1. Calculate how much gravel you will need. To determine this, you need to multiply your drivewayâs length (in feet), width (in feet), and depth (in feet), then divide by 27 to get the cubic yards of gravel. 1  The depth of the gravel can vary, but should be at least 4-6 inches.
Causes of Unresponsiveness that are uncommon. The following causes of Unresponsiveness are diseases or conditions that affect more than 200,000 people, but less than 1 million people in the USA: Cirrhosis of the liver - unresponsiveness.
Being overweight can also put extra pressure on abdominal and pelvic muscles, leading to incontinence in women as well as in men. Other causes of incontinence include certain medical conditions such as stroke, dementia or diabetes. Often it's because of damage or interference to nerve passageways preventing the right signals traveling between the brain and the bladder or, in the case of dementia, failure to register those signals.