With the tire 15 cm wide, the contact patch is 6 cm long. Now load the car with 50% more weight (500 kg). The additional contact area needed is 55 cm^2 per tire. If you assume that the side walls don't deform, the contact length increases to 9 cm.
Mount Washington, Bullitt County, Kentucky: Browse Thousands of Acres of Land for Sale in Mount Washington, Bullitt County, Kentucky.
Mt. Washington, KY, population 12,026, is located in Kentucky's Bullitt county, about 18.3 miles from Louisville and 59.2 miles from Lexington. Through the 90's Mt. Washington's population has grown by about 62%. It is estimated that in the first 5 years of the past decade the population of Mt. Washington has grown by about 2%.