.