Bus Driver is all about driving buses. In Bus Driver, your job is to transport passengers around an attractive and realistic city. You must drive to a timetable on a planned route, whilst obeying traffic rules, and taking care not to upset or injure your passengers.
A typical 4 foot by 8 foot sheet of plywood covers 32 square feet. If your roof area is 1,600 square feet, 1,600 divided by 32 will mean you need about 50 sheets to cover the roof. Add 10 percent to allow for waste.
This article teaches you the math formula to figure out how much roofing and underlayment you need to order. Roofing is talked about using the term square, as in This shed roof is 16 squares. A square refers to 100 square feet of roof or a 10 foot by 10 foot area. So a roof that has 1600 square feet of area has 16 squares. Remember that unless the roof is flat, the square footage of the building is different than the square footage of the roof. This is because of the pitch of the roof and the overhangs.